{"product_id":"dragon-fish-freshwater-uk-silver-arowana","title":"Dragon Fish (Silver Arowana) - Osteoglossum bicirrhosum | UK","description":"\u003cp\u003eThe \u003cstrong\u003eSilver Arowana\u003c\/strong\u003e, often searched as a \u003cstrong\u003eDragon Fish\u003c\/strong\u003e, is one of the most dramatic fish that can be kept in a freshwater aquarium. With its long metallic body, upturned mouth, and smooth surface-gliding movement, \u003cem\u003eOsteoglossum bicirrhosum\u003c\/em\u003e looks like a fish that was designed from myth rather than nature. This South American giant is famous as a fish that looks like a dragon, and it has become a true icon among keepers of \u003cstrong\u003epredatory fish UK\u003c\/strong\u003e displays and oversized show tanks. In the right \u003cstrong\u003edragon fish aquarium\u003c\/strong\u003e, this species can exceed 60 cm and, in exceptional cases, approach 100 cm, so understanding \u003cstrong\u003earowana tank requirements\u003c\/strong\u003e, \u003cstrong\u003esilver arowana tank size\u003c\/strong\u003e, and long-term care is essential before purchase. It is a semi-aggressive top-dwelling carnivore with a potential \u003cstrong\u003esilver arowana lifespan\u003c\/strong\u003e of 10-20 years, making it a serious commitment rather than an impulse buy.\u003c\/p\u003e\u003cp\u003eIn this guide, you will learn the real \u003cstrong\u003esilver arowana requirements\u003c\/strong\u003e, including \u003cstrong\u003esilver arowana tank setup\u003c\/strong\u003e, \u003cstrong\u003esilver arowana water parameters\u003c\/strong\u003e, feeding, tank mates, health, and why this is often considered the \u003cstrong\u003ebest arowana for large tank\u003c\/strong\u003e displays rather than the best arowana for a small home setup. See our detailed photos showing the sleek body shape and reflective scales in the product image \u003cstrong\u003edragon-fish.webp\u003c\/strong\u003e, ideal if you are comparing \u003cstrong\u003edragon fish pictures\u003c\/strong\u003e, researching \u003cstrong\u003edragon fish pet\u003c\/strong\u003e care, or deciding whether this \u003cstrong\u003estunning silver predatory fish\u003c\/strong\u003e belongs in your collection. For aquarists with the space, planning, and filtration to match its needs, the Silver Arowana becomes an unforgettable centrepiece fish.\u003c\/p\u003e\n\n\u003cdiv class=\"info-box\"\u003e\n  \u003ch4\u003e🔹 Quick Facts\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eScientific Name:\u003c\/strong\u003e \u003cem\u003eOsteoglossum bicirrhosum\u003c\/em\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCare Level:\u003c\/strong\u003e Advanced\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMin Tank Size:\u003c\/strong\u003e 950 litres (about 209 gallons)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRecommended Tank Size:\u003c\/strong\u003e 1900 litres+\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e 24-28°C (75-82°F)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003epH Range:\u003c\/strong\u003e 6.5-7.5\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLifespan:\u003c\/strong\u003e Up to 20 years\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTemperament:\u003c\/strong\u003e Semi-aggressive\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDiet:\u003c\/strong\u003e Carnivore\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSwimming Level:\u003c\/strong\u003e Top\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"species-profile\"\u003e\n  \u003ch3\u003eClassification\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOrder:\u003c\/strong\u003e Osteoglossiformes\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFamily:\u003c\/strong\u003e Osteoglossidae\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eGenus:\u003c\/strong\u003e Osteoglossum\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eThe Silver Arowana belongs to an ancient lineage of bonytongues, a group valued by aquarists for their primitive body plan and powerful predatory behaviour. In the hobby, it sits alongside other prestige display fish such as the \u003ca href=\"\/products\/freshwater-fish-uk\"\u003eAustralian Bonytongue\u003c\/a\u003e. If you have wondered \u003cstrong\u003ewhen was the dragon fish discovered\u003c\/strong\u003e, the species has been known to science since the 19th century, though its popularity as a \u003cstrong\u003edragon fish for home aquarium\u003c\/strong\u003e setups grew much later with the rise of monster fish keeping.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"origin\"\u003eWhere Do Silver Arowana Come From? Natural Habitat Explained\u003c\/h2\u003e\n\u003cp\u003eThe natural \u003cstrong\u003esilver arowana habitat\u003c\/strong\u003e is tropical South America, especially the Amazon basin and connected systems such as the Rupununi and Oyapock rivers. The \u003cstrong\u003eOsteoglossum bicirrhosum habitat\u003c\/strong\u003e includes slow-moving rivers, floodplains, forest lagoons, and seasonally inundated areas where the fish patrols the surface for insects, small fish, crustaceans, and anything else that lands in reach. If you are asking \u003cstrong\u003ewhere do dragon fish live\u003c\/strong\u003e or \u003cstrong\u003ewhere do dragonfish live\u003c\/strong\u003e, the answer is warm, soft, often tea-stained freshwater rich in cover overhead and food at the surface.\u003c\/p\u003e\n\u003cp\u003eUnlike many \u003cstrong\u003esmall river fish species\u003c\/strong\u003e, the Silver Arowana is built for distance, speed, and ambush. Its large pectoral fins and long body let it cruise just under the surface, while its famous upward-facing mouth helps it snatch prey from above. In the wild, this is one reason people ask \u003cstrong\u003ewhat do silver arowana eat in the wild\u003c\/strong\u003e—they eat insects, smaller fish, frogs, and occasionally animals that fall from branches. This natural hunting style explains why a \u003cstrong\u003edragon fish freshwater aquarium\u003c\/strong\u003e must have open swimming room and a secure lid.\u003c\/p\u003e\n\u003cp\u003eSearches such as \u003cstrong\u003edragon fish habitat\u003c\/strong\u003e and \u003cstrong\u003edragon fish where do they live\u003c\/strong\u003e often mix up arowanas with deep-sea species like \u003cstrong\u003estomiidae\u003c\/strong\u003e, the family that includes true marine dragonfish. That is an important distinction: the Silver Arowana is not related to the black deep-sea forms often called \u003cstrong\u003eblack dragon fish\u003c\/strong\u003e or \u003cstrong\u003eblack dragonfish\u003c\/strong\u003e, and it certainly does not come from the \u003cstrong\u003eangler fish mariana trench\u003c\/strong\u003e or \u003cstrong\u003ebarreleye mariana trench\u003c\/strong\u003e environment. It is a surface predator from warm tropical rivers, not a deep-ocean fish.\u003c\/p\u003e\n\u003cp\u003eIn nature, seasonal flooding shapes behaviour, feeding, and growth. Juveniles often use shallower margins for safety, while adults range through much larger areas. This is why a juvenile may look manageable in a shop tank but rapidly outgrow average home aquariums. Good husbandry starts by respecting the species as a roaming river predator, not just a decorative oddity.\u003c\/p\u003e\n\u003cdiv class=\"tip-box\"\u003e\n  \u003ch4\u003e💡 Expert Tip\u003c\/h4\u003e\n  \u003cp\u003eMimicking the natural habitat with warm, clean water, subdued overhead lighting, and a large unobstructed surface area helps reduce panic swimming and improves feeding response. Keep decor low and secure because this species uses the top half of the tank as its patrol zone.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"tank-setup\"\u003eHow to Set Up the Perfect Tank for Silver Arowana\u003c\/h2\u003e\n\u003cp\u003eGetting the tank right is the single most important part of successful long-term care. Many problems blamed on temperament or disease are actually caused by poor planning around \u003cstrong\u003esilver arowana tank size\u003c\/strong\u003e, filtration, or lid security. If you are researching \u003cstrong\u003ewhat size tank for silver arowana\u003c\/strong\u003e, the honest answer is: much larger than most hobbyists expect.\u003c\/p\u003e\n\u003ch3\u003eTank Size Requirements\u003c\/h3\u003e\n\u003cp\u003eThe practical \u003cstrong\u003esilver arowana minimum tank size\u003c\/strong\u003e is 950 litres, but that is only a starting point for a juvenile or subadult. A far better long-term target is 1900 litres or more, especially for a fish expected to reach 75-90 cm. A useful way to think about \u003cstrong\u003esilver arowana tank size in feet\u003c\/strong\u003e is that length and width matter as much as volume. A narrow tank may hold enough litres on paper but still restrict turning and cruising. For many keepers, the best footprint is at least 8 x 3 ft, with larger systems strongly preferred.\u003c\/p\u003e\n\u003cp\u003eIf you have searched for a \u003cstrong\u003esilver arowana tank size chart\u003c\/strong\u003e, use one with caution. Charts can oversimplify a fish whose body shape, jumping ability, and growth rate demand generous dimensions. People also ask \u003cstrong\u003ehow big do silver arowana get in aquarium\u003c\/strong\u003e; in a well-run system, 60 cm is common, and larger specimens are possible. A \u003cstrong\u003e2ft silver arowana\u003c\/strong\u003e is not unusual with good care, which is why a small tank is never a temporary solution for long.\u003c\/p\u003e\n\u003ch3\u003eWater Parameters\u003c\/h3\u003e\n\u003cp\u003eStable water matters more than chasing an exact number. The ideal \u003cstrong\u003esilver arowana temperature\u003c\/strong\u003e is around 26°C, with a safe \u003cstrong\u003esilver arowana temperature range\u003c\/strong\u003e of 24-28°C. Keep pH between 6.5 and 7.5 and maintain soft to moderately soft water. For those looking up \u003cstrong\u003eOsteoglossum bicirrhosum water hardness\u003c\/strong\u003e, aim for 1-10 dGH. These \u003cstrong\u003esilver arowana water parameters\u003c\/strong\u003e support appetite, immune function, and smooth growth.\u003c\/p\u003e\n\u003cp\u003eMany buyers ask \u003cstrong\u003edoes silver arowana need heater\u003c\/strong\u003e. In UK homes, yes, absolutely. A large reliable heater or multiple heaters on a controller are strongly recommended to keep the \u003cstrong\u003esilver arowana water temperature\u003c\/strong\u003e stable. Sudden drops can trigger stress, refusal to feed, and opportunistic infection.\u003c\/p\u003e\n\u003cdiv class=\"spec-grid\"\u003e\n  \u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"spec-value\"\u003e24-28°C\u003c\/div\u003e\n\u003cdiv class=\"spec-label\"\u003eTemperature\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"spec-value\"\u003e6.5-7.5\u003c\/div\u003e\n\u003cdiv class=\"spec-label\"\u003epH\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"spec-value\"\u003e1-10 dGH\u003c\/div\u003e\n\u003cdiv class=\"spec-label\"\u003eHardness\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"spec-value\"\u003e950-1900L+\u003c\/div\u003e\n\u003cdiv class=\"spec-label\"\u003eTank Size\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFiltration\u003c\/h3\u003e\n\u003cp\u003eArowanas are messy carnivores, so filtration must be oversized. Use a high-capacity sump or multiple external canisters rated well above the tank volume. Aim for strong biological filtration with moderate turnover and excellent oxygenation, but avoid chaotic surface turbulence that causes constant stress. Large mechanical stages help capture food waste before it breaks down.\u003c\/p\u003e\n\u003cp\u003eFor a serious \u003cstrong\u003esilver arowana tank setup\u003c\/strong\u003e, pair your fish with robust life-support equipment and generous maintenance. Weekly partial water changes of 30-50% are common in heavily fed systems. When setting up a \u003cstrong\u003edragon fish in aquarium\u003c\/strong\u003e display, think like a public aquarium keeper: redundancy, stability, and easy maintenance access.\u003c\/p\u003e\n\u003ch3\u003eSubstrate, Decor, Plants, and Lid\u003c\/h3\u003e\n\u003cp\u003eSubstrate is mostly aesthetic because this species stays near the surface. Smooth sand or fine rounded gravel works well and reflects light softly upward. Keep decor low, secure, and blunt-edged. Large driftwood pieces can look impressive but must not create launch points near the lid.\u003c\/p\u003e\n\u003cp\u003ePlanting is optional. Tough rooted plants around the edges are safer than dense floating cover. If you like unusual surface fish, the \u003ca href=\"\/products\/flying-fish\"\u003eFreshwater Butterflyfish\u003c\/a\u003e shows how important calm upper water can be, though it is not a tank mate for adult arowanas. For aquarists building a themed oddball display, species such as \u003ca href=\"\/products\/freshwater-fish-uk\"\u003eBlyth’s Archerfish\u003c\/a\u003e, \u003ca href=\"\/products\/freshwater-fish-uk\"\u003eElephant Nose Knifefish\u003c\/a\u003e, and \u003ca href=\"\/products\/freshwater-fish-uk\"\u003eElephantnose Fish\u003c\/a\u003e can offer inspiration for different zones of the aquarium, even if not all are direct companions.\u003c\/p\u003e\n\u003cp\u003eThe lid is non-negotiable. Arowanas are legendary jumpers. A small gap for pipes is enough for disaster. The safest \u003cstrong\u003edragon fish for aquarium\u003c\/strong\u003e setup uses a heavy, tight-fitting cover with all openings blocked.\u003c\/p\u003e\n\u003cdiv class=\"info-box\"\u003e\n  \u003ch4\u003eQuick Setup Checklist\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003eTank of at least 950 litres, with 1900 litres preferred for long-term care\u003c\/li\u003e\n    \u003cli\u003eSecure tight-fitting lid with no jump gaps\u003c\/li\u003e\n    \u003cli\u003eTemperature held at 24-28°C with heater backup\u003c\/li\u003e\n    \u003cli\u003epH 6.5-7.5 and hardness 1-10 dGH\u003c\/li\u003e\n    \u003cli\u003eOversized biological and mechanical filtration\u003c\/li\u003e\n    \u003cli\u003eOpen swimming area at the surface\u003c\/li\u003e\n    \u003cli\u003eWeekly large water changes\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tip-box\"\u003e\n  \u003ch4\u003e💡 Pro Tip\u003c\/h4\u003e\n  \u003cp\u003eAlways cycle the tank for 4-6 weeks before adding a Silver Arowana. In monster fish systems, immature filtration causes more losses than any single disease. Test ammonia and nitrite regularly, especially after heavy feeding.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"feeding\"\u003eWhat Do Silver Arowana Eat? Complete Feeding Guide\u003c\/h2\u003e\n\u003cp\u003eThe Silver Arowana is a carnivore, and one of the most common questions is \u003cstrong\u003ewhat do dragon fish eat\u003c\/strong\u003e. In captivity, the best \u003cstrong\u003edragon fish diet\u003c\/strong\u003e is varied, protein-rich, and controlled. If you are asking \u003cstrong\u003ewhat dragonfish eat\u003c\/strong\u003e, \u003cstrong\u003edragon fish what do they eat\u003c\/strong\u003e, or \u003cstrong\u003ewhat do silver arowana eat\u003c\/strong\u003e, think in terms of quality floating carnivore pellets, strips of fish or prawn, insects, and occasional frozen foods rather than random live feeders.\u003c\/p\u003e\n\u003ch3\u003eStaple Foods\u003c\/h3\u003e\n\u003cp\u003eThe foundation of a good \u003cstrong\u003esilver arowana diet\u003c\/strong\u003e should be high-quality floating predator pellets. These help train the fish to feed from the surface safely and provide balanced vitamins and minerals. This is especially important for juveniles, where consistent nutrition supports the \u003cstrong\u003esilver arowana growth rate\u003c\/strong\u003e without encouraging fatty degeneration.\u003c\/p\u003e\n\u003ch3\u003eSupplemental Foods\u003c\/h3\u003e\n\u003cp\u003eSupplement pellets with prawns, mussel, white fish, earthworms, crickets, and other clean invertebrate foods. This keeps \u003cstrong\u003esilver arowana feeding\u003c\/strong\u003e varied and more closely reflects what they would take in the wild. For young fish, people often ask \u003cstrong\u003ewhat to feed baby silver arowana\u003c\/strong\u003e; smaller pellets, chopped prawn, bloodworm, and soft insects are useful until the fish can take larger items confidently.\u003c\/p\u003e\n\u003ch3\u003eTreats and Foods to Avoid\u003c\/h3\u003e\n\u003cp\u003eOccasional treats such as mealworms or locusts can stimulate natural hunting behaviour, but avoid making fatty insects the main diet. Also avoid feeder fish from unreliable sources, as they introduce parasites and thiaminase issues. If you are wondering \u003cstrong\u003ewhat to feed silver arowana\u003c\/strong\u003e for best long-term condition, variety beats novelty. Despite odd online searches like \u003cstrong\u003edragon fish dish\u003c\/strong\u003e, this species should be managed as a specialist aquarium predator, not treated casually.\u003c\/p\u003e\n\u003cp\u003eSome keyword searches such as \u003cstrong\u003eangler fish diet\u003c\/strong\u003e, \u003cstrong\u003ewhat anglerfish eat\u003c\/strong\u003e, \u003cstrong\u003ewhat do angler fish eat\u003c\/strong\u003e, and \u003cstrong\u003ewhat does angler fish eat\u003c\/strong\u003e refer to a completely different marine fish. Those feeding answers do not apply here. Likewise, \u003cstrong\u003ewhat do angler fish eat ark\u003c\/strong\u003e is a gaming query, not a care guide. For a Silver Arowana, the focus should stay on clean carnivore foods presented at the surface.\u003c\/p\u003e\n\u003ch3\u003eFeeding Frequency\u003c\/h3\u003e\n\u003cp\u003eJuveniles do best with 2 small meals daily. Subadults can be fed once or twice daily, while large adults often thrive on one substantial meal a day or 5-6 meals per week. If you are asking \u003cstrong\u003ewhy is my silver arowana not eating\u003c\/strong\u003e, common causes include low temperature, stress after transport, poor water quality, or a fish that has become fixated on one food type. Most healthy specimens can go a short period without issue; people asking \u003cstrong\u003ehow long can silver arowana live without food\u003c\/strong\u003e should know that adults may endure days to a couple of weeks, but fasting should never replace proper troubleshooting.\u003c\/p\u003e\n\u003ctable class=\"comparison-table\"\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eTime\u003c\/th\u003e\n\u003cth\u003eFood\u003c\/th\u003e\n\u003cth\u003eAmount\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMorning\u003c\/td\u003e\n\u003ctd\u003eFloating carnivore pellets\u003c\/td\u003e\n\u003ctd\u003eOnly what is eaten in 1-2 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eEvening\u003c\/td\u003e\n\u003ctd\u003ePrawn, insect mix, or white fish strips\u003c\/td\u003e\n\u003ctd\u003e1 modest portion, no leftovers\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"food-recommendation\"\u003e\n  \u003ca href=\"\/products\/freshwater-fish-uk\"\u003eFloating predator pellets for surface-feeding carnivores\u003c\/a\u003e - Ideal as a staple for training juvenile and adult arowanas to feed cleanly from the top.\n\u003c\/div\u003e\n\u003cdiv class=\"food-recommendation\"\u003e\n  \u003ca href=\"\/products\/freshwater-fish-uk\"\u003eFrozen and prepared meaty foods for large carnivores\u003c\/a\u003e - Useful for adding variety to a balanced weekly feeding plan.\n\u003c\/div\u003e\n\u003cdiv class=\"warning-box\"\u003e\n  \u003ch4\u003e⚠️ Feeding Warning\u003c\/h4\u003e\n  \u003cp\u003eOverfeeding causes ammonia spikes, fatty liver issues, and rapid water fouling. Arowanas are enthusiastic feeders, but a swollen belly and uneaten food are signs to reduce portions immediately.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"appearance\"\u003eSilver Arowana Appearance: Colors, Patterns \u0026amp; Varieties\u003c\/h2\u003e\n\u003cp\u003eThe Silver Arowana is a long, laterally compressed fish with a pointed head, large reflective scales, and two barbels projecting from the lower jaw. These barbels are one reason some hobbyists search for a \u003cstrong\u003ebarbel freshwater fish uk\u003c\/strong\u003e display species. Adults are elegant rather than bulky, with elongated dorsal and anal fins that run far back toward the tail, creating a ribbon-like swimming motion.\u003c\/p\u003e\n\u003cp\u003eJuveniles often show a stronger blue-silver sheen, and some buyers asking \u003cstrong\u003ewhat are blue dragon fish\u003c\/strong\u003e may actually be seeing young arowanas under cool lighting. Mature fish are usually silver with subtle darker edging and occasional hints of pink, blue, or bronze depending on diet, lighting, and mood. The fins may show warm tones, which is why some people describe them as \u003cstrong\u003efreshwater fish with red fins\u003c\/strong\u003e in certain photographs.\u003c\/p\u003e\n\u003cp\u003eIf you are comparing this species with deep-sea dragonfish, remember that the Silver Arowana is not the same as a \u003cstrong\u003eblack dragon fish\u003c\/strong\u003e or \u003cstrong\u003eblack dragonfish\u003c\/strong\u003e. Those names usually refer to unrelated marine species. The arowana is a bright, surface-dwelling river fish and one of the most recognisable \u003cstrong\u003elarge predatory fish UK\u003c\/strong\u003e hobbyists keep indoors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOsteoglossum bicirrhosum size\u003c\/strong\u003e in captivity commonly reaches 60-90 cm, and the fish looks even larger because of its length and posture. Sexual dimorphism is subtle. Mature males may appear slightly slimmer and are the sex responsible for mouthbrooding during successful \u003cstrong\u003esilver arowana breeding\u003c\/strong\u003e, but visual sexing is unreliable. Our photos show the clean metallic scaling and graceful profile that make this a standout \u003cstrong\u003eimpressive display fish UK\u003c\/strong\u003e aquarists often choose for oversized installations.\u003c\/p\u003e\n\n\u003ch2 id=\"compatibility\"\u003eWhat Fish Can Live With Silver Arowana? Compatibility Guide\u003c\/h2\u003e\n\u003cp\u003eA common question is \u003cstrong\u003eare dragon fish aggressive\u003c\/strong\u003e or \u003cstrong\u003eare silver arowana aggressive\u003c\/strong\u003e. The best answer is that they are predatory, territorial at feeding time, and semi-aggressive rather than constantly violent. A healthy adult will eat any fish small enough to fit in its mouth, and it may bully surface competitors. So while a \u003cstrong\u003esilver arowana community tank\u003c\/strong\u003e is possible, it is never a standard community in the usual sense.