{"product_id":"freshwater-tropical-fish-uk-tetras-for-sale-flame-tetra","title":"Flame Tetra Diamond — Diamond Flame Tetra (Hyphessobrycon erythrostigma) - UK","description":"\u003cp\u003eIf you want a shoal that glows like moving embers, the Diamond Flame Tetra is one of the most rewarding choices in \u003cstrong\u003efreshwater tropical fish UK\u003c\/strong\u003e aquariums. Sold here as a group of six, these lively South American characins bring warm red-orange colour, gentle movement, and true community-tank character to a well-planned setup. In the trade, this fish is often associated with the flame tetra group, and for practical aquarium care the species data used here follows \u003cem\u003eHyphessobrycon flammeus\u003c\/em\u003e, a peaceful Brazilian tetra valued for its glowing body colour and easygoing temperament. Adult fish reach around 4 cm, live for about 4 years with stable care, and do best in a planted aquarium with soft to moderately hard water, subdued lighting, and a proper shoal.\u003c\/p\u003e\u003cp\u003eThis page works as a full \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra care guide\u003c\/strong\u003e, covering habitat, feeding, breeding, water chemistry, and compatibility in detail. If you are researching \u003cstrong\u003ehow to care for diamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra\u003c\/strong\u003e, wondering about \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra tank size\u003c\/strong\u003e, or comparing them with other \u003cstrong\u003etetras for sale UK\u003c\/strong\u003e, this guide answers the real questions fishkeepers ask before buying. See our detailed photos showing the warm ember-red body, transparent fins, and schooling posture that make this species such a standout in a peaceful tropical freshwater fish display. For aquarists building a colourful, active, and manageable shoal, these are among the best-value \u003cstrong\u003ecommunity tank fish UK\u003c\/strong\u003e options available.\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\u003eHyphessobrycon flammeus\u003c\/em\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCommon Names:\u003c\/strong\u003e Flame Tetra, Red Tetra from Rio\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCare Level:\u003c\/strong\u003e Easy to moderate\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMin Tank Size:\u003c\/strong\u003e 60 litres (about 13 UK gallons)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e 22-28°C (72-82°F)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003epH Range:\u003c\/strong\u003e 5.5-7.5\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 3-15 dGH\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLifespan:\u003c\/strong\u003e Up to 4 years\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTemperament:\u003c\/strong\u003e Peaceful, active, schooling\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDiet:\u003c\/strong\u003e Omnivore - flakes, micro pellets, frozen foods\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 Characiformes\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFamily:\u003c\/strong\u003e Characidae\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eGenus:\u003c\/strong\u003e \u003cem\u003eHyphessobrycon\u003c\/em\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eThe Diamond Flame Tetra belongs to the same broad family as many popular South American tetras kept in home aquariums. In the hobby it sits firmly among the classic small characins: peaceful, shoaling, colourful, and best displayed in groups. Its appeal comes from a combination of manageable size, adaptable water tolerance, and the rich ember-red body colour that intensifies over dark substrate and live plants.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"origin\"\u003eWhere Do Diamond Flame Tetras Come From? Natural Habitat Explained\u003c\/h2\u003e\n\u003cp\u003eThe aquarium form of the flame tetra is linked to southeastern Brazil, especially the Rio de Janeiro region. In nature, these fish inhabit slow-moving creeks, marginal waters, smaller tributaries, and plant-lined stretches where leaf litter, roots, and overhanging vegetation soften the light. That background explains why a \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra habitat\u003c\/strong\u003e style setup works so well in the home aquarium: they are not fish from bright, bare, fast-flowing channels.\u003c\/p\u003e\n\u003cp\u003eWild conditions are usually warm, slightly acidic to neutral, and rich in microscopic food. Tiny crustaceans, insect larvae, organic matter, and soft plant material all play a role in the natural diet. This is why the species adapts so well to mixed prepared and frozen feeding in captivity. Aquarists looking for a true \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra for planted aquarium\u003c\/strong\u003e fish will find that this species behaves more confidently when there is cover around the edges and open swimming space in the centre.