{"product_id":"serpae-tetra-longfin-hyphessobrycon-callstusi","title":"Serpae Tetra Longfin - Hyphessobrycon callstusi","description":"\u003ch1\u003e\n\u003cspan\u003eSerpae Tetra Longfin – \u003c\/span\u003e\u003cem\u003e\u003cspan\u003eMegalamphodus eques\u003c\/span\u003e\u003c\/em\u003e\n\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSerpae Tetra Longfin\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a bright red, active tetra selected for longer flowing fins than the standard Serpae Tetra. Long known in the aquarium trade as \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHyphessobrycon eques\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and sometimes linked with the older name \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHyphessobrycon callistus\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this fish is best kept as a lively shoaling species rather than a gentle nano tetra. Its colour and movement make it a striking choice for planted community aquariums, but the longfin strain needs careful tank mate selection because Serpae Tetras can be fin-nippy if kept in small groups.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Identification:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCommon Name:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Serpae Tetra Longfin\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eOther Names:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Longfin Serpae Tetra, Long Fin Serpae, Red Minor Tetra, Jewel Tetra, Blood Tetra, Serpa Tetra\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eScientific Name:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e\u003cspan\u003eMegalamphodus eques\u003c\/span\u003e\u003c\/em\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eOlder \/ Trade Names:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e\u003cspan\u003eHyphessobrycon eques\u003c\/span\u003e\u003c\/em\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cem\u003e\u003cspan\u003eHyphessobrycon callistus\u003c\/span\u003e\u003c\/em\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cem\u003e\u003cspan\u003eHyphessobrycon serpae\u003c\/span\u003e\u003c\/em\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eFish Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Tetra \/ Characin\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eWater Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Freshwater\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eNatural Range \u0026amp; Habitat:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWild Serpae Tetras are South American characins associated with slow-moving and still waters, especially around areas with plant growth, stems and cover near the surface. In nature, they feed among vegetation and use shaded, structured areas for security.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Longfin Serpae Tetra is a captive-bred ornamental strain, so its extended finnage is a selected aquarium trait rather than a wild feature. Aquarium care should still reflect the species’ preference for planted cover, stable water quality and enough open swimming space for a proper group.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eAppearance \u0026amp; Adult Size:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eLongfin Serpae Tetras have a deep tetra body with red, orange-red or amber body colour, a dark shoulder mark and contrasting black, red or pale fin markings. The longfin strain has extended dorsal, anal and caudal fins, giving a softer, more decorative shape than the standard form. Colour intensity can vary with age, mood, diet, lighting and group confidence.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAdults usually reach around \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e4–5 cm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with females often fuller-bodied and males usually slimmer and more intensely coloured. The extended fins may make this strain appear larger in display than the body length alone suggests.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eAquarium Suitability:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis is a good fish for a lively planted community aquarium, active tetