{"product_id":"gold-lyretail-killifish-for-sale-uk-buy","title":"Gold Lyretail Killifish (Fundulopanchax, Lamprichthys spp.) - UK","description":"\u003cp\u003eThe Gold Lyretail Killifish is one of those fish that makes people stop in front of the tank and stare. With its flowing lyre-shaped tail, warm golden body colour, and alert top-dwelling behaviour, this is a standout choice for aquarists searching for \u003cstrong\u003ekillifish for sale UK\u003c\/strong\u003e without jumping straight into the most demanding species. Usually sold under \u003cem\u003eAphyosemion australe “Gold”\u003c\/em\u003e, this West African non-annual killifish combines elegant looks with manageable care, making it a smart option for hobbyists who want something more unusual than standard community fish. It is often recommended as one of the \u003cstrong\u003ebest killifish for beginners\u003c\/strong\u003e because it stays small, adapts well to a carefully maintained aquarium, and shows fascinating courtship behaviour.\u003c\/p\u003e\u003cp\u003eFor keepers looking to \u003cstrong\u003ebuy killifish UK\u003c\/strong\u003e, this variety offers a great balance of beauty and practicality. Adults usually reach around 5-6 cm, fit well as \u003cstrong\u003ekillifish for small aquarium\u003c\/strong\u003e setups, and can live 2-4 years with stable care. Their peaceful but slightly territorial nature means they work best in a species setup, pair, or carefully planned community. As a \u003cstrong\u003efreshwater killifish UK\u003c\/strong\u003e favourite, the Gold Lyretail is especially popular in planted aquariums where its colour contrasts beautifully against deep green leaves and dark substrate. See our detailed photos showing the finnage, body shape, and colour intensity that make this one of the most sought-after \u003cstrong\u003ecolourful killifish species\u003c\/strong\u003e in the hobby. If you want a fish with character, refined colour, and genuine breeding potential, this is a rewarding species to keep.\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\u003eAphyosemion australe “Gold”\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 40 litres (8.8 gallons), 60 litres recommended\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 years\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTemperament:\u003c\/strong\u003e Peaceful to mildly territorial\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDiet:\u003c\/strong\u003e Carnivore \/ micro-predator\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 Cyprinodontiformes\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFamily:\u003c\/strong\u003e Nothobranchiidae\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eGenus:\u003c\/strong\u003e \u003cem\u003eAphyosemion\u003c\/em\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cem\u003eAphyosemion australe\u003c\/em\u003e is one of the classic aquarium killifish and has been kept by dedicated breeders for decades. The gold form is a selectively maintained aquarium strain of the lyretail killifish, prized for its bright body colour and elegant finnage. In the hobby it sits between easy community fish and specialist rare species, which is why many aquarists interested in \u003cstrong\u003erare fish UK\u003c\/strong\u003e listings eventually discover this fish.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"origin\"\u003eWhere Do Gold Lyretail Killifish Come From? Natural Habitat Explained\u003c\/h2\u003e\n\u003cp\u003eIn the wild, \u003cem\u003eAphyosemion australe\u003c\/em\u003e comes from coastal regions of West-Central Africa, especially areas of Gabon and nearby rainforest drainages. These fish are found in shaded streams, quiet pools, marshy edges, and slow forest waters rich in leaf litter and overhanging vegetation. Understanding this natural \u003cstrong\u003ekillifish habitat\u003c\/strong\u003e helps explain why they do so well in dimmer, planted aquariums with gentle flow and plenty of cover.\u003c\/p\u003e\n\u003cp\u003eUnlike some annual species that live in temporary pools, the Gold Lyretail belongs to the non-annual side of the \u003cstrong\u003eannual vs non-annual killifish\u003c\/strong\u003e discussion. That matters because care and breeding are different. Non-annual species like this one lay adhesive eggs among fine plants or mops rather than relying on a dry incubation phase in peat. This makes \u003cstrong\u003eAphyosemion Australe “Gold” breeding\u003c\/strong\u003e more accessible for home aquarists who want to learn \u003cstrong\u003ehow to breed killifish\u003c\/strong\u003e without starting with the trickiest species.