\u003c\/p\u003e\n\u003cp\u003eBecause they evolved in visually broken environments, colour contrast matters. Dark sand, scattered wood, and fine-leaved plants help the red body tones show more strongly. A blackwater-style touch is optional, but tannins from botanicals or wood can make the fish appear calmer and more saturated in colour. Their natural setting also explains the preferred \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra water flow preference\u003c\/strong\u003e: gentle to moderate flow rather than a torrent.\u003c\/p\u003e\n\u003cp\u003eFor hobbyists keeping \u003cstrong\u003eSouth American tetras UK\u003c\/strong\u003e collections, this species fits beautifully into a soft-water biotope or a modern planted community. It is a classic example of \u003cstrong\u003ecolourful schooling fish UK\u003c\/strong\u003e aquarists can keep without needing a huge tank, and it remains one of the more accessible \u003cstrong\u003enano fish UK\u003c\/strong\u003e options for those who want movement and colour without aggression.\u003c\/p\u003e\n\u003cdiv class=\"tip-box\"\u003e\n  \u003ch4\u003e💡 Expert Tip\u003c\/h4\u003e\n  \u003cp\u003eMimicking the natural habitat with dark substrate, driftwood, floating plant cover, and a calm midwater zone improves colour, lowers stress, and encourages tighter schooling. Fish kept in bright, sparse tanks often look washed out compared with those kept in a more natural layout.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"tank-setup\"\u003eHow Do You Set Up the Perfect Tank for Diamond Flame Tetras?\u003c\/h2\u003e\n\u003cp\u003eA well-designed setup is the difference between a merely healthy shoal and a truly impressive display. If you are planning a full \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra tank setup\u003c\/strong\u003e, start by thinking in terms of group behaviour rather than single-fish care. These are social fish, so the tank must support swimming room, visual security, and stable water chemistry.\u003c\/p\u003e\n\u003ch3\u003eWhat tank size do they need?\u003c\/h3\u003e\n\u003cp\u003eThe practical \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra tank size minimum\u003c\/strong\u003e is 60 litres, which matches the species care data. A \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra in 60 litre tank\u003c\/strong\u003e setup can work well for a group of 6 to 8 if filtration is mature and stocking is sensible. That said, a 75-90 litre aquarium gives a much better result, especially if you want a fuller \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra shoal size\u003c\/strong\u003e of 10 or more.\u003c\/p\u003e\n\u003cp\u003eWhy the extra space? In larger groups they display more natural schooling behaviour, spread minor social tension, and show stronger colour. A small group in a cramped tank can become nervous and less active. For anyone researching \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra minimum group size\u003c\/strong\u003e, six is the baseline, but eight to twelve is better.\u003c\/p\u003e\n\u003ch3\u003eWhat water parameters are best?\u003c\/h3\u003e\n\u003cp\u003eThe ideal \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra water parameters\u003c\/strong\u003e are:\u003c\/p\u003e\n\u003cdiv class=\"spec-grid\"\u003e\n  \u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"spec-value\"\u003e22-28°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\"\u003e5.5-7.5\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\"\u003e3-15 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\"\u003eMidwater\u003c\/div\u003e\n\u003cdiv class=\"spec-label\"\u003eTank Region\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eFor best long-term health, aim for a stable \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra temperature\u003c\/strong\u003e of 24-26°C. The broader \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra water temperature range\u003c\/strong\u003e of 22-28°C is tolerated, but sudden swings are not. The preferred \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra pH requirements\u003c\/strong\u003e for colour and breeding success are slightly acidic to neutral, around pH 6.2-7.0.\u003c\/p\u003e\n\u003ch3\u003eWhat filter and flow should you use?\u003c\/h3\u003e\n\u003cp\u003eUse a mature internal filter, hang-on-back filter, or gentle external canister with good biological media. You want clean water and oxygenation without blasting the shoal around the tank. This species appreciates soft current and calm areas behind wood or plants. If you are building a community around small characins and pencilfish, a gentle layout also suits species such as \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003eDwarf Pencilfish Tropical Fish Aquarium Tank\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat substrate, plants, and décor work best?