{"product_id":"buy-fish-online-paradise-macropodus-spechti","title":"Paradise Fish (Macropodus spechti) - UK","description":"\u003cp\u003eThe \u003cstrong\u003eRoyal Blue Paradise Fish\u003c\/strong\u003e, \u003cem\u003eMacropodus spechti\u003c\/em\u003e, is one of the most striking \u003cstrong\u003eLabyrinth fish\u003c\/strong\u003e available to UK aquarists. Known for its metallic blue sheen, elegant finnage, and confident personality, this species makes a superb \u003cstrong\u003efeature fish for aquarium\u003c\/strong\u003e displays where colour and behaviour matter as much as hardiness. Native to Vietnam, this fish stays around 6-7 cm in the aquarium, lives for roughly 5-8 years, and is best described as a \u003cstrong\u003ecentrepiece aquarium fish\u003c\/strong\u003e with \u003cstrong\u003emoderate care\u003c\/strong\u003e needs. It is an \u003cstrong\u003eair breathing tropical fish for home aquarium\u003c\/strong\u003e setups thanks to its labyrinth organ, which allows it to gulp atmospheric air at the surface. That unusual adaptation also makes \u003cstrong\u003elabyrinth fish care\u003c\/strong\u003e slightly different from many standard community species.\u003c\/p\u003e\u003cp\u003eFor keepers planning a \u003cstrong\u003eparadise fish aquarium setup\u003c\/strong\u003e, the Royal Blue form stands out as a \u003cstrong\u003erare blue labyrinth fish for feature aquarium\u003c\/strong\u003e displays, especially in a \u003cstrong\u003eplanted aquarium setup\u003c\/strong\u003e with shaded areas and open swimming lanes. A well-designed \u003cstrong\u003eRoyal Blue Paradise Fish planted tank\u003c\/strong\u003e can show off the fish's deep blue body, darker flanks, and flowing fins far better than a sparse tank ever could. See our detailed photos showing this \u003cstrong\u003efish with metallic blue colour and flowing fins\u003c\/strong\u003e from different angles, including the subtle contrast between body colour and fin edging. If you want a hardy, characterful species for a 70 litre-plus display, this is a superb choice for aquarists who want something more unusual than the average gourami.\u003c\/p\u003e\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\u003eMacropodus spechti\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCare Level:\u003c\/strong\u003e Moderate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMin Tank Size:\u003c\/strong\u003e 80 litres (17.6 gallons), though 70 litres minimum tank size is the practical bare minimum for a single specimen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e 20-26°C (68-79°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH Range:\u003c\/strong\u003e 6.0-7.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifespan:\u003c\/strong\u003e Up to 5-8 years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperament:\u003c\/strong\u003e Semi-aggressive, territorial with rivals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiet:\u003c\/strong\u003e Omnivore\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cdiv class=\"species-profile\"\u003e\n\u003ch3\u003eClassification\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrder:\u003c\/strong\u003e Anabantiformes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFamily:\u003c\/strong\u003e Osphronemidae\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenus:\u003c\/strong\u003e Macropodus\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eMacropodus spechti\u003c\/em\u003e, often discussed under the common name black paradisefish or Specht's paradise fish, belongs to the anabantoid group within the broader \u003cstrong\u003eanabantoidei\u003c\/strong\u003e lineage of air-breathing fishes. In the aquarium hobby it sits alongside gouramis and other paradise fish species, but it has its own distinctive darker base colour and calmer, more stately beauty. Many aquarists first discover it while researching \u003cstrong\u003eMacropodus opercularis\u003c\/strong\u003e, yet \u003cstrong\u003eMacropodus spechti vs Macropodus opercularis\u003c\/strong\u003e is a worthwhile comparison because this species usually shows a moodier blue-brown palette and a slightly different overall impression in the tank.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2 id=\"origin\"\u003eWhere Do Paradise Fish Come From? Natural Habitat Explained\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eRoyal Blue Paradise Fish Macropodus spechti\u003c\/strong\u003e comes from Vietnam, with records linked to the Thu Bon River and Perfume River systems. In the wild, this species inhabits hill streams, lowland streams, quiet backwaters, irrigation channels, and slow-moving farmland ditches. That mix of habitats tells you a lot about proper \u003cstrong\u003eblue paradise fish care\u003c\/strong\u003e: this is not a fish that wants blasting current or a bare, sterile tank. Instead, it thrives in a more natural layout with cover, subdued flow, and access to the surface.\u003c\/p\u003e\u003cp\u003eWild habitats often include marginal vegetation, leaf litter, tangled roots, and shallow edges where the fish can patrol for insect larvae, tiny crustaceans, and organic matter. This explains why a \u003cstrong\u003eplanted aquarium setup\u003c\/strong\u003e suits them so well. In nature, these fish move between calm pockets and lightly flowing stretches, so the best aquarium design combines shelter with open water. A \u003cstrong\u003epeaceful aquarium setup for paradise fish\u003c\/strong\u003e should therefore include surface access, broken lines of sight, and calm corners where the fish can settle without constant disturbance.\u003c\/p\u003e\u003cp\u003eThe species is often referred to as the \u003cstrong\u003eblack paradisefish\u003c\/strong\u003e or \u003cstrong\u003eblack paradise fish\u003c\/strong\u003e, though the Royal Blue strain shows more metallic blue iridescence than the common name suggests. It is \u003cstrong\u003esimilar to gourami fish\u003c\/strong\u003e in body plan and breathing behaviour, and also \u003cstrong\u003esimilar to betta fish\u003c\/strong\u003e in the way males can become territorial. New keepers sometimes search for \u003cstrong\u003eblue paradise fish vs betta\u003c\/strong\u003e or \u003cstrong\u003eparadise fish vs gourami\u003c\/strong\u003e because the fish seems to sit between both groups in looks and behaviour. That is a fair comparison, but its temperament is usually more assertive than many peaceful gouramis and less suitable for tiny, delicate tank mates.\u003c\/p\u003e\u003cp\u003eBecause it comes from a region with seasonal variation, this species tolerates slightly cooler water than many tropical fish. That leads to common searches like \u003cstrong\u003eparadise fish cold water\u003c\/strong\u003e and \u003cstrong\u003eparadise fish coldwater\u003c\/strong\u003e. In practice, it is best treated as a tropical to subtropical species rather than a true coldwater fish. It does not belong with \u003cstrong\u003ecold water fish for sale uk\u003c\/strong\u003e listings or unheated goldfish tanks long term. Stable, moderate warmth is still the safest route for health, colour, and lifespan.\u003c\/p\u003e\u003cdiv class=\"tip-box\"\u003e\n\u003ch4\u003e💡 Expert Tip\u003c\/h4\u003e\n\u003cp\u003eMimicking the natural habitat of \u003cem\u003eMacropodus spechti\u003c\/em\u003e improves confidence, colour, and feeding response. Use a dark substrate, floating plants, and gentle flow to recreate the shaded stream margins this species favours in the wild.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2 id=\"tank-setup\"\u003eHow to Set Up the Perfect Tank for Paradise Fish\u003c\/h2\u003e\u003cp\u003eA successful \u003cstrong\u003eparadise fish care guide\u003c\/strong\u003e starts with space and structure. Although some older sources mention a \u003cstrong\u003eparadise fish 10 gallon tank\u003c\/strong\u003e, that is too small for long-term success with this species, especially for adult males. For a single Royal Blue Paradise Fish, aim for at least an 80-litre aquarium, with a \u003cstrong\u003e70 litres minimum tank size\u003c\/strong\u003e only as an absolute lower limit for a carefully decorated setup. If you want tank mates, go larger. This species is a \u003cstrong\u003ehardy centrepiece fish for 70 litres plus\u003c\/strong\u003e, not a nano fish.\u003c\/p\u003e\u003ch3\u003eTank Size Requirements\u003c\/h3\u003e\u003cp\u003eThe right \u003cstrong\u003eparadise fish tank size\u003c\/strong\u003e depends on whether you keep one fish, a pair, or a community. A lone specimen can do well in 80 litres with plenty of cover. A pair needs more room and careful observation, especially during breeding. For \u003cstrong\u003eMacropodus spechti in community aquarium\u003c\/strong\u003e conditions, 100-120 litres is a much better starting point because it gives subordinate fish room to avoid attention. This species uses the top to middle level and appreciates horizontal swimming space more than sheer height.\u003c\/p\u003e\u003ch3\u003eWater Parameters\u003c\/h3\u003e\u003cp\u003eIdeal \u003cstrong\u003eparadise fish water parameters\u003c\/strong\u003e are straightforward: a \u003cstrong\u003e20-26°C temperature range\u003c\/strong\u003e, pH between 6.0 and 7.5, and hardness around 5-15 dGH. For most keepers, a target of \u003cstrong\u003e6.5-7.8 pH level\u003c\/strong\u003e in a stable, mature aquarium works well, though the species generally shows best colour and least stress in slightly acidic to neutral water. Keep \u003cstrong\u003estable water quality\u003c\/strong\u003e as the priority. Sudden swings matter more than chasing an exact number. In practical terms, the best \u003cstrong\u003eparadise fish temperature\u003c\/strong\u003e for everyday care is around 23-24°C.\u003c\/p\u003e\u003cdiv class=\"spec-grid\"\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"spec-value\"\u003e20-26°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\"\u003e6.0-7.5\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\"\u003e5-15 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\"\u003e80L+\u003c\/div\u003e\n\u003cdiv class=\"spec-label\"\u003eRecommended Tank\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003ch3\u003eFiltration\u003c\/h3\u003e\u003cp\u003eUse filtration that keeps the water clean without turning the tank into a river. A gentle internal filter or a spray-bar-equipped external filter works well. Strong current can make the fish reluctant to display naturally and may interfere with bubble nest behaviour. If you are building a \u003cstrong\u003efeature fish aquarium setup\u003c\/strong\u003e, angle the outlet toward the glass or use plants to diffuse flow. The species is an \u003cstrong\u003eair breathing fish care\u003c\/strong\u003e candidate, so always leave easy access to the surface.