\u003c\/p\u003e\n\u003cp\u003eTheir native water is usually soft, slightly acidic, and stained by tannins from decomposing leaves and wood. That is why \u003cstrong\u003eAphyosemion Australe “Gold” ideal water conditions\u003c\/strong\u003e often include subdued lighting, soft water, and a darker aquascape. A proper \u003cstrong\u003ekillifish biotope aquarium\u003c\/strong\u003e can include leaf litter, branchy wood, floating plants, and a calm top layer where the fish feel secure. This species is also well suited to an \u003cstrong\u003eAphyosemion Australe “Gold” for planted tank\u003c\/strong\u003e layout, especially with Java moss, floating Salvinia, and fine-leaved stems for spawning.\u003c\/p\u003e\n\u003cp\u003eIn the hobby, you may also see shoppers comparing this fish with \u003cstrong\u003epanchax fish\u003c\/strong\u003e, \u003cstrong\u003erocket panchax\u003c\/strong\u003e, or even searching terms like \u003cstrong\u003egolden wonder killifish for sale\u003c\/strong\u003e. Those fish are attractive too, but they often grow larger or behave differently. The Gold Lyretail remains one of the most refined small \u003cstrong\u003etropical killifish UK\u003c\/strong\u003e choices for aquarists who want colour without a large tank.\u003c\/p\u003e\n\u003cdiv class=\"tip-box\"\u003e\n  \u003ch4\u003e💡 Expert Tip\u003c\/h4\u003e\n  \u003cp\u003eMimicking the natural habitat with dim light, floating plants, leaf litter tones, and a secure lid usually improves colour, confidence, and spawning behaviour. Fish that feel exposed often hide, lose intensity, or jump.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"tank-setup\"\u003eHow to Set Up the Perfect Tank for Gold Lyretail Killifish\u003c\/h2\u003e\n\u003cp\u003eA thoughtful setup makes all the difference with this species. While they are often sold as a \u003cstrong\u003ekillifish for small aquarium\u003c\/strong\u003e, small does not mean bare. The best results come from a mature, covered aquarium with gentle filtration, stable chemistry, and plenty of visual barriers.\u003c\/p\u003e\n\u003ch3\u003eTank Size Requirements\u003c\/h3\u003e\n\u003cp\u003eThe practical \u003cstrong\u003eAphyosemion Australe “Gold” minimum tank size\u003c\/strong\u003e is 40 litres for a pair or trio, but the better \u003cstrong\u003eAphyosemion Australe “Gold” tank size\u003c\/strong\u003e is 60 litres if you want more stable water quality and a more natural layout. A trio of one male and two females works well because it spreads attention during courtship. If you are planning an \u003cstrong\u003eAphyosemion Australe “Gold” nano tank\u003c\/strong\u003e, keep stocking light and maintenance consistent. These fish occupy the upper layers, so horizontal swimming space matters more than height.\u003c\/p\u003e\n\u003ch3\u003eWater Parameters\u003c\/h3\u003e\n\u003cp\u003eReliable \u003cstrong\u003ekillifish temperature requirements\u003c\/strong\u003e for this species sit between 20 and 26°C, with 22-24°C ideal for long-term maintenance. The recommended \u003cstrong\u003eAphyosemion Australe “Gold” water temperature\u003c\/strong\u003e is not especially high, and keeping them too warm for long periods can shorten lifespan. For chemistry, target an \u003cstrong\u003eAphyosemion Australe “Gold” pH level\u003c\/strong\u003e of 6.2-7.0 where possible, though they can tolerate up to 7.5 if other conditions are stable. Good \u003cstrong\u003eAphyosemion Australe “Gold” water parameters\u003c\/strong\u003e include soft to moderately soft water, roughly 2-12 dGH, which fits normal \u003cstrong\u003ekillifish water hardness\u003c\/strong\u003e guidance for many West African species.\u003c\/p\u003e\n\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\"\u003e2-12 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\"\u003e40-60 L\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\u003eUse a gentle sponge filter or a small adjustable internal filter aimed to avoid strong surface turbulence. Gold Lyretails are top-oriented fish and do best when they can patrol the upper water calmly. Too much flow can stress them and reduce feeding confidence. In breeding tanks, air-driven sponge filtration is usually best because fry are tiny and need safe, low-current conditions.\u003c\/p\u003e\n\u003ch3\u003eSubstrate\u003c\/h3\u003e\n\u003cp\u003eThe ideal \u003cstrong\u003ekillifish substrate preference\u003c\/strong\u003e is a dark sand or fine natural gravel that reduces reflected glare and helps the gold body colour stand out. Dark substrate also makes the fish feel safer. If you are creating a \u003cstrong\u003ekillifish biotope aquarium\u003c\/strong\u003e, add Indian almond leaves or other leaf litter for a more natural look and mild tannin release.\u003c\/p\u003e\n\u003ch3\u003ePlants \u0026amp; Decor\u003c\/h3\u003e\n\u003cp\u003eThis species is excellent \u003cstrong\u003efor planted tank\u003c\/strong\u003e displays. Fine-leaved plants, floating cover, and mosses are especially useful. Dense planting breaks sight lines and reduces male tension. For hobbyists comparing species, this is one reason the Gold Lyretail is often considered among the \u003cstrong\u003ebest killifish species comparison\u003c\/strong\u003e choices for display tanks. If you enjoy other small top-dwellers, you may also like the \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003ePseudepiplatys Annulatus - Clown Killifish\u003c\/a\u003e for a more delicate nano look, or the \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003eEpiplatys Dageti Monroviae - Red-Chinned\u003c\/a\u003e for a longer-bodied surface hunter style.\u003c\/p\u003e\n\u003cp\u003eFor related killifish options, many aquarists also compare the Gold Lyretail with \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003eFundulopanchax Gardneri “Akure” - Male \u0026amp;\u003c\/a\u003e and \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003eFundulopanchax Amieti “Edéa-Yaoundé Km 18 C\u003c\/a\u003e, both of which offer stronger patterning but often more territorial behaviour.\u003c\/p\u003e\n\u003ch3\u003eLighting Requirements\u003c\/h3\u003e\n\u003cp\u003eModerate lighting works best, especially with floating plants to diffuse brightness. Around 6-8 hours daily is enough in a species tank. Too much harsh light can wash out colour and make the fish skittish.\u003c\/p\u003e\n\u003cdiv class=\"info-box\"\u003e\n  \u003ch4\u003eQuick Setup Checklist\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003e40 litres minimum, 60 litres preferred\u003c\/li\u003e\n    \u003cli\u003eTight-fitting lid because killifish jump\u003c\/li\u003e\n    \u003cli\u003eSoft to moderately soft water\u003c\/li\u003e\n    \u003cli\u003eTemperature 22-24°C for routine care\u003c\/li\u003e\n    \u003cli\u003eDark substrate and dense planting\u003c\/li\u003e\n    \u003cli\u003eFloating plants or shaded areas near surface\u003c\/li\u003e\n    \u003cli\u003eGentle sponge or low-flow filtration\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 killifish. Because they are sensitive to sudden ammonia and nitrite exposure, an immature aquarium is one of the fastest ways to lose new arrivals.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"feeding\"\u003eWhat Do Gold Lyretail Killifish Eat? Complete Feeding Guide\u003c\/h2\u003e\n\u003cp\u003eThe Gold Lyretail is a carnivorous micro-predator. In nature it picks off insect larvae, tiny crustaceans, and other small live foods from the surface and midwater. That means the best \u003cstrong\u003eAphyosemion Australe “Gold” diet\u003c\/strong\u003e is protein-rich and varied rather than based on bland filler foods. A strong \u003cstrong\u003eAphyosemion Australe “Gold” feeding guide\u003c\/strong\u003e focuses on small particle size, variety, and regular but restrained meals.\u003c\/p\u003e\n\u003ch3\u003eStaple Foods\u003c\/h3\u003e\n\u003cp\u003eUse a high-quality micro pellet, soft granule, or crushed carnivore flake as the staple. Many individuals prefer slow-sinking or surface foods. If newly imported or shy, they often respond best to frozen cyclops, daphnia, bloodworm, and brine shrimp. This is one reason they are so popular among keepers of \u003cstrong\u003erare killifish for collectors\u003c\/strong\u003e and other specialist species.\u003c\/p\u003e\n\u003ch3\u003eSupplemental Foods\u003c\/h3\u003e\n\u003cp\u003eSupplement 3-4 times per week with frozen or live foods. White worm, grindal worm, mosquito larvae, and baby brine shrimp are excellent. Conditioning with richer foods before spawning is particularly useful if you are exploring \u003cstrong\u003eAphyosemion Australe “Gold” breeding\u003c\/strong\u003e or trying to decide whether this is the \u003cstrong\u003eeasiest killifish to breed\u003c\/strong\u003e for your fish room.\u003c\/p\u003e\n\u003ch3\u003eTreats \u0026amp; Colour Support\u003c\/h3\u003e\n\u003cp\u003eFor stronger finnage and colour, offer varied frozen foods rather than relying on one item. This helps explain why the species is often listed among the \u003cstrong\u003emost colourful killifish\u003c\/strong\u003e and a top choice in searches for \u003cstrong\u003ecolourful freshwater fish UK\u003c\/strong\u003e. Good nutrition, stable water, and dark décor do more for colour than any miracle additive.\u003c\/p\u003e\n\u003ch3\u003eFeeding Frequency \u0026amp; Portion Control\u003c\/h3\u003e\n\u003cp\u003eFeed adults once or twice daily in portions they can finish within 30-60 seconds. Juveniles can be fed smaller meals two to three times a day. Because they are active surface feeders, uneaten food is easy to spot. Remove leftovers quickly.