\u003c\/h3\u003e\n\u003cp\u003eFine dark sand or smooth dark gravel is ideal. It reflects less light upward, reduces skittishness, and makes the red body colour stand out. Add driftwood, root structures, and patches of dense planting around the rear and sides. Good plant choices include Java fern, Cryptocoryne, Amazon swords, Limnophila, and floating plants to diffuse light. A mixed tetra display can also be enhanced with species like \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003ex Neon Blue Tetra: A Dazzling\u003c\/a\u003e or \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003ePenguin Tetra: A Graceful and\u003c\/a\u003e, which enjoy similar planted layouts.\u003c\/p\u003e\n\u003cp\u003eA \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra planted tank setup\u003c\/strong\u003e should leave open midwater lanes for schooling. Avoid cluttering the whole tank with hardscape. Think “framed open space” instead of “solid jungle”.\u003c\/p\u003e\n\u003ch3\u003eHow much light do they need?\u003c\/h3\u003e\n\u003cp\u003eThe species has modest \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra lighting requirements\u003c\/strong\u003e. Moderate lighting for 6-8 hours daily is enough for the fish; plant needs may extend that slightly. Strong, direct light with no floating cover can make them fade and hide. If you are planning a mixed tetra layout, a \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra neon tank setup\u003c\/strong\u003e works especially well with subdued light, dark décor, and a green planted background.\u003c\/p\u003e\n\u003cdiv class=\"info-box\"\u003e\n  \u003ch4\u003eQuick Setup Checklist\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003eTank volume of at least 60 litres, ideally 75 litres or more\u003c\/li\u003e\n    \u003cli\u003eGroup of 6+, ideally 8-12 fish\u003c\/li\u003e\n    \u003cli\u003eTemperature set between 24-26°C for stability\u003c\/li\u003e\n    \u003cli\u003epH around 6.2-7.0 for best colour and comfort\u003c\/li\u003e\n    \u003cli\u003eGentle filtration with mature biological media\u003c\/li\u003e\n    \u003cli\u003eDark substrate, driftwood, and side planting\u003c\/li\u003e\n    \u003cli\u003eOpen central swimming area\u003c\/li\u003e\n    \u003cli\u003eLow to moderate lighting with some shade\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 fish. Flame tetras are hardy, but they still react badly to ammonia and nitrite. A mature filter is far more important than buying “quick start” products and hoping for the best.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"feeding\"\u003eWhat Do Diamond Flame Tetras Eat? Complete Feeding Guide\u003c\/h2\u003e\n\u003cp\u003eThe species is an omnivore, which makes the \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra diet\u003c\/strong\u003e straightforward but worth doing properly. In the wild they pick at tiny invertebrates, insect matter, and organic particles. In the aquarium, the best results come from variety rather than relying on one flake food forever. This is the core of any sensible \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra feeding guide\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eStaple foods\u003c\/h3\u003e\n\u003cp\u003eUse a high-quality tropical micro pellet or fine flake as the daily base. Because these fish feed in the midwater zone, choose foods that soften quickly and remain suspended for a short time. Crushed flakes work well for newly settled fish. A well-fed shoal shows brighter colour, fuller body shape, and more confident movement.\u003c\/p\u003e\n\u003ch3\u003eSupplemental foods\u003c\/h3\u003e\n\u003cp\u003eFor better conditioning, offer frozen cyclops, daphnia, baby brine shrimp, and finely chopped bloodworm 2-4 times per week. These foods support growth, courtship, and immune condition. If you are keeping this species as part of a \u003cstrong\u003ebest diamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra for community tank\u003c\/strong\u003e display, varied feeding also reduces competitive nipping at mealtimes.\u003c\/p\u003e\n\u003ch3\u003eTreats and colour support\u003c\/h3\u003e\n\u003cp\u003eAstaxanthin-rich foods and quality frozen foods can deepen the orange-red tones. This matters if you want the most \u003cstrong\u003ecolourful diamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra for aquarium\u003c\/strong\u003e presentation. Feed sparingly but consistently rather than dumping in large “treat” meals once a week.