\u003c\/p\u003e\u003ch3\u003eSubstrate\u003c\/h3\u003e\u003cp\u003eFine gravel or sand is ideal, especially in darker tones that help the fish feel secure. A natural substrate also suits leaf litter and rooted plants. This is particularly useful in a \u003cstrong\u003eRoyal Blue Paradise Fish in a planted tank\u003c\/strong\u003e, where the body colour often appears richer against brown, black, or dark grey substrate than against bright white gravel.\u003c\/p\u003e\u003ch3\u003ePlants \u0026amp; Decor\u003c\/h3\u003e\u003cp\u003eA \u003cstrong\u003eRoyal Blue Paradise Fish planted tank\u003c\/strong\u003e should combine dense planting around the sides with open central water. Floating plants, stem plants, and broad-leaved species all work well. If you enjoy other paradise fish forms, compare this fish with the \u003ca href=\"\/products\/paradise-fish\"\u003eChinese Paradise Fish\u003c\/a\u003e or the \u003ca href=\"\/products\/paradise-fish\"\u003eParadise Fish Opercularis- PEACEFUL COLOURFUL FRESH\u003c\/a\u003e to see how planting and layout can influence behaviour across the group. Add wood, roots, and visual barriers so the fish can patrol a territory without seeing every other inhabitant all the time.\u003c\/p\u003e\u003cp\u003eFor aquarists browsing broader collections of \u003ca href=\"\/products\/freshwater-fish-uk\"\u003efreshwater aquarium fish UK\u003c\/a\u003e, this species is one of the best choices when you want a bold single specimen rather than a schooling display. It also works beautifully in a carefully planned \u003ca href=\"\/products\/freshwater-fish-uk\"\u003eParadise Fish Peaceful Colourful Fresh\u003c\/a\u003e style display where the focus is on one standout fish and a few robust companions.\u003c\/p\u003e\u003ch3\u003eLighting Requirements\u003c\/h3\u003e\u003cp\u003eModerate lighting is ideal. Very bright light can make the fish appear washed out unless there is floating cover. Aim for 6-8 hours daily in a planted tank, extending only if plant growth demands it. The metallic blue sheen often shows best under neutral white lighting with darker décor below.\u003c\/p\u003e\u003cdiv class=\"info-box\"\u003e\n\u003ch4\u003eQuick Setup Checklist\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e80 litres recommended for one adult\u003c\/li\u003e\n\u003cli\u003eGentle to low-moderate water flow\u003c\/li\u003e\n\u003cli\u003eTemperature set within the 20-26°C range\u003c\/li\u003e\n\u003cli\u003eDark substrate with wood and planting\u003c\/li\u003e\n\u003cli\u003eFloating cover for surface security\u003c\/li\u003e\n\u003cli\u003eTight-fitting lid because paradise fish can jump\u003c\/li\u003e\n\u003cli\u003eMature, cycled filter before stocking\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\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 this species. A mature biofilter is especially important for semi-aggressive fish because poor water quality increases stress, short temper, and susceptibility to disease.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2 id=\"feeding\"\u003eWhat Do Paradise Fish Eat? Complete Feeding Guide\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eMacropodus spechti diet\u003c\/strong\u003e is best described as an \u003cstrong\u003eomnivore diet\u003c\/strong\u003e with a strong preference for protein-rich foods. In the wild, these fish pick at insect larvae, tiny crustaceans, and other small prey, while also taking some plant matter and detritus. In the aquarium, the best \u003cstrong\u003eRoyal Blue Paradise Fish feeding guide\u003c\/strong\u003e combines a quality staple with regular frozen or live foods for variety and condition.\u003c\/p\u003e\u003ch3\u003eStaple Foods\u003c\/h3\u003e\u003cp\u003eA good \u003cstrong\u003efloating pellets diet\u003c\/strong\u003e is ideal because this species feeds readily from the surface and upper water layers. Small to medium floating pellets designed for carnivorous or omnivorous tropical fish are usually accepted quickly. A \u003cstrong\u003etropical flakes diet\u003c\/strong\u003e can also work, though pellets are often cleaner and easier to portion.\u003c\/p\u003e\u003ch3\u003eSupplemental Foods\u003c\/h3\u003e\u003cp\u003eFor colour, activity, and breeding condition, offer frozen or live foods 2-4 times per week. Excellent options include a \u003cstrong\u003ebrine shrimp diet\u003c\/strong\u003e, \u003cstrong\u003ebloodworm diet\u003c\/strong\u003e, and \u003cstrong\u003edaphnia diet\u003c\/strong\u003e. Many keepers find that \u003cstrong\u003efloating pellets and live food for paradise fish\u003c\/strong\u003e gives the best balance between convenience and nutrition. This is also useful in \u003cstrong\u003eterritorial fish care\u003c\/strong\u003e, because a well-fed fish is often less likely to harass tank mates constantly.\u003c\/p\u003e\u003ch3\u003eTreats \u0026amp; Special Foods\u003c\/h3\u003e\u003cp\u003eDuring conditioning for \u003cstrong\u003eparadise fish breeding\u003c\/strong\u003e, increase protein with brine shrimp, daphnia, mosquito larvae, and bloodworm in modest portions. Avoid fatty excess and do not rely on one food alone. Variety matters more than simply feeding more.