\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\u003eMicro pellet or fine granule\u003c\/td\u003e\n\u003ctd\u003eSmall pinch, fully eaten in under 1 minute\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eEvening\u003c\/td\u003e\n\u003ctd\u003eFrozen brine shrimp, daphnia, or cyclops\u003c\/td\u003e\n\u003ctd\u003eSmall portion, no leftovers after feeding\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eShoppers looking to \u003cstrong\u003ebuy killifish online UK\u003c\/strong\u003e often ask if these fish are fussy. Compared with some wild species, they are not especially difficult, but they do prefer quality foods. If you keep other small top fish like \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003eNorman'S Lampeyes - Poropanchax Normani\u003c\/a\u003e, you will notice the Gold Lyretail is usually bolder at feeding time once settled.\u003c\/p\u003e\n\u003cdiv class=\"warning-box\"\u003e\n  \u003ch4\u003e⚠️ Feeding Warning\u003c\/h4\u003e\n  \u003cp\u003eOverfeeding causes ammonia spikes, oily surface films, and poor water quality. In small killifish tanks, even a little excess food can quickly destabilise the system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"food-recommendation\"\u003e\n  \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003eFundulopanchax Gardneri “Akure” - Male \u0026amp;\u003c\/a\u003e — A useful comparison species if you want another killifish with strong feeding response and bold colour.\n\u003c\/div\u003e\n\u003cdiv class=\"food-recommendation\"\u003e\n  \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003ePseudepiplatys Annulatus - Clown Killifish\u003c\/a\u003e — Ideal if you prefer even smaller surface-feeding nano fish with a taste for tiny live and frozen foods.\n\u003c\/div\u003e\n\n\u003ch2 id=\"appearance\"\u003eGold Lyretail Killifish Appearance: Colors, Patterns \u0026amp; Varieties\u003c\/h2\u003e\n\u003cp\u003eThe defining feature of this fish is its elongated lyre tail, especially in mature males. Typical \u003cstrong\u003elyretail killifish size\u003c\/strong\u003e is around 5-6 cm for males, with females slightly smaller and much plainer. The body is slim and elegant rather than deep-bodied, built for weaving through plants and hovering near the surface.\u003c\/p\u003e\n\u003cp\u003eMales show the richest colour. In the gold form, the body ranges from pale honey to bright yellow-gold, often with orange edging in the fins and a soft iridescent sheen when viewed under angled light. Females are subtler, usually beige to light brown with shorter fins. This clear sexual dimorphism makes pair selection straightforward for breeders and for shoppers specifically searching \u003cstrong\u003efemale killifish for sale uk\u003c\/strong\u003e alongside males.\u003c\/p\u003e\n\u003cp\u003eBecause of the finnage and contrast, this fish is often described as one of the \u003cstrong\u003ecolourful killifish species\u003c\/strong\u003e best suited to planted display tanks. It also compares well in searches for \u003cstrong\u003enano fish UK\u003c\/strong\u003e and \u003cstrong\u003ecolourful freshwater fish UK\u003c\/strong\u003e because it delivers visual impact without needing a very large aquarium. If you are comparing forms, you may also come across \u003cstrong\u003eblue lyretail killifish for sale\u003c\/strong\u003e listings or the more common wild-type chocolate\/orange form. The gold strain is brighter and more luminous under soft lighting, while darker forms can look more dramatic over leaf litter.\u003c\/p\u003e\n\u003cp\u003eOur photos show the finnage shape, body proportion, and warm metallic tone that aquarists want when they \u003cstrong\u003ebuy Aphyosemion Australe “Gold” UK\u003c\/strong\u003e. Good colour is strongest in mature males kept in soft water, fed a varied diet, and displayed over dark substrate with floating cover.\u003c\/p\u003e\n\n\u003ch2 id=\"compatibility\"\u003eWhat Fish Can Live With Gold Lyretail Killifish? Compatibility Guide\u003c\/h2\u003e\n\u003cp\u003eThe Gold Lyretail is often sold as a \u003cstrong\u003epeaceful killifish for community tank\u003c\/strong\u003e setups, and that can be true in the right conditions. The key phrase is “carefully planned.” These fish are not bullies in the way larger predatory species can be, but males can be territorial with each other, and they may nip or spar if space is too tight. Their best arrangement is usually one male with one or two females, or a species-only setup.\u003c\/p\u003e\n\u003ch3\u003eIdeal Tank Mates\u003c\/h3\u003e\n\u003cp\u003eSuitable \u003cstrong\u003eAphyosemion Australe “Gold” tank mates\u003c\/strong\u003e are calm, small fish that enjoy similar water. Good options include tiny rasboras, peaceful small tetras, and Corydoras in larger tanks. If you want another surface-oriented species, compare carefully; too many top dwellers can create tension. Aquarists browsing \u003cstrong\u003efreshwater fish UK for sale\u003c\/strong\u003e often ask whether lampeyes work, and in a spacious planted aquarium they can. See \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003eNorman'S Lampeyes - Poropanchax Normani\u003c\/a\u003e for a compatible, active contrast species.