\u003c\/p\u003e\n\u003ch3\u003eHow often should they be fed?\u003c\/h3\u003e\n\u003cp\u003eFeed adults twice daily in portions they can finish within 30-60 seconds. Juveniles may benefit from three small meals. This approach keeps water cleaner and matches their natural grazing pattern. It also supports \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra health\u003c\/strong\u003e and reduces digestive stress.\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\u003eFine tropical flake or micro pellet\u003c\/td\u003e\n\u003ctd\u003eSmall pinch, eaten in under 1 minute\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eEvening\u003c\/td\u003e\n\u003ctd\u003eFrozen daphnia, cyclops, or baby brine shrimp\u003c\/td\u003e\n\u003ctd\u003eVery small portion, no leftovers\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eIf you are browsing \u003cstrong\u003efreshwater tropical fish for sale uk\u003c\/strong\u003e and wondering whether this species is demanding to feed, the answer is no. They are among the easier \u003cstrong\u003etropical freshwater fish uk\u003c\/strong\u003e choices for mixed diets. They also fit well into a standard \u003cstrong\u003etropical fish tank\u003c\/strong\u003e routine without specialist live food culture, although live foods do help when conditioning for spawning.\u003c\/p\u003e\n\u003cdiv class=\"food-recommendation\"\u003e\n  \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003eEnhance Your Freshwater Aquarium with Vibrant\u003c\/a\u003e\n  \u003cp\u003eA useful companion choice for a planted tetra community where small omnivores benefit from fine prepared foods and gentle feeding competition.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"warning-box\"\u003e\n  \u003ch4\u003e⚠️ Feeding Warning\u003c\/h4\u003e\n  \u003cp\u003eOverfeeding is one of the fastest ways to damage water quality in a tetra tank. Uneaten food breaks down into ammonia, encourages bacterial instability, and can trigger stress-related disease. Small, frequent meals are always safer than large portions.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"appearance\"\u003eWhat Does the Diamond Flame Tetra Look Like? Colors, Patterns \u0026amp; Varieties\u003c\/h2\u003e\n\u003cp\u003eThe classic adult \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra size\u003c\/strong\u003e is about 4 cm, with a laterally compressed body typical of small characins. The body glows orange-red to ruby depending on mood, age, diet, and lighting. Transparent to lightly tinted fins keep the fish looking refined rather than heavy, and the overall effect is a warm ember-like flash as the shoal turns in unison.\u003c\/p\u003e\n\u003cp\u003eThis species is especially attractive over dark substrate, where the metallic warmth in the flanks becomes more obvious. In bright bare tanks, the fish can appear paler. In planted layouts with tannin-stained water or shaded edges, they become noticeably richer in tone. That is one reason they remain a favourite among keepers of \u003cstrong\u003eschooling fish UK\u003c\/strong\u003e aquariums.\u003c\/p\u003e\n\u003cp\u003eFor aquarists researching \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra male vs female\u003c\/strong\u003e, males are usually slimmer, more intensely coloured, and may show slightly more extended finnage. Females are often rounder through the belly, especially when carrying eggs. During conditioning, the difference becomes easier to spot.\u003c\/p\u003e\n\u003cp\u003eAlthough not a fish with a wide range of formal morphs, quality and condition matter a lot. Well-grown specimens in stable water look far better than stressed stock in bright dealer tanks. Our product images help show the warm body sheen and the schooling effect that makes a group more impressive than a single fish.\u003c\/p\u003e\n\n\u003ch2 id=\"compatibility\"\u003eWhat Fish Can Live With Diamond Flame Tetras? Compatibility Guide\u003c\/h2\u003e\n\u003cp\u003eThis species is widely considered a \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra peaceful community fish\u003c\/strong\u003e. It is active but not boisterous, social but not territorial, and confident when kept in proper numbers. That makes it one of the \u003cstrong\u003ebest tetras for community tank\u003c\/strong\u003e setups where the goal is colour and movement without aggression.\u003c\/p\u003e\n\u003ch3\u003eIdeal tank mates\u003c\/h3\u003e\n\u003cp\u003eGood companions are other small, peaceful fish that share similar temperature and water preferences. Strong matches include \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003ex Neon Blue Tetra: A Dazzling\u003c\/a\u003e, \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003ePenguin Tetra: A Graceful and\u003c\/a\u003e, \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003eDwarf Pencilfish Tropical Fish Aquarium Tank\u003c\/a\u003e, and \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003ex Albino Cherry Barb: A Gentle\u003c\/a\u003e. In slightly larger tanks, a calm centrepiece such as \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003eCobalt Dwarf Gourami - Trichogaster\u003c\/a\u003e can work if the gourami is not overly dominant.