\u003c\/p\u003e\n\u003ch3\u003eIdeal Tank Mates\u003c\/h3\u003e\n\u003cp\u003eThe best \u003cstrong\u003esilver arowana tank mates\u003c\/strong\u003e are large, robust species that occupy different levels and can handle warm, clean water. Good options include large plecos, big catfish, bichirs, and some oscars in very spacious systems. If you are researching \u003cstrong\u003eOsteoglossum bicirrhosum tank mates\u003c\/strong\u003e, focus on body size, temperament, and swimming zone rather than just species names.\u003c\/p\u003e\n\u003cp\u003eSuitable oddball companions may include large bichirs, which is why some keepers search \u003cstrong\u003edragon fish bichir\u003c\/strong\u003e combinations. In huge aquariums, oscars can work, leading to the frequent question \u003cstrong\u003ecan silver arowana live with oscars\u003c\/strong\u003e. The answer is yes, sometimes, but only in oversized tanks with carefully matched individuals. Similarly, \u003cstrong\u003ecan silver arowana live with cichlids\u003c\/strong\u003e depends on the cichlid. Large but not hyper-aggressive species are safer than combative Central Americans or African cichlids.\u003c\/p\u003e\n\u003ch3\u003eSpecies to Avoid\u003c\/h3\u003e\n\u003cp\u003eSmall fish are food. Delicate fish are stressed by the arowana’s speed and feeding response. Goldfish are poor companions because of temperature mismatch, body shape, and disease risk, so \u003cstrong\u003ecan silver arowana live with goldfish\u003c\/strong\u003e is effectively a no. Koi are pond fish and not suitable indoor tank mates, so \u003cstrong\u003ecan silver arowana live with koi\u003c\/strong\u003e is also not recommended. Searches such as \u003cstrong\u003esilver arowana with african cichlids\u003c\/strong\u003e usually end badly because many African species are too aggressive, too territorial, or need different chemistry.\u003c\/p\u003e\n\u003cp\u003ePeople also ask \u003cstrong\u003ecan silver arowana live together\u003c\/strong\u003e, \u003cstrong\u003ehow many silver arowana can live together\u003c\/strong\u003e, or even \u003cstrong\u003e2 silver arowana in 1 tank\u003c\/strong\u003e. In most home aquariums, keeping multiple Silver Arowanas together is risky. Juveniles may shoal loosely, but as they mature, competition and injury become much more likely. Unless the tank is enormous and the fish are carefully managed, a single specimen is the safer choice.\u003c\/p\u003e\n\u003ctable class=\"comparison-table\"\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecies\u003c\/th\u003e\n\u003cth\u003eCompatible?\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/freshwater-fish-uk\"\u003eAustralian Bonytongue\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e⚠️ Caution\u003c\/td\u003e\n\u003ctd\u003eSimilar prestige fish; only for very large specialist systems.\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/freshwater-fish-uk\"\u003eElephant Nose Knifefish\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e⚠️ Caution\u003c\/td\u003e\n\u003ctd\u003eDifferent level use, but only with careful size matching and peaceful conditions.\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/freshwater-fish-uk\"\u003eElephantnose Fish\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e⚠️ Caution\u003c\/td\u003e\n\u003ctd\u003eCan work only when the arowana is not large enough to view it as prey.\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/freshwater-fish-uk\"\u003eBlyth’s Archerfish\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e❌ Avoid\u003c\/td\u003e\n\u003ctd\u003eSurface zone conflict and different long-term setup priorities.\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/flying-fish\"\u003eFreshwater Butterflyfish\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e❌ Avoid\u003c\/td\u003e\n\u003ctd\u003eToo small and occupies the same upper level.\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSmall tetras, rasboras, livebearers\u003c\/td\u003e\n\u003ctd\u003e❌ Avoid\u003c\/td\u003e\n\u003ctd\u003eWill be eaten.\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eOdd searches like \u003cstrong\u003eare angler fish aggressive\u003c\/strong\u003e, \u003cstrong\u003eis angler fish aggressive\u003c\/strong\u003e, or \u003cstrong\u003edo angler fish fuse together\u003c\/strong\u003e refer to unrelated marine species and should not guide your stocking plan. For Silver Arowanas, the main compatibility rule is simple: no small prey, no relentless fin-biters, and no cramped tanks.\u003c\/p\u003e\n\u003cdiv class=\"tip-box\"\u003e\n  \u003ch4\u003e💡 Compatibility Tip\u003c\/h4\u003e\n  \u003cp\u003eAlways quarantine new arrivals for 2-4 weeks before adding them to a monster fish setup. Large predators often hide early disease signs, and one infected tank mate can destabilise the whole system.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"breeding\"\u003eHow to Breed Silver Arowana: Complete Breeding Guide\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eSilver arowana breeding\u003c\/strong\u003e in captivity is exceptionally rare and, for most hobbyists, effectively impossible. This species needs immense space, mature adults, stable conditions, and often pond-scale facilities. If you are searching \u003cstrong\u003esilver arowana breeding age\u003c\/strong\u003e, sexual maturity usually comes only after several years, often when the fish are already very large.