\u003c\/p\u003e\n\u003cp\u003eOther related fish worth exploring include the \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003eTanganyika Killifish - Lamprichthys Tanganicanus -\u003c\/a\u003e, though that species has different water preferences and should not be chosen just because it shares the killifish name. For hobbyists comparing options such as \u003cstrong\u003eclown killifish for sale uk\u003c\/strong\u003e, the clown killifish is smaller, more delicate, and more strictly nano-focused than the Gold Lyretail.\u003c\/p\u003e\n\u003ch3\u003eSpecies to Avoid\u003c\/h3\u003e\n\u003cp\u003eAvoid housing them with larger fin-nippers, boisterous barbs, or other assertive male killifish in cramped quarters. Also avoid long-finned fish that may trigger pecking. If you are comparing with \u003cstrong\u003egolden wonder killifish for sale\u003c\/strong\u003e or \u003cstrong\u003epike killifish for sale\u003c\/strong\u003e, remember those fish are much more predatory and not equivalent companions. Terms like \u003cstrong\u003eoddball tropical fish\u003c\/strong\u003e and \u003cstrong\u003emiscellaneous tropical fish\u003c\/strong\u003e can include species that are simply unsuitable with delicate lyretails.\u003c\/p\u003e\n\u003ch3\u003eCommunity Stocking Examples\u003c\/h3\u003e\n\u003cp\u003eIn a 60-litre planted tank, one male and two females can live with a small group of tiny rasboras and a bottom group of dwarf Corydoras. In a species display, a trio alone often shows the best colour and breeding behaviour. This species is not the same as \u003cstrong\u003eleast killifish uk\u003c\/strong\u003e listings or \u003cstrong\u003elivebearer fish for sale uk\u003c\/strong\u003e options like \u003cstrong\u003eheterandria formosa for sale uk\u003c\/strong\u003e; despite the common name, least killifish are livebearers and have different care and behaviour.\u003c\/p\u003e\n\u003ch3\u003eCompatibility with Invertebrates\u003c\/h3\u003e\n\u003cp\u003eAdult shrimp may be ignored in dense planting, but shrimplets are likely to be eaten. Snails are generally safe. Because these fish are surface hunters, tiny fry and baby shrimp can disappear quickly.\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\/killifish-for-sale-uk\"\u003eNorman'S Lampeyes - Poropanchax Normani\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e✅ Yes\u003c\/td\u003e\n\u003ctd\u003eWorks in planted tanks with enough space and cover\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/killifish-for-sale-uk\"\u003ePseudepiplatys Annulatus - Clown Killifish\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e⚠️ Caution\u003c\/td\u003e\n\u003ctd\u003eBoth use upper levels; only in calm, well-structured tanks\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eLarge barbs or aggressive male killifish\u003c\/td\u003e\n\u003ctd\u003e❌ Avoid\u003c\/td\u003e\n\u003ctd\u003eStress, fin damage, and constant competition\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eMany hobbyists also ask about comparisons with \u003cstrong\u003emedaka fish for sale\u003c\/strong\u003e, \u003cstrong\u003emedaka for sale uk\u003c\/strong\u003e, or even unrelated oddities like \u003cstrong\u003efreshwater flounder for sale uk\u003c\/strong\u003e and \u003cstrong\u003etropical eels for sale uk\u003c\/strong\u003e. Those species have very different needs. Gold Lyretails are best with small, calm tropical fish rather than unusual bottom predators or cool-water species.\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 killifish tank. This species can be stressed by sudden disease introduction, and top-dwelling fish often show parasite problems early through clamped fins and reduced feeding.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"breeding\"\u003eHow to Breed Gold Lyretail Killifish: Complete Breeding Guide\u003c\/h2\u003e\n\u003cp\u003eIf you want to learn \u003cstrong\u003ehow to breed killifish\u003c\/strong\u003e, this is one of the better species to start with. Many aquarists consider it close to the \u003cstrong\u003eeasiest killifish to breed\u003c\/strong\u003e among the more decorative non-annual species. It is not effortless, but it is very achievable with the right setup.\u003c\/p\u003e\n\u003ch3\u003eBreeding Setup\u003c\/h3\u003e\n\u003cp\u003eA dedicated 20-30 litre breeding tank works well for a pair or trio. Use soft, slightly acidic water, a sponge filter, and a dark base. Include floating plants and at least one \u003cstrong\u003ekillifish spawning mop setup\u003c\/strong\u003e near the surface. Fine-leaved plants can also work, but mops make egg collection easier. Stable \u003cstrong\u003eAphyosemion Australe “Gold” ideal water conditions\u003c\/strong\u003e are more important than chasing exact numbers.