\u003c\/p\u003e\u003ch3\u003eFeeding Frequency \u0026amp; Portion Control\u003c\/h3\u003e\u003cp\u003eFeed adults once or twice daily, only as much as they clear in 30-60 seconds. Juveniles may need smaller meals twice daily. If you are learning \u003cstrong\u003ehow to keep Royal Blue Paradise Fish\u003c\/strong\u003e, remember that these fish are enthusiastic feeders and can easily trick beginners into overfeeding.\u003c\/p\u003e\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 pellets or quality flakes\u003c\/td\u003e\n\u003ctd\u003eSmall pinch \/ 4-6 pellets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEvening\u003c\/td\u003e\n\u003ctd\u003eBrine shrimp, daphnia, or bloodworm\u003c\/td\u003e\n\u003ctd\u003eWhat is eaten in under 1 minute\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003eFor aquarists who \u003cstrong\u003ebuy fish online\u003c\/strong\u003e, feeding lightly for the first 24 hours after arrival is wise. That gives the fish time to settle and reduces waste while it adjusts. Proper \u003cstrong\u003ehow to acclimate paradise fish\u003c\/strong\u003e procedure also helps restore appetite quickly: float the bag, equalise temperature, and then gradually mix in tank water before release.\u003c\/p\u003e\u003cdiv class=\"food-recommendation\"\u003e\n\u003ca href=\"\/products\/freshwater-fish-uk\"\u003eBrowse our freshwater fish foods and essentials\u003c\/a\u003e\u003cp\u003eChoose high-quality floating staples and frozen treats to support colour, finnage, and long-term condition in Paradise Fish.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"warning-box\"\u003e\n\u003ch4\u003e⚠️ Feeding Warning\u003c\/h4\u003e\n\u003cp\u003eOverfeeding causes ammonia spikes, poor water quality, and fatty degeneration. Paradise Fish are greedy surface feeders, so stick to measured portions and remove uneaten food promptly.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2 id=\"appearance\"\u003eParadise Fish Appearance: Colors, Patterns \u0026amp; Varieties\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eBlue Paradise Fish\u003c\/strong\u003e is prized for its rich, metallic body colour and elegant finnage. Adult \u003cstrong\u003eparadise fish size\u003c\/strong\u003e is usually around 6-7 cm in captivity, with males appearing larger because of their longer fins. The body is laterally compressed, the dorsal and anal fins are extended, and the tail often has a softly pointed, flowing look that gives the fish a regal profile.\u003c\/p\u003e\u003cp\u003eIn this Royal Blue form, the base colour often appears deep blue over chocolate-brown to smoky black tones. Depending on mood and lighting, the fish may look almost navy, steel blue, or dark turquoise. This is why hobbyists sometimes compare it with \u003cstrong\u003eelectric blue paradise fish\u003c\/strong\u003e forms, although the overall effect is usually darker and more sophisticated than a bright neon blue strain. The species is also related to the more familiar \u003cstrong\u003ered paradise fish\u003c\/strong\u003e and striped forms seen in \u003cem\u003eMacropodus opercularis\u003c\/em\u003e.\u003c\/p\u003e\u003cp\u003eThe common name \u003cstrong\u003eblack paradisefish\u003c\/strong\u003e or \u003cstrong\u003eblack paradise fish\u003c\/strong\u003e can confuse buyers expecting a fully black fish. In reality, the colour is layered: dark body tones with iridescent blue highlights, especially in healthy adult males. Females are usually shorter-finned, a little rounder in the body, and often less intensely coloured. If you are trying to identify a \u003cstrong\u003eparadise fish female\u003c\/strong\u003e or \u003cstrong\u003efemale paradise fish\u003c\/strong\u003e, look for a fuller body and more restrained finnage rather than expecting a completely different pattern.\u003c\/p\u003e\u003cp\u003eOur photos show the intense dark-blue sheen achieved through good diet, calm surroundings, and darker décor. In a sparse or stressful setup, \u003cstrong\u003eparadise fish colors\u003c\/strong\u003e can appear duller. In a mature planted display, the contrast becomes much stronger and the fish often looks like a living piece of polished metal.\u003c\/p\u003e\u003ch2 id=\"compatibility\"\u003eWhat Fish Can Live With Paradise Fish? Compatibility Guide\u003c\/h2\u003e\u003cp\u003eThe biggest question buyers ask is simple: \u003cstrong\u003eare paradise fish aggressive\u003c\/strong\u003e? The honest answer is that \u003cstrong\u003eparadise fish compatibility\u003c\/strong\u003e depends on tank size, layout, and tank mate choice. \u003cem\u003eMacropodus spechti\u003c\/em\u003e is best described as semi-aggressive and territorial, especially males. It is not a random bully, but it does defend space and may chase fish that resemble rivals or move too slowly.\u003c\/p\u003e\u003cp\u003eThe best \u003cstrong\u003eRoyal Blue Paradise Fish tank mates\u003c\/strong\u003e are robust, medium-sized species that do not have trailing fins and are confident enough to ignore occasional displays. Good examples include larger barbs, medium catfish, robust loaches, larger tetras, and bristlenose plecs. If you are building a community, think in terms of \u003cstrong\u003esemi aggressive fish for carefully chosen tank mates\u003c\/strong\u003e, not delicate nano fish. This is not the right species for \u003cstrong\u003eendlers livebearers\u003c\/strong\u003e, guppies, or tiny rasboras.