\u003c\/p\u003e\n\u003ch3\u003eBreeding Setup\u003c\/h3\u003e\n\u003cp\u003eSuccessful attempts require huge systems with warm soft water, excellent nutrition, and minimal disturbance. A standard indoor aquarium is rarely enough. The fish must be conditioned on a rich, varied carnivore diet and given room for courtship behaviour. This is not a species where a small dedicated breeding tank solves the problem.\u003c\/p\u003e\n\u003ch3\u003eSpawning Behaviour\u003c\/h3\u003e\n\u003cp\u003eIn the wild, pairs spawn and the male takes the eggs into his mouth. If you are asking \u003cstrong\u003ewhat day dragon fish spawn\u003c\/strong\u003e, there is no simple aquarium calendar answer. Spawning is linked to maturity, condition, environmental stability, and likely seasonal cues that are hard to reproduce indoors. During true \u003cstrong\u003esilver arowana breeding\u003c\/strong\u003e, the male becomes the mouthbrooder and may stop feeding while carrying eggs or fry.\u003c\/p\u003e\n\u003ch3\u003eEgg Care and Fry\u003c\/h3\u003e\n\u003cp\u003eBecause the male incubates the brood, there is no separate egg tumbler stage like with some other species. Once released, fry are large compared with many tropical fish and need immaculate water plus appropriately sized meaty foods. Questions like \u003cstrong\u003eangler fish eggs\u003c\/strong\u003e, \u003cstrong\u003eangler fish baby\u003c\/strong\u003e, or \u003cstrong\u003eangler fish with baby teeth\u003c\/strong\u003e are unrelated and should not be used as care references for arowanas.\u003c\/p\u003e\n\u003ch3\u003eSexing and Challenges\u003c\/h3\u003e\n\u003cp\u003eVisual sexing is difficult, so terms such as \u003cstrong\u003eangler fish female\u003c\/strong\u003e, \u003cstrong\u003eangler fish male\u003c\/strong\u003e, \u003cstrong\u003eangler fish female vs male\u003c\/strong\u003e, \u003cstrong\u003eangler fish male vs female\u003c\/strong\u003e, \u003cstrong\u003eanglerfish male and female\u003c\/strong\u003e, \u003cstrong\u003eanglerfish with male\u003c\/strong\u003e, \u003cstrong\u003eanglerfish with male attached\u003c\/strong\u003e, and \u003cstrong\u003eare male anglerfish small\u003c\/strong\u003e do not apply here. In Silver Arowanas, external sex differences are subtle, and pairing compatible adults is one of the biggest barriers.\u003c\/p\u003e\n\u003cdiv class=\"tip-box\"\u003e\n  \u003ch4\u003eAdvanced Breeding Tip\u003c\/h4\u003e\n  \u003cp\u003eIf your goal is breeding rather than display keeping, start with a group in an extremely large system and be prepared for years of grow-out before pair formation. Even then, success is uncommon, so most aquarists should approach the Silver Arowana as a display species, not a practical breeding project.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"comparison\"\u003eSilver Arowana vs Similar Species: Which Should You Choose?\u003c\/h2\u003e\n\u003cp\u003eChoosing between large prestige fish matters because the wrong species can outgrow your tank, clash with your stocking plan, or demand a very different budget. If you are comparing \u003cstrong\u003earowana types\u003c\/strong\u003e, the Silver Arowana is usually the most accessible giant arowana for hobbyists who want the classic dragon-like shape without stepping into the rarity and cost of Asian varieties such as \u003cstrong\u003eplatinum arowana\u003c\/strong\u003e or niche forms like \u003cstrong\u003enami green arowana\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ctable class=\"comparison-table\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSilver Arowana\u003c\/th\u003e\n\u003cth\u003eAustralian Bonytongue\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMax Size\u003c\/td\u003e\n\u003ctd\u003e60-100 cm\u003c\/td\u003e\n\u003ctd\u003eUp to about 90 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCare Level\u003c\/td\u003e\n\u003ctd\u003eAdvanced\u003c\/td\u003e\n\u003ctd\u003eAdvanced\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTemperature\u003c\/td\u003e\n\u003ctd\u003e24-28°C\u003c\/td\u003e\n\u003ctd\u003e24-30°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTemperament\u003c\/td\u003e\n\u003ctd\u003eSemi-aggressive, surface predator\u003c\/td\u003e\n\u003ctd\u003eAssertive, powerful feeder\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePrice\u003c\/td\u003e\n\u003ctd\u003eVaries by size and availability\u003c\/td\u003e\n\u003ctd\u003eVaries by size and availability\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBest For\u003c\/td\u003e\n\u003ctd\u003eOpen-top-level display fish\u003c\/td\u003e\n\u003ctd\u003eCollectors of ancient oddball species\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable class=\"comparison-table\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSilver Arowana\u003c\/th\u003e\n\u003cth\u003eFreshwater Butterflyfish\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMax Size\u003c\/td\u003e\n\u003ctd\u003e60-100 cm\u003c\/td\u003e\n\u003ctd\u003e10-13 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCare Level\u003c\/td\u003e\n\u003ctd\u003eAdvanced\u003c\/td\u003e\n\u003ctd\u003eModerate\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTank Type\u003c\/td\u003e\n\u003ctd\u003eMonster tank\u003c\/td\u003e\n\u003ctd\u003eSpecialist surface community\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBest For\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eSilver arowana for monster tank\u003c\/strong\u003e setups\u003c\/td\u003e\n\u003ctd\u003eSmaller oddball aquariums\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eJump Risk\u003c\/td\u003e\n\u003ctd\u003eVery high\u003c\/td\u003e\n\u003ctd\u003eHigh\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eWho Should Choose It?