\u003c\/p\u003e\n\u003ch3\u003eSpawning Behaviour\u003c\/h3\u003e\n\u003cp\u003eMales display to females with flared fins and gentle circling. Eggs are deposited singly among mops or plant strands. Unlike annual species, this fish does not usually require drying the eggs. That is one of the main differences in the \u003cstrong\u003eannual vs non-annual killifish\u003c\/strong\u003e comparison and why this species is so approachable for home breeders.\u003c\/p\u003e\n\u003ch3\u003eEgg Care \u0026amp; Hatching\u003c\/h3\u003e\n\u003cp\u003eCollected eggs can be incubated in shallow water with methylene blue or Indian almond leaf to reduce fungus, or left in the spawning tank if adults are removed. Typical \u003cstrong\u003ekillifish egg incubation\u003c\/strong\u003e for this species is around 10-21 days depending on temperature. Check eggs regularly and remove any opaque white ones.\u003c\/p\u003e\n\u003ch3\u003eFry Care \u0026amp; Growth\u003c\/h3\u003e\n\u003cp\u003eNew fry are small and need infusoria, vinegar eels, or microworms at first, followed by baby brine shrimp. Frequent small feeds and excellent hygiene are essential. Growth is steady rather than fast. When discussing \u003cstrong\u003ebaby killifish for sale uk\u003c\/strong\u003e, most reputable breeders only move juveniles once they are feeding strongly and large enough to ship safely.\u003c\/p\u003e\n\u003ch3\u003eCommon Breeding Challenges\u003c\/h3\u003e\n\u003cp\u003eThe biggest problems are infertile eggs, fungal losses, and tiny fry starving in bare tanks. If your pair spawns but eggs fail, review diet, age, and water stability. If fry hatch but disappear, the first food is probably too large.\u003c\/p\u003e\n\u003cdiv class=\"tip-box\"\u003e\n  \u003ch4\u003eAdvanced Breeding Tip\u003c\/h4\u003e\n  \u003cp\u003eRotate two spawning mops and harvest eggs every few days. This keeps adults from disturbing fresh eggs and lets you track hatch dates more accurately, which is especially useful when maintaining breeding lines or planning future \u003cstrong\u003ekillifish eggs for sale uk\u003c\/strong\u003e projects.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"comparison\"\u003eGold Lyretail Killifish vs Similar Species: Which Should You Choose?\u003c\/h2\u003e\n\u003cp\u003eKillifish vary a lot in size, temperament, and breeding style, so comparison matters. Shoppers searching \u003cstrong\u003ekillifish for sale UK\u003c\/strong\u003e are often choosing between the Gold Lyretail and other popular species such as clown killifish, gardneri, or panchax types.\u003c\/p\u003e\n\u003ctable class=\"comparison-table\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eGold Lyretail Killifish\u003c\/th\u003e\n\u003cth\u003eClown Killifish\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\u003e5-6 cm\u003c\/td\u003e\n\u003ctd\u003e3.5-4 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\u003e22-26°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePrice\u003c\/td\u003e\n\u003ctd\u003e£21.29\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\u003ePlanted species tanks and beginner breeding\u003c\/td\u003e\n\u003ctd\u003eNano displays and very small live foods\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\u003eGold Lyretail Killifish\u003c\/th\u003e\n\u003cth\u003eGold Striped Panchax\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTemperament\u003c\/td\u003e\n\u003ctd\u003ePeaceful to mildly territorial\u003c\/td\u003e\n\u003ctd\u003eMore predatory\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eAdult Size\u003c\/td\u003e\n\u003ctd\u003e5-6 cm\u003c\/td\u003e\n\u003ctd\u003eLarger\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCommunity Suitability\u003c\/td\u003e\n\u003ctd\u003eGood with care\u003c\/td\u003e\n\u003ctd\u003eLimited with tiny fish\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBreeding Style\u003c\/td\u003e\n\u003ctd\u003ePlant\/mop spawner\u003c\/td\u003e\n\u003ctd\u003eDifferent setup needs\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBest For\u003c\/td\u003e\n\u003ctd\u003eElegant planted aquariums\u003c\/td\u003e\n\u003ctd\u003eSurface predator displays\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eFor a direct look at alternatives, compare with \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003ePseudepiplatys Annulatus - Clown Killifish\u003c\/a\u003e, \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003eFundulopanchax Gardneri “Akure” - Male \u0026amp;\u003c\/a\u003e, and \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003eAplocheilus Lineatus “Gold” - Gold Striped\u003c\/a\u003e. If you are asking about \u003cstrong\u003eAphyosemion Australe “Gold” vs clown killifish\u003c\/strong\u003e, choose the Gold Lyretail if you want larger finnage, easier sexing, and a more traditional pair-or-trio display. Choose clown killifish if you want a tiny surface fish for a heavily planted nano tank.