\u003c\/p\u003e\u003cp\u003eAmong our related fish, the safest internal comparisons are with other bolder display species rather than tiny community fish. For example, the \u003ca href=\"\/products\/altum-angelfish\"\u003eAltum Peruensis Angelfish\u003c\/a\u003e is another statement fish, though it needs a very different, larger setup. If you are browsing stronger personalities, the \u003ca href=\"\/products\/tropical-fish-for-sale-uk\"\u003eYellow Elongatus Cichlid - Chindongo Elongatus\u003c\/a\u003e and \u003ca href=\"\/products\/tropical-fish-for-sale-uk\"\u003eAulonocara Sp Neon Red Calico Peacock\u003c\/a\u003e show how temperament and tank planning matter with assertive species, even though they are not direct tank mates for Paradise Fish. For general browsing of \u003cstrong\u003ecommunity fish UK\u003c\/strong\u003e options, our \u003ca href=\"\/products\/freshwater-fish-uk\"\u003efreshwater fish collection\u003c\/a\u003e is a useful starting point.\u003c\/p\u003e\u003ch3\u003eIdeal Tank Mates\u003c\/h3\u003e\u003cp\u003eSuitable companions include larger tetras, sturdy barbs, medium peaceful catfish, and bristlenose plecs. Some keepers also use robust loaches in larger aquariums. A single Paradise Fish in a 100-litre planted tank with bottom-dwellers often works better than trying to pair it with another top-level territorial species.\u003c\/p\u003e\u003ch3\u003eSpecies to Avoid\u003c\/h3\u003e\u003cp\u003eAvoid bettas, dwarf gouramis, other paradise fish species, guppies, and slow long-finned fish. Searches such as \u003cstrong\u003ecan paradise fish live with goldfish\u003c\/strong\u003e and paradise fish with betta are common, but both are poor ideas in most home aquariums. Goldfish need cooler, very different conditions and produce much heavier waste. Bettas are too similar in shape and behaviour and may trigger constant aggression. Likewise, keeping \u003cstrong\u003egourami fish\u003c\/strong\u003e with this species is risky unless the tank is very large and the species choice is unusually careful.\u003c\/p\u003e\u003ch3\u003eCommunity Tank Stocking Examples\u003c\/h3\u003e\u003cp\u003eIn a 100-litre aquarium, one adult Royal Blue Paradise Fish with a small group of larger tetras and a bristlenose plec is often more stable than a busier mixed community. In 120 litres or more, a single specimen with robust midwater fish and bottom dwellers can work well. \u003cstrong\u003eMacropodus spechti tank mates\u003c\/strong\u003e should always be chosen for resilience, not just appearance.\u003c\/p\u003e\u003ch3\u003eCompatibility with Invertebrates\u003c\/h3\u003e\u003cp\u003eSnails are usually safer than shrimp. Small shrimp may be hunted, especially juveniles. Larger snails can work if the fish is not overly persistent. This species is best thought of as a predator of anything bite-sized.\u003c\/p\u003e\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\"\u003eFour-Spotted Copeina - Pyrrhulina Spilota -\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e⚠️ Caution\u003c\/td\u003e\n\u003ctd\u003eOnly in larger tanks; active top-level fish may still clash\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBristlenose Pleco\u003c\/td\u003e\n\u003ctd\u003e✅ Yes\u003c\/td\u003e\n\u003ctd\u003eUses different tank zone and is robust enough for most setups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBetta splendens\u003c\/td\u003e\n\u003ctd\u003e❌ Avoid\u003c\/td\u003e\n\u003ctd\u003eToo similar in behaviour and body language; fighting risk is high\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGuppies \/ Endlers\u003c\/td\u003e\n\u003ctd\u003e❌ Avoid\u003c\/td\u003e\n\u003ctd\u003eLong fins and tiny size make them poor companions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMedium-sized barbs\u003c\/td\u003e\n\u003ctd\u003e✅ Yes\u003c\/td\u003e\n\u003ctd\u003eBest in roomy tanks with planting and line-of-sight breaks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\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 Paradise Fish aquarium. This protects established fish from parasites and also lets you assess whether a prospective tank mate is too timid or too aggressive.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2 id=\"breeding\"\u003eHow to Breed Paradise Fish: Complete Breeding Guide\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eParadise fish breeding\u003c\/strong\u003e is very achievable for aquarists with some experience, but it is not as simple as dropping a pair together and hoping for the best. \u003cem\u003eMacropodus spechti\u003c\/em\u003e is a bubble nest builder, and breeding success depends on conditioning, calm water, and close supervision. If you are looking for a \u003cstrong\u003efemale paradise fish for sale\u003c\/strong\u003e to form a pair, choose a healthy fish with a rounded body and good appetite rather than selecting by colour alone.