\u003c\/p\u003e\n\u003cp\u003eThey also combine nicely with other peaceful characins such as \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003eRed-Blue Columbian Tetra: A Vibrant\u003c\/a\u003e when tank size allows, though the Columbian tetra is more energetic and better suited to larger aquariums.\u003c\/p\u003e\n\u003ch3\u003eWhat species should be avoided?\u003c\/h3\u003e\n\u003cp\u003eAvoid fin-nippers, large predatory fish, and hyperactive species that outcompete them at feeding time. Puffers are a poor match, so a species like \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003eIndian Dwarf Pea Malabar Pygmy Puffer\u003c\/a\u003e should be kept separately. Very large cichlids and aggressive barbs are also unsuitable.\u003c\/p\u003e\n\u003ch3\u003eCan they live with shrimp?\u003c\/h3\u003e\n\u003cp\u003eThe answer to \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra with shrimp\u003c\/strong\u003e is “sometimes, with caution”. Adult shrimp may be left alone in a heavily planted tank, but shrimplets are likely to be eaten. Snails are usually fine. If shrimp breeding is your priority, choose a shrimp-only setup instead.\u003c\/p\u003e\n\u003ch3\u003eHow many should be kept together?\u003c\/h3\u003e\n\u003cp\u003eThis is a true \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra schooling fish\u003c\/strong\u003e. The recommended \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra minimum group size\u003c\/strong\u003e is 6, but 8-12 is ideal. A larger shoal looks better, behaves more naturally, and spreads social pressure more evenly.\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-tropical-fish-uk\"\u003ex Neon Blue Tetra: A Dazzling\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd\u003e✅ Yes\u003c\/td\u003e\n      \u003ctd\u003eSimilar size, peaceful temperament, ideal for planted tetra communities\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003ex Albino Cherry Barb: A Gentle\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd\u003e✅ Yes\u003c\/td\u003e\n      \u003ctd\u003eCalm, colourful, and suitable for mixed community stocking\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003eIndian Dwarf Pea Malabar Pygmy Puffer\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd\u003e❌ Avoid\u003c\/td\u003e\n      \u003ctd\u003ePuffers may nip fins and are not suitable community companions\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eIf you are comparing \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra vs neon tetra\u003c\/strong\u003e, the flame tetra offers warmer colour and a slightly more classic “ember” look, while neon tetras bring a cooler blue-red stripe. In a \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra vs cardinal tetra\u003c\/strong\u003e comparison, cardinals often prefer softer, warmer, more stable water and show a bolder stripe pattern. Against livebearers in a \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra vs guppy\u003c\/strong\u003e comparison, flame tetras are usually the better choice for soft-water planted communities. In a \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra vs rasbora\u003c\/strong\u003e choice, rasboras often suit Asian-themed tanks, while flame tetras fit South American displays. And for \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra vs ember tetra\u003c\/strong\u003e, ember tetras stay smaller and subtler, while flame tetras are chunkier and more visually assertive.\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 community aquarium. Many compatibility problems blamed on temperament are actually caused by stress, parasites, or poor acclimation.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"breeding\"\u003eHow Do You Breed Diamond Flame Tetras? Complete Breeding Guide\u003c\/h2\u003e\n\u003cp\u003eThe species is usually considered easy to moderate to breed, which makes \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra breeding\u003c\/strong\u003e achievable for prepared hobbyists. A separate breeding tank gives much better survival than hoping eggs will make it in a busy community setup.\u003c\/p\u003e\n\u003ch3\u003eBreeding setup\u003c\/h3\u003e\n\u003cp\u003eUse a 20-30 litre spawning tank with soft, slightly acidic water, dim lighting, and a temperature around 26°C. Fine-leaved plants or spawning mops help catch scattered eggs. Keep filtration minimal and gentle, such as an air-driven sponge filter. This is the most reliable \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra tank setup\u003c\/strong\u003e for breeding rather than display.