\u003c\/p\u003e\n\u003cp\u003eThis species also compares favourably in the \u003cstrong\u003ekillifish vs guppy\u003c\/strong\u003e conversation. Guppies are easier and more prolific, but Gold Lyretails offer more refined behaviour, less constant breeding pressure, and a more specialist feel. For aquarists interested in \u003cstrong\u003erare killifish for sale UK\u003c\/strong\u003e or curated \u003cstrong\u003ekillifish UK\u003c\/strong\u003e selections, the Gold Lyretail is a classic choice.\u003c\/p\u003e\n\n\u003ch2 id=\"health\"\u003eCommon Health Problems in Gold Lyretail Killifish \u0026amp; How to Prevent Them\u003c\/h2\u003e\n\u003cp\u003eGood \u003cstrong\u003ekillifish health\u003c\/strong\u003e starts with stability. This species is not fragile when kept correctly, but it reacts badly to poor water quality, sudden temperature swings, and rough transport or acclimation. A healthy fish is alert, surface-active, feeding eagerly, and holding fins open.\u003c\/p\u003e\n\u003ch3\u003eSigns of a Healthy Fish\u003c\/h3\u003e\n\u003cp\u003eLook for clear eyes, full finnage, smooth scales, and confident movement near the top of the tank. Males should show strong colour, especially once settled. Females should appear full-bodied but not bloated. Because this species is a jumper, frantic dashing can also signal stress from bright light or incompatible tank mates.\u003c\/p\u003e\n\u003ch3\u003eCommon Diseases \u0026amp; Symptoms\u003c\/h3\u003e\n\u003cp\u003eThe most common issues are ich, velvet, fin damage from aggression, and bacterial infections secondary to poor water. Newly imported fish may also carry internal parasites. If a fish hides constantly, clamps fins, loses colour, or spits food, act early. In many cases the root cause is environmental rather than infectious.\u003c\/p\u003e\n\u003ch3\u003eTreatment Options\u003c\/h3\u003e\n\u003cp\u003eStart with water testing and a 30-50% change if ammonia or nitrite is present. Raise aeration during treatment. Use species-appropriate medications carefully and avoid overdosing in soft water. If invertebrates are present, always check medication safety first.\u003c\/p\u003e\n\u003cdiv class=\"warning-box\"\u003e\n  \u003ch4\u003e⚠️ Medication Warning\u003c\/h4\u003e\n  \u003cp\u003eNEVER use copper-based medications in tanks with shrimp or other sensitive invertebrates. Copper can be lethal even at therapeutic doses intended for fish treatment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3\u003ePrevention Tips\u003c\/h3\u003e\n\u003cp\u003eKeep the tank covered, maintain consistent temperature, feed a varied carnivorous diet, and avoid crowding multiple males. Weekly water changes of 20-30% are usually enough in a mature planted setup. Stable conditions matter more than chasing perfect numbers.\u003c\/p\u003e\n\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\u003eProvide sponge filtration and a lid\u003c\/li\u003e\n    \u003cli\u003eObserve feeding response daily\u003c\/li\u003e\n    \u003cli\u003eWatch for white spots, clamped fins, or flashing\u003c\/li\u003e\n    \u003cli\u003eOnly move fish once they are active and symptom-free\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003ePeople searching broad terms like \u003cstrong\u003efreshwater fish UK for sale\u003c\/strong\u003e or unusual species such as \u003cstrong\u003eblack and white killifish\u003c\/strong\u003e, \u003cstrong\u003ebuy nothobranchius rachovii\u003c\/strong\u003e, or \u003cstrong\u003eblue gularis killifish for sale uk\u003c\/strong\u003e should note that different killifish have very different tolerances. The Gold Lyretail is forgiving by specialist standards, but still benefits from disciplined quarantine and observation.\u003c\/p\u003e\n\n\u003ch2 id=\"behavior\"\u003eUnderstanding Gold Lyretail Killifish Behavior in the Aquarium\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAphyosemion Australe “Gold” behaviour\u003c\/strong\u003e is one of the species' biggest attractions. These fish are curious, surface-oriented, and often spend the day patrolling plant cover, inspecting floating roots, and watching activity outside the glass. They are not hyperactive, but they are constantly aware of their environment.\u003c\/p\u003e\n\u003cp\u003eMales display to females and occasionally posture toward rival males, especially in smaller tanks. This is usually more elegant than violent: flared fins, side-on showing, and short chases. In a well-structured aquarium, the behaviour is fascinating rather than problematic. This is one reason the species is often recommended as a \u003cstrong\u003epeaceful killifish for community tank\u003c\/strong\u003e when kept with care.