\u003c\/td\u003e\n\u003ctd\u003eKeepers with very large systems\u003c\/td\u003e\n\u003ctd\u003eKeepers wanting a manageable surface predator\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eIf you want the \u003cstrong\u003ebest arowana for home aquarium\u003c\/strong\u003e in the sense of manageability, the Silver Arowana is usually not it unless your home aquarium is truly enormous. But if you want the \u003cstrong\u003ewhich dragon fish is best\u003c\/strong\u003e answer for visual impact in a giant freshwater display, this species is a strong contender. It is often the \u003cstrong\u003ebest arowana for large tank\u003c\/strong\u003e owners who want constant movement, surface interaction, and unmistakable presence.\u003c\/p\u003e\n\u003cp\u003eCompared with many other \u003cstrong\u003efreshwater fish uk\u003c\/strong\u003e favourites, the Silver Arowana demands more planning but rewards that effort with scale, personality, and drama. It is the right choice for keepers building a statement tank rather than a mixed community.\u003c\/p\u003e\n\n\u003ch2 id=\"health\"\u003eCommon Health Problems in Silver Arowana \u0026amp; How to Prevent Them\u003c\/h2\u003e\n\u003cp\u003eHealthy Silver Arowanas are alert, level in the water, eager to feed, and free from cloudy eyes, fin splits, or skin ulcers. Their barbels should be intact, the scales smooth, and the fish should cruise the surface without crashing into the lid. Because this species is large and reactive, many health issues begin with stress or impact injuries rather than classic small-fish diseases.\u003c\/p\u003e\n\u003ch3\u003eCommon Problems\u003c\/h3\u003e\n\u003cp\u003eOne of the most discussed conditions is \u003cstrong\u003esilver arowana drop eye treatment\u003c\/strong\u003e. Drop eye is a downward displacement of one or both eyes, often associated with genetics, diet, injury, reflection patterns, or constant downward focus. Prevention is more reliable than cure: use a broad tank footprint, avoid overuse of sinking foods, and reduce visual distractions below the fish.\u003c\/p\u003e\n\u003cp\u003eOther \u003cstrong\u003esilver arowana disease\u003c\/strong\u003e concerns include bacterial infections after jumping injuries, parasitic irritation, fin damage, and stress-related refusal to feed. Poor water quality can quickly lead to cloudy eyes, red streaking, or skin inflammation. In heavily stocked systems, monitor nitrate closely and never assume a big tank stays stable without testing.\u003c\/p\u003e\n\u003ch3\u003eTreatment and Prevention\u003c\/h3\u003e\n\u003cp\u003eThe first treatment step is always water quality correction. Large water changes, increased aeration, and isolation from aggressive tank mates solve many early problems. Quarantine all new fish and avoid feeding risky live prey. If medication is needed, choose products suitable for scaleless-sensitive or oddball fish where relevant, and dose carefully by true water volume.\u003c\/p\u003e\n\u003cp\u003eSome online searches such as \u003cstrong\u003ewhich angler fish is the biggest\u003c\/strong\u003e, \u003cstrong\u003ewhich anglerfish has the light\u003c\/strong\u003e, \u003cstrong\u003ewhich fish eat angler fish\u003c\/strong\u003e, or \u003cstrong\u003edo anglerfish go to the surface when they die\u003c\/strong\u003e are unrelated marine topics. Likewise, \u003cstrong\u003edragon fish poison\u003c\/strong\u003e is not relevant to Silver Arowanas; they are not venomous. The real risks are injury, poor water, and long-term nutritional imbalance.\u003c\/p\u003e\n\u003cdiv class=\"warning-box\"\u003e\n  \u003ch4\u003e⚠️ Health Warning\u003c\/h4\u003e\n  \u003cp\u003eNever medicate a display tank blindly. Large predatory fish react badly to overdosing, and treating the wrong issue wastes valuable time. Test water first, observe behaviour, and quarantine whenever possible.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"info-box\"\u003e\n  \u003ch4\u003eQuarantine Protocol\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003eUse a separate heated tank for 2-4 weeks\u003c\/li\u003e\n    \u003cli\u003eMatch temperature and pH to the main system\u003c\/li\u003e\n    \u003cli\u003eObserve feeding response daily\u003c\/li\u003e\n    \u003cli\u003eCheck for flashing, excess mucus, ulcers, or cloudy eyes\u003c\/li\u003e\n    \u003cli\u003ePerform regular water changes to keep ammonia at zero\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"behavior\"\u003eUnderstanding Silver Arowana Behavior in the Aquarium\u003c\/h2\u003e\n\u003cp\u003eThe Silver Arowana is an active, intelligent surface hunter. It spends much of the day patrolling the top of the tank, watching movement outside the glass, and reacting quickly to feeding cues. This is one reason it is so popular as a \u003cstrong\u003edragon fish in aquarium\u003c\/strong\u003e centrepiece. Few freshwater species interact with the room as obviously as an arowana does.\u003c\/p\u003e\n\u003cp\u003eIts semi-aggressive reputation comes from predation and space use rather than constant territorial attack. A solitary specimen is often the easiest route to success. In a properly planned \u003cstrong\u003esilver arowana for species tank\u003c\/strong\u003e, you can see more relaxed cruising, cleaner turns, and stronger feeding confidence than in a crowded mixed setup.\u003c\/p\u003e\n\u003cp\u003eColour and posture change with mood. A stressed fish may clamp fins, pace the glass, or strike the lid. A settled fish glides smoothly and takes food decisively. If you want reliable \u003cstrong\u003edragonfish facts\u003c\/strong\u003e, one of the best is this: behaviour is your earliest health indicator. Watch the fish every day, especially after maintenance or changes in diet.