\u003c\/p\u003e\n\u003ch3\u003eConditioning and spawning\u003c\/h3\u003e\n\u003cp\u003eCondition males and females separately if possible on frozen daphnia, baby brine shrimp, and quality prepared foods. A ripe female will look fuller in the belly, while the male becomes more intense in colour. Early morning light often triggers spawning. The pair or group will scatter adhesive eggs among plants.\u003c\/p\u003e\n\u003ch3\u003eEgg care and hatching\u003c\/h3\u003e\n\u003cp\u003eRemove the adults after spawning because they may eat the eggs. Keep the tank dim, as eggs and fry can be light-sensitive. Hatching usually occurs within 24-36 hours depending on temperature, and fry become free-swimming a few days later.\u003c\/p\u003e\n\u003ch3\u003eFry care\u003c\/h3\u003e\n\u003cp\u003eStart with infusoria or powdered fry food, then move to newly hatched brine shrimp as they grow. Daily small water changes with matched parameters help survival. This matters if you want to raise healthy young rather than just achieve spawning once.\u003c\/p\u003e\n\u003cp\u003eFor aquarists searching \u003cstrong\u003ebest place to buy tropical fish online uk\u003c\/strong\u003e or planning to \u003cstrong\u003ebuy aquarium fish online uk\u003c\/strong\u003e, breeding success often depends less on the fish and more on receiving well-conditioned stock, then giving them stable water and proper food. That is also why many keepers who \u003cstrong\u003ebuy live fish online uk free delivery\u003c\/strong\u003e look for sellers who dispatch healthy, settled shoals rather than freshly imported fish.\u003c\/p\u003e\n\u003cdiv class=\"tip-box\"\u003e\n  \u003ch4\u003eAdvanced Breeding Tip\u003c\/h4\u003e\n  \u003cp\u003eFor higher hatch rates, use very soft water, keep conductivity low, and darken the breeding tank with black card or dense floating cover. Many tetra eggs fungus quickly in hard, brightly lit water.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"comparison\"\u003eDiamond Flame Tetra vs Similar Species: Which Should You Choose?\u003c\/h2\u003e\n\u003cp\u003eSmall red schooling fish are a popular category, so comparison matters. If you are choosing between different \u003cstrong\u003etetras for sale UK\u003c\/strong\u003e listings, think about tank size, desired colour tone, and the overall style of your community aquarium.\u003c\/p\u003e\n\u003ctable class=\"comparison-table\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eDiamond Flame Tetra\u003c\/th\u003e\n\u003cth\u003eNeon Blue Tetra\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\u003e4 cm\u003c\/td\u003e\n\u003ctd\u003eAround 3.5-4 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCare Level\u003c\/td\u003e\n\u003ctd\u003eEasy to moderate\u003c\/td\u003e\n\u003ctd\u003eEasy\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTemperature\u003c\/td\u003e\n\u003ctd\u003e22-28°C\u003c\/td\u003e\n\u003ctd\u003e23-27°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePrice\u003c\/td\u003e\n\u003ctd\u003e£12.58\u003c\/td\u003e\n\u003ctd\u003eVaries by listing\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBest For\u003c\/td\u003e\n\u003ctd\u003eWarm red colour in planted communities\u003c\/td\u003e\n\u003ctd\u003eBlue-red contrast in classic tetra displays\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\u003eDiamond Flame Tetra\u003c\/th\u003e\n\u003cth\u003ePenguin Tetra\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSwimming Style\u003c\/td\u003e\n\u003ctd\u003eTight shoaling, flickering turns\u003c\/td\u003e\n\u003ctd\u003eMore gliding, line-pattern display\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eVisual Impact\u003c\/td\u003e\n\u003ctd\u003eRed-orange ember tones\u003c\/td\u003e\n\u003ctd\u003eBold black stripe and silver body\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBest Tank Theme\u003c\/td\u003e\n\u003ctd\u003eWarm planted South American setup\u003c\/td\u003e\n\u003ctd\u003eMixed community with strong contrast\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eGroup Appeal\u003c\/td\u003e\n\u003ctd\u003eExcellent in 8-12\u003c\/td\u003e\n\u003ctd\u003eExcellent in 8-10\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBest For\u003c\/td\u003e\n\u003ctd\u003eColour warmth and beginner-friendly care\u003c\/td\u003e\n\u003ctd\u003ePattern contrast and active schooling\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eChoose the Diamond Flame Tetra if you want a red-toned shoal that suits a planted aquarium, stays manageable in a 60 litre-plus tank, and works as a \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra for beginners\u003c\/strong\u003e option. Choose neon-style tetras if you prefer cooler blue highlights. Choose penguins if line pattern matters more than warm colour. For many fishkeepers building a classic planted community, the flame tetra is the more versatile middle ground.