\u003c\/p\u003e\n\u003cp\u003eTo encourage natural behaviour, provide floating plants, shaded corners, and a calm top layer. A secure, mature \u003cstrong\u003eAphyosemion Australe “Gold” nano tank\u003c\/strong\u003e or planted 60-litre setup lets them show courtship, surface hunting, and relaxed cruising. Their measured activity and elegant displays make them a favourite among aquarists who want something more characterful than standard community fish.\u003c\/p\u003e\n\n\u003ch2 id=\"why-buy\"\u003eWhy Buy from Tropical Fish Co?\u003c\/h2\u003e\n\u003cp\u003eWhen people search \u003cstrong\u003elive killifish for sale UK\u003c\/strong\u003e, \u003cstrong\u003ebuy killifish online UK\u003c\/strong\u003e, or \u003cstrong\u003eorder Aphyosemion Australe “Gold” online UK\u003c\/strong\u003e, they are usually looking for more than a fish name on a list. They want correctly sexed, well-settled stock with intact finnage, strong feeding response, and safe delivery. That matters with Gold Lyretails because stressed fish can lose colour quickly and newly imported specimens may need time to stabilise before shipping.\u003c\/p\u003e\n\u003cp\u003eOur Gold Lyretail Killifish are selected for body condition, finnage quality, and active feeding behaviour. Before dispatch, fish are observed, settled onto appropriate foods, and checked for normal top-level swimming and alert response. This helps ensure that when you \u003cstrong\u003ebuy Aphyosemion Australe “Gold” UK\u003c\/strong\u003e or browse \u003cstrong\u003eAphyosemion Australe for sale UK\u003c\/strong\u003e, you receive fish that are ready to adapt to a mature aquarium rather than animals pushed out too quickly.\u003c\/p\u003e\n\u003cp\u003eFor shipping, fish are packed in insulated boxes with professional bagging methods, and heat packs are used in cold weather when needed. Tracked delivery reduces transit uncertainty, and careful packing is especially important for delicate-finned species such as lyretails. If you are comparing \u003cstrong\u003eAphyosemion Australe “Gold” price UK\u003c\/strong\u003e, remember that quality handling, conditioning, and secure \u003cstrong\u003eAphyosemion Australe “Gold” delivery UK\u003c\/strong\u003e are part of the value.\u003c\/p\u003e\n\u003cp\u003eWe also know many customers arrive after searching broad terms like \u003cstrong\u003ekillifish for sale near me\u003c\/strong\u003e or specialist communities such as the \u003cstrong\u003ebritish killifish association\u003c\/strong\u003e. Those searches usually reflect the same goal: healthy fish, accurate identification, and reliable care information. Order your \u003cstrong\u003eAphyosemion Australe “Gold” for sale UK\u003c\/strong\u003e selection today with confidence if you want a classic lyretail species prepared for success in a planted home aquarium.\u003c\/p\u003e\n\u003cdiv class=\"care-highlight\"\u003e\n  \u003ch4\u003eWhy Choose Tropical Fish Co for Gold Lyretail Killifish\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003eSelected for finnage quality, colour potential, and strong feeding response\u003c\/li\u003e\n    \u003cli\u003eObserved before dispatch to ensure active behaviour and good condition\u003c\/li\u003e\n    \u003cli\u003ePacked with insulated materials and season-appropriate heat protection for UK transit\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eYou Might Also Like\u003c\/h2\u003e\n\u003cp\u003eIf you enjoy the Gold Lyretail, there are several related species and comparisons worth exploring. The \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003ePseudepiplatys Annulatus - Clown Killifish\u003c\/a\u003e is a superb nano alternative with delicate patterning. The \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003eFundulopanchax Gardneri “Akure” - Male \u0026amp;\u003c\/a\u003e offers bolder spotting and a more assertive personality. For surface-predator enthusiasts, \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003eAplocheilus Lineatus “Gold” - Gold Striped\u003c\/a\u003e gives a very different panchax-style look. If you want a more unusual collector species, consider \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003eHypsolebias Picturatus “Volta Das Pedras” -\u003c\/a\u003e. And if you are building a broader killifish collection, compare with \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003eFundulopanchax Amieti “Edéa-Yaoundé Km 18 C\u003c\/a\u003e or the elegant \u003ca href=\"\/products\/killifish-for-sale-uk\"\u003eTanganyika Killifish - Lamprichthys Tanganicanus -\u003c\/a\u003e.\u003c\/p\u003e","brand":"Tropical Fish Co","offers":[{"title":"Default Title","offer_id":57379664822607,"sku":"3010","price":25.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/1408\/6735\/files\/gold-lyretail-killifish-hero-driftwood-3010.webp?v=1776553340","url":"https:\/\/tropical-fish-co.myshopify.com\/products\/gold-lyretail-killifish-for-sale-uk-buy","provider":"Tropical Fish Co","version":"1.0","type":"link"}