\u003c\/p\u003e\u003ch3\u003eBreeding Setup\u003c\/h3\u003e\u003cp\u003eUse a separate breeding tank of around 45-60 litres with shallow to moderate water depth, gentle filtration, and abundant floating cover. Keep temperature toward the warmer end of the species range, around 25-26°C. Feed the pair well on a varied \u003cstrong\u003eMacropodus spechti diet\u003c\/strong\u003e including brine shrimp, daphnia, and bloodworm. A calm tank with floating plants helps the male build a stable nest.\u003c\/p\u003e\u003ch3\u003eSpawning Behaviour\u003c\/h3\u003e\u003cp\u003eThe male intensifies in colour and begins bubble nest construction at the surface. Courtship may involve circling, flaring, and leading the female beneath the nest. As with many \u003cstrong\u003eroyal blue labyrinth fish\u003c\/strong\u003e, the embrace is followed by egg release and collection. The male usually places the eggs into the nest and guards them. Watch carefully: if the female is being harassed too heavily after spawning, remove her.\u003c\/p\u003e\u003ch3\u003eEgg Care \u0026amp; Hatching\u003c\/h3\u003e\u003cp\u003eEggs normally hatch within about 24-48 hours depending on temperature. The male continues nest maintenance and guards the wrigglers until they become free-swimming. Once fry are free-swimming, remove the male unless you are experienced and can monitor his behaviour closely.\u003c\/p\u003e\u003ch3\u003eFry Care \u0026amp; Growth\u003c\/h3\u003e\u003cp\u003eStart fry on infusoria or very fine powdered foods, then move to microworms and newly hatched brine shrimp as they grow. Clean water and small, frequent feeds are more important than heavy feeding. Growth is steady when conditions are stable.\u003c\/p\u003e\u003ch3\u003eCommon Breeding Challenges\u003c\/h3\u003e\u003cp\u003eThe main issues are damaged females, collapsed bubble nests caused by excessive current, and poor fry survival due to oversized food. Another common problem is misidentification between species such as \u003cstrong\u003emacropodus erythropterus\u003c\/strong\u003e, \u003cstrong\u003emacropodus ocellatus\u003c\/strong\u003e, and \u003cstrong\u003eMacropodus spechti\u003c\/strong\u003e. Accurate species selection matters if you want true breeding lines.\u003c\/p\u003e\u003cdiv class=\"tip-box\"\u003e\n\u003ch4\u003eAdvanced Breeding Tip\u003c\/h4\u003e\n\u003cp\u003eCondition the pair separately for 7-10 days before introduction, then add the female only after the male has started nest-building. This often reduces aggression and improves spawning success because the male is focused on the nest rather than constant territorial chasing.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2 id=\"comparison\"\u003eRoyal Blue Paradise Fish vs Similar Species: Which Should You Choose?\u003c\/h2\u003e\u003cp\u003eMany buyers compare this fish with classic paradise fish, dwarf gouramis, and bettas. That makes sense, because the species is visually dramatic and behaviourally interesting, but it suits a different type of aquarium. If you want a tougher, cooler-tolerant display fish with more old-school character, the Royal Blue form is often the better choice.\u003c\/p\u003e\u003ctable class=\"comparison-table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eRoyal Blue Paradise Fish\u003c\/th\u003e\n\u003cth\u003eChinese Paradise Fish\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Size\u003c\/td\u003e\n\u003ctd\u003e6-7 cm\u003c\/td\u003e\n\u003ctd\u003e8-10 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCare Level\u003c\/td\u003e\n\u003ctd\u003eModerate\u003c\/td\u003e\n\u003ctd\u003eModerate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature\u003c\/td\u003e\n\u003ctd\u003e20-26°C\u003c\/td\u003e\n\u003ctd\u003e18-26°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrice\u003c\/td\u003e\n\u003ctd\u003e£15.00\u003c\/td\u003e\n\u003ctd\u003eVaries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBest For\u003c\/td\u003e\n\u003ctd\u003eFeature planted tanks, single specimen displays\u003c\/td\u003e\n\u003ctd\u003eKeepers wanting the classic paradise fish look\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ctable class=\"comparison-table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eRoyal Blue Paradise Fish\u003c\/th\u003e\n\u003cth\u003eDwarf Gourami \/ Betta\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperament\u003c\/td\u003e\n\u003ctd\u003eSemi-aggressive\u003c\/td\u003e\n\u003ctd\u003eUsually peaceful to variable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAppearance\u003c\/td\u003e\n\u003ctd\u003eDark metallic blue, elegant fins\u003c\/td\u003e\n\u003ctd\u003eBrighter solid colours in many strains\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBest Setup\u003c\/td\u003e\n\u003ctd\u003e80L+ planted display\u003c\/td\u003e\n\u003ctd\u003eSmaller peaceful tropical setups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSimilarity\u003c\/td\u003e\n\u003ctd\u003eSimilar to gourami fish and bettas, but tougher\u003c\/td\u003e\n\u003ctd\u003eMore common in shops\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBest For\u003c\/td\u003e\n\u003ctd\u003eExperienced keepers wanting something unusual\u003c\/td\u003e\n\u003ctd\u003eBeginners seeking a gentler display fish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003eWhen people search \u003cstrong\u003eRoyal Blue Paradise Fish vs dwarf gourami\u003c\/strong\u003e, \u003cstrong\u003eRoyal Blue Paradise Fish vs paradise fish\u003c\/strong\u003e, or \u003cstrong\u003eparadise fish vs gourami\u003c\/strong\u003e, the answer usually comes down to temperament and style. This fish is a better option if you want a \u003cstrong\u003erare tropical fish UK\u003c\/strong\u003e choice with stronger personality and a darker, more refined colour palette. If you want a more peaceful fish for a mixed community, a standard gourami may be easier. If you like the paradise fish group, compare this fish with the \u003ca href=\"\/products\/paradise-fish\"\u003eChinese Paradise Fish\u003c\/a\u003e and the \u003ca href=\"\/products\/paradise-gourami\"\u003eParadise Fish\u003c\/a\u003e for different looks within the same general type.