\u003c\/p\u003e\n\n\u003ch2 id=\"health\"\u003eWhat Are the Common Health Problems in Diamond Flame Tetras and How Can You Prevent Them?\u003c\/h2\u003e\n\u003cp\u003eGood \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra health\u003c\/strong\u003e starts with stable water, proper shoal size, and careful acclimation. A healthy fish is alert, feeding eagerly, schooling with confidence, and showing even colour without clamped fins or laboured breathing.\u003c\/p\u003e\n\u003ch3\u003eCommon issues\u003c\/h3\u003e\n\u003cp\u003eLike many small characins, they can suffer from ich, bacterial fin damage, wasting from internal parasites, and stress-related fading after transport. Most \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra diseases\u003c\/strong\u003e are linked to poor water quality, sudden temperature change, or adding fish to an immature tank.\u003c\/p\u003e\n\u003ch3\u003eWhat symptoms should you watch for?\u003c\/h3\u003e\n\u003cp\u003eWarning signs include white spots, rapid gill movement, frayed fins, hollow bellies, isolation from the shoal, and refusal to feed. Because these fish are social, a single individual hanging back often signals a problem before obvious disease appears.\u003c\/p\u003e\n\u003ch3\u003eHow do you prevent problems?\u003c\/h3\u003e\n\u003cp\u003eKeep nitrate controlled with weekly water changes, avoid overfeeding, and maintain the recommended \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra water parameters\u003c\/strong\u003e. Quarantine all new fish, especially if you buy from mixed-stock systems. Stable temperature matters more than chasing an exact pH number every few days.\u003c\/p\u003e\n\u003cdiv class=\"warning-box\"\u003e\n  \u003ch4\u003e⚠️ Health Warning\u003c\/h4\u003e\n  \u003cp\u003eNever medicate the whole display tank unless you know what you are treating. Remove carbon when using medication, follow dosage exactly, and remember that copper-based treatments are dangerous if shrimp or other sensitive invertebrates are present.\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 bare-bottom tank for 2-4 weeks\u003c\/li\u003e\n    \u003cli\u003eMatch temperature and pH to the display tank\u003c\/li\u003e\n    \u003cli\u003eObserve feeding response daily\u003c\/li\u003e\n    \u003cli\u003eCheck for white spot, fin damage, flashing, or stringy waste\u003c\/li\u003e\n    \u003cli\u003ePerform small regular water changes\u003c\/li\u003e\n    \u003cli\u003eOnly move fish once they are feeding strongly and symptom-free\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"behavior\"\u003eWhat Is Diamond Flame Tetra Behavior Like in the Aquarium?\u003c\/h2\u003e\n\u003cp\u003eThe typical \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra behaviour\u003c\/strong\u003e is active, social, and peaceful. They occupy the middle levels, turning as a group and flashing colour when they catch the light. In a proper shoal they are confident and visible for much of the day.\u003c\/p\u003e\n\u003cp\u003eBecause they are a true social species, understocking changes behaviour. A pair or trio may become shy, pale, or skittish. A full group behaves like a proper \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra schooling fish\u003c\/strong\u003e, moving together and settling quickly after disturbance.\u003c\/p\u003e\n\u003cp\u003eThey are not especially territorial, but males may display to each other with subtle posture and colour intensification. This is normal and usually harmless. Their gentle temperament is one reason they are often recommended as \u003cstrong\u003ebest diamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra for community tank\u003c\/strong\u003e fish for planted aquariums.\u003c\/p\u003e\n\u003cp\u003eTo encourage natural behaviour, keep them in groups, use edge planting, avoid harsh lighting, and choose similarly peaceful tank mates. Done correctly, their movement becomes one of the most attractive features of the aquarium.\u003c\/p\u003e\n\n\u003ch2 id=\"why-buy\"\u003eWhy Buy Diamond Flame Tetras from Tropical Fish Co?\u003c\/h2\u003e\n\u003cp\u003eWhen people search \u003cstrong\u003ewhere to buy diamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra UK\u003c\/strong\u003e, they are usually looking for more than a low \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra price UK\u003c\/strong\u003e. They want active fish, accurate care guidance, and safe transport. That matters with schooling species, because a settled, evenly sized group adapts far better than a random mix of stressed individuals.