\u003c\/p\u003e\n\u003cp\u003eBecause this species is top-oriented, it can be startled by shadows and sudden movement. Calm lighting transitions and a consistent routine help. In the right tank, the Silver Arowana becomes a responsive, memorable display animal rather than a nervous giant.\u003c\/p\u003e\n\n\u003ch2 id=\"why-buy\"\u003eWhy Buy from Tropical Fish Co?\u003c\/h2\u003e\n\u003cp\u003eLarge predatory fish are not all equal at the point of sale. A Silver Arowana should arrive with straight body carriage, intact barbels, clean eyes, and a strong surface-feeding response. That matters far more than vague claims about quality. For buyers looking for \u003cstrong\u003efreshwater fish uk for sale\u003c\/strong\u003e, \u003cstrong\u003ebuy dragon fish UK\u003c\/strong\u003e, or a trustworthy source for a \u003cstrong\u003edragon fish for sale\u003c\/strong\u003e listing, the difference is in preparation and handling.\u003c\/p\u003e\n\u003cp\u003eOur Silver Arowanas are selected for alert behaviour, clean finnage, and stable feeding before dispatch. Each fish is observed during quarantine, acclimated to captive foods, and checked for transport readiness so that your new \u003cstrong\u003edragon fish pet\u003c\/strong\u003e is not arriving straight from a stressful import chain into your display tank. This is especially important for a species with such specific \u003cstrong\u003earowana tank requirements\u003c\/strong\u003e and such a long potential lifespan.\u003c\/p\u003e\n\u003cp\u003eFor UK delivery, fish are packed in insulated boxes with appropriate bagging volume, oxygen, and seasonal heat protection when required. Tracked delivery reduces unnecessary delays, and careful packing helps protect this long-bodied species during transit. Buyers comparing \u003cstrong\u003edragon fish online\u003c\/strong\u003e, \u003cstrong\u003edragon fish for sale near me\u003c\/strong\u003e, or even broad searches like \u003cstrong\u003eangler fish for sale uk\u003c\/strong\u003e often discover that specialist handling matters more than the lowest headline \u003cstrong\u003edragon fish pet price\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIf you are trying to judge \u003cstrong\u003edragon fish for aquarium price\u003c\/strong\u003e or comparing the \u003cstrong\u003edragon fish price\u003c\/strong\u003e with other oddballs, remember to budget for the full setup, not just the fish. A Silver Arowana is a long-term investment in space, filtration, heating, and maintenance. We support that purchase with practical care guidance, acclimation advice, and species-specific notes so you can build the right system from day one.\u003c\/p\u003e\n\u003cdiv class=\"care-highlight\"\u003e\n  \u003ch4\u003eWhy Choose Tropical Fish Co for Silver Arowana\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003eSelected for straight swimming, intact barbels, and confident surface feeding\u003c\/li\u003e\n    \u003cli\u003eQuarantined and monitored before sale, with attention to stress and transport readiness\u003c\/li\u003e\n    \u003cli\u003ePacked specifically for large, active surface predators with insulated shipping methods suited to UK conditions\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"related-products\"\u003eYou Might Also Like\u003c\/h2\u003e\n\u003cp\u003eIf you are planning a serious oddball or monster setup, consider related species and display fish that suit specialist collections. The \u003ca href=\"\/products\/freshwater-fish-uk\"\u003eAustralian Bonytongue\u003c\/a\u003e is a natural comparison for keepers interested in ancient bonytongues. The \u003ca href=\"\/products\/freshwater-fish-uk\"\u003eElephant Nose Knifefish\u003c\/a\u003e and \u003ca href=\"\/products\/freshwater-fish-uk\"\u003eElephantnose Fish\u003c\/a\u003e add unusual behaviour to large peaceful oddball tanks. For surface-fish enthusiasts with smaller aquariums, the \u003ca href=\"\/products\/flying-fish\"\u003eFreshwater Butterflyfish\u003c\/a\u003e offers a more manageable alternative. You can also browse our wider \u003ca href=\"\/products\/freshwater-fish-uk\"\u003efreshwater fish UK collection\u003c\/a\u003e for other specialist species such as \u003ca href=\"\/products\/freshwater-fish-uk\"\u003eFour-Spotted Copeina - Pyrrhulina Spilota -\u003c\/a\u003e, \u003ca href=\"\/products\/freshwater-fish-uk\"\u003eProtomyzon pachychilus\u003c\/a\u003e, and \u003ca href=\"\/products\/freshwater-fish-uk\"\u003eRhombo Barb\u003c\/a\u003e for very different biotope ideas.\u003c\/p\u003e","brand":"Tropical Fish Co","offers":[{"title":"5 - 8 cm","offer_id":57469615407439,"sku":"K819","price":48.99,"currency_code":"GBP","in_stock":true},{"title":"13 - 16 cm","offer_id":57470162534735,"sku":"K201","price":99.99,"currency_code":"GBP","in_stock":false},{"title":"15 - 20 cm","offer_id":57470162567503,"sku":"KA10","price":138.99,"currency_code":"GBP","in_stock":true},{"title":"8-10 cm","offer_id":57560779063631,"sku":"K200","price":76.99,"currency_code":"GBP","in_stock":false},{"title":"30-40 cm","offer_id":57560779096399,"sku":"K199","price":411.99,"currency_code":"GBP","in_stock":false},{"title":"20-25 cm","offer_id":57560779129167,"sku":"KA11","price":192.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/1408\/6735\/files\/silver-arowana-hero-driftwood-k819.webp?v=1776719326","url":"https:\/\/tropical-fish-co.myshopify.com\/products\/dragon-fish-freshwater-uk-silver-arowana","provider":"Tropical Fish Co","version":"1.0","type":"link"}