\u003c\/p\u003e\u003ch2 id=\"health\"\u003eCommon Health Problems in Paradise Fish \u0026amp; How to Prevent Them\u003c\/h2\u003e\u003cp\u003eA healthy Paradise Fish is alert, curious, and eager to feed. The fins should be open, the body full but not bloated, and the colour rich rather than washed out. Because this species is hardy, many problems come from environment rather than fragility. Poor water quality, cramped quarters, and unsuitable tank mates are the biggest triggers.\u003c\/p\u003e\u003ch3\u003eSigns of a Healthy Paradise Fish\u003c\/h3\u003e\u003cp\u003eLook for steady surface visits, confident swimming in the top to middle levels, and strong interest in food. Healthy fish often patrol their territory but settle calmly when not disturbed. A fish hiding constantly, clamping fins, or gasping despite surface access needs investigation.\u003c\/p\u003e\u003ch3\u003eCommon Diseases \u0026amp; Symptoms\u003c\/h3\u003e\u003cp\u003eLike other tropical fish, this species can suffer from white spot, bacterial fin damage, and internal issues linked to overfeeding. External parasites are most common after poor quarantine. Beginners sometimes assume that because it is an air-breather it can tolerate any setup, including a \u003cstrong\u003eparadise fish bowl\u003c\/strong\u003e or \u003cstrong\u003eparadise fish in a bowl\u003c\/strong\u003e. It cannot. Bowls and tiny tanks cause unstable temperature, poor filtration, and chronic stress. A proper \u003cstrong\u003eparadise fish tank\u003c\/strong\u003e with a mature filter is essential.\u003c\/p\u003e\u003ch3\u003eTreatment Options\u003c\/h3\u003e\u003cp\u003eMove sick fish to a hospital tank when possible, improve water quality first, and identify the issue before medicating. Many mild cases improve with clean, warm, stable water and reduced stress. Avoid random medication use. If invertebrates are present, always check product safety carefully.\u003c\/p\u003e\u003ch3\u003ePrevention Tips\u003c\/h3\u003e\u003cp\u003eThe best prevention is simple: quarantine all new fish, avoid overstocking, feed a varied diet, and maintain weekly water changes. Do not treat this species as a novelty alternative to fish sold in chain stores such as \u003cstrong\u003eparadise fish petsmart\u003c\/strong\u003e style impulse buys. It needs a planned setup, not a spare bowl on a shelf. It is also not part of \u003cstrong\u003efree tropical fish\u003c\/strong\u003e giveaway thinking where the fish is added to whatever tank happens to be available.\u003c\/p\u003e\u003cdiv class=\"warning-box\"\u003e\n\u003ch4\u003e⚠️ Health Warning\u003c\/h4\u003e\n\u003cp\u003eNever use copper-based medications in aquariums containing shrimp or sensitive invertebrates. Copper can be lethal, and even when it does not kill outright it can cause severe stress and long-term losses.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"info-box\"\u003e\n\u003ch4\u003eQuarantine Protocol\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eUse a separate tank for 2-4 weeks\u003c\/li\u003e\n\u003cli\u003eObserve for white spot, fin damage, flashing, or weight loss\u003c\/li\u003e\n\u003cli\u003eFeed lightly at first and monitor droppings\u003c\/li\u003e\n\u003cli\u003eKeep water warm, clean, and well-oxygenated\u003c\/li\u003e\n\u003cli\u003eDo not share nets between quarantine and display tanks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003ch2 id=\"behavior\"\u003eUnderstanding Paradise Fish Behavior in the Aquarium\u003c\/h2\u003e\u003cp\u003e\u003cem\u003eMacropodus spechti care\u003c\/em\u003e becomes much easier when you understand the fish's personality. This species is active but not frantic, confident but not constantly aggressive, and highly aware of what happens around the tank. It spends much of its time in the top to middle layers, often cruising slowly beneath floating plants before darting upward for food or air.\u003c\/p\u003e\u003cp\u003eMales are territorial, especially in smaller tanks or when they can see similar-shaped rivals. That is why \u003cstrong\u003esemi aggressive tropical fish care\u003c\/strong\u003e focuses so heavily on line-of-sight breaks and stocking discipline. In a \u003cstrong\u003ecalm aquarium environment\u003c\/strong\u003e, the fish often becomes a fascinating display animal rather than a troublemaker. It may recognise feeding routines and quickly learn to associate people with food.\u003c\/p\u003e\u003cp\u003eThis species is also interesting during breeding, when bubble nest building and courtship become obvious. In a well-structured tank, it is a superb \u003cstrong\u003efeature fish for aquarium\u003c\/strong\u003e displays because it combines colour, intelligence, and visible interaction with the keeper.