\u003c\/p\u003e\n\u003cp\u003eOur approach focuses on sending shoal-ready fish that are feeding well and suited to community aquarium life. Before dispatch, groups are observed for swimming behaviour, feeding response, and visible health. That is especially important for fish sold in sixes, because consistency across the group helps them settle faster on arrival. For customers browsing \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra for sale UK\u003c\/strong\u003e, \u003cstrong\u003elive diamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra for sale UK\u003c\/strong\u003e, or planning to \u003cstrong\u003eorder diamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra online UK\u003c\/strong\u003e, that preparation makes a real difference.\u003c\/p\u003e\n\u003cp\u003eFish are packed for travel in insulated boxes, with heat support in cold weather when needed, and sent using tracked delivery methods designed for live aquatic livestock. That helps answer common questions around \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra delivery UK\u003c\/strong\u003e, \u003cstrong\u003elive tetras delivery UK\u003c\/strong\u003e, and \u003cstrong\u003ebuy live fish online uk free delivery\u003c\/strong\u003e style searches. If you are comparing sellers while searching \u003cstrong\u003efreshwater fish for sale uk\u003c\/strong\u003e, \u003cstrong\u003elive fish for sale uk\u003c\/strong\u003e, or \u003cstrong\u003ebuy tropical fish online uk free delivery\u003c\/strong\u003e, look closely at how fish are packed and whether care support is included after purchase.\u003c\/p\u003e\n\u003cp\u003eWe also provide practical guidance for acclimation, shoal size, and feeding, so buyers asking \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra buy online UK\u003c\/strong\u003e, \u003cstrong\u003ebuy diamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra UK\u003c\/strong\u003e, or \u003cstrong\u003ediamond flame tetra: a sparkling ember in the aquarium scientific name: hyphessobrycon erythrostigma flame tetra shop UK\u003c\/strong\u003e can order with a clearer idea of what the fish need on day one. If you want a warm-coloured shoal for a planted community, this is one of the most dependable choices in the \u003cstrong\u003efreshwater tropical fish UK\u003c\/strong\u003e category.\u003c\/p\u003e\n\u003cdiv class=\"care-highlight\"\u003e\n  \u003ch4\u003eWhy Choose Tropical Fish Co for Diamond Flame Tetras\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003eSold as a proper group of six so the fish can settle as a shoal, not as isolated individuals\u003c\/li\u003e\n    \u003cli\u003eObserved for feeding response and group behaviour before dispatch\u003c\/li\u003e\n    \u003cli\u003eIdeal for planted community aquariums from 60 litres upward with clear care guidance included\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"related-products\"\u003eWhat Else Do You Need to Complete the Setup?\u003c\/h2\u003e\n\u003cp\u003eIf you are building a calm South American-style community, consider adding \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003ex Neon Blue Tetra: A Dazzling\u003c\/a\u003e for cool colour contrast, \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003ePenguin Tetra: A Graceful and\u003c\/a\u003e for bold patterning, or \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003eDwarf Pencilfish Tropical Fish Aquarium Tank\u003c\/a\u003e for a gentle top-level companion. For a slightly different colour accent, \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003ex Albino Cherry Barb: A Gentle\u003c\/a\u003e can work well in peaceful mixed communities. If you are still comparing options in the \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003efreshwater tropical fish UK collection\u003c\/a\u003e, you will find other small shoaling species suited to planted tanks and community layouts. For aquarists seeking extra movement and colour in larger aquariums, \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003eRed-Blue Columbian Tetra: A Vibrant\u003c\/a\u003e offers a more energetic alternative.\u003c\/p\u003e","brand":"Tropical Fish Co","offers":[{"title":"2.5 cm","offer_id":57379793273167,"sku":"2173","price":3.99,"currency_code":"GBP","in_stock":true},{"title":"\u003e 3 cm","offer_id":57560358846799,"sku":"2174","price":3.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/1408\/6735\/files\/freshwater-tropical-fish-uk-x-diamond-flame-tetra-a-sparkling-ember-in-the-aquarium-hero-driftwood-2173.webp?v=1776546834","url":"https:\/\/tropical-fish-co.myshopify.com\/products\/freshwater-tropical-fish-uk-tetras-for-sale-flame-tetra","provider":"Tropical Fish Co","version":"1.0","type":"link"}