\u003c\/p\u003e\u003ch2 id=\"why-buy\"\u003eWhy Buy from Tropical Fish Co?\u003c\/h2\u003e\u003cp\u003eWhen you order a \u003cstrong\u003eRoyal Blue Paradise Fish\u003c\/strong\u003e from Tropical Fish Co, you are getting a species selected for condition, colour, and aquarium readiness rather than a random mixed paradise fish. This matters with \u003cem\u003eMacropodus spechti\u003c\/em\u003e, because healthy stock should show clear body depth, intact finnage, strong feeding response, and the dark metallic sheen that makes this fish special. We do not treat it as just another \u003cstrong\u003eparadise gourami for sale\u003c\/strong\u003e listing; we present it as a serious display species for keepers who want something uncommon.\u003c\/p\u003e\u003cp\u003eEach fish is observed before dispatch and prepared for life in a home aquarium with stable, sensible water conditions suited to the UK hobby. That makes acclimation smoother for customers searching \u003cstrong\u003ebuy Royal Blue Paradise Fish online UK\u003c\/strong\u003e, \u003cstrong\u003eRoyal Blue Paradise Fish for sale UK\u003c\/strong\u003e, \u003cstrong\u003eMacropodus spechti for sale UK\u003c\/strong\u003e, or \u003cstrong\u003eMacropodus spechti buy online UK\u003c\/strong\u003e. If you are comparing the \u003cstrong\u003eRoyal Blue Paradise Fish price UK\u003c\/strong\u003e against more common species, remember that this is a more unusual fish with real centrepiece value.\u003c\/p\u003e\u003cp\u003eFor delivery, fish are packed in insulated boxes with professional bagging methods, and heat packs are used in winter when conditions require them. Tracked delivery helps reduce transit uncertainty, and a care sheet is included so buyers know the basics of \u003cstrong\u003eRoyal Blue Paradise Fish care guide\u003c\/strong\u003e practice from day one. This species is especially popular with aquarists looking for \u003cstrong\u003erare tropical fish UK delivery\u003c\/strong\u003e, \u003cstrong\u003elabyrinth fish for sale UK\u003c\/strong\u003e, \u003cstrong\u003ecentrepiece fish for sale UK\u003c\/strong\u003e, or a thoughtful \u003cstrong\u003ebirthday gift for aquarist\u003c\/strong\u003e. It can even make an excellent \u003cstrong\u003egift for fish keeper\u003c\/strong\u003e when the recipient already has a suitable established tank.\u003c\/p\u003e\u003cp\u003eIf you are ready to \u003cstrong\u003ebuy tropical fish UK\u003c\/strong\u003e style with confidence, order your Paradise Fish today and build a display around one of the hobby's most underrated blue show fish. For aquarists searching \u003cstrong\u003eparadise fish uk\u003c\/strong\u003e, \u003cstrong\u003eparadise fish for sale UK\u003c\/strong\u003e, \u003cstrong\u003eblue paradise fish for sale UK\u003c\/strong\u003e, or simply the \u003cstrong\u003ebest place to buy tropical fish online\u003c\/strong\u003e, this is a species worth choosing carefully.\u003c\/p\u003e\u003cdiv class=\"care-highlight\"\u003e\n\u003ch4\u003eWhy Choose Tropical Fish Co for Royal Blue Paradise Fish\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eSelected for strong blue sheen, intact finnage, and confident feeding response\u003c\/li\u003e\n\u003cli\u003ePrepared for established home aquariums with practical UK-friendly water parameters\u003c\/li\u003e\n\u003cli\u003ePacked in insulated, tracked shipments with seasonal heat protection where needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003ch2\u003eYou Might Also Like\u003c\/h2\u003e\u003cp\u003eIf you enjoy the Royal Blue Paradise Fish, compare it with the \u003ca href=\"\/products\/paradise-fish\"\u003eChinese Paradise Fish\u003c\/a\u003e for a more classic paradise fish look, or explore the \u003ca href=\"\/products\/paradise-gourami\"\u003eParadise Fish\u003c\/a\u003e for another related display option. For broader stocking ideas, browse our \u003ca href=\"\/products\/freshwater-fish-uk\"\u003efreshwater aquarium fish UK collection\u003c\/a\u003e. If you prefer other statement fish, the \u003ca href=\"\/products\/altum-angelfish\"\u003eAltum Peruensis Angelfish\u003c\/a\u003e offers dramatic height and elegance, while the \u003ca href=\"\/products\/tropical-fish-for-sale-uk\"\u003eAulonocara Sp Neon Red Calico Peacock\u003c\/a\u003e and \u003ca href=\"\/products\/tropical-fish-for-sale-uk\"\u003eYellow Elongatus Cichlid - Chindongo Elongatus\u003c\/a\u003e show how different bold personalities can shape a display aquarium. For unusual top-level fish comparisons, the \u003ca href=\"\/products\/freshwater-fish-uk\"\u003eFour-Spotted Copeina - Pyrrhulina Spilota -\u003c\/a\u003e is also worth a look.\u003c\/p\u003e","brand":"Tropical Fish Co","offers":[{"title":"3-4 cm","offer_id":57379850289487,"sku":"KJ30","price":7.99,"currency_code":"GBP","in_stock":true},{"title":"4-5 cm","offer_id":57560710906191,"sku":"KJ31","price":8.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/1408\/6735\/files\/macropodus-spechti-black-natural-aquarium-kj30.webp?v=1777850478","url":"https:\/\/tropical-fish-co.myshopify.com\/products\/buy-fish-online-paradise-macropodus-spechti","provider":"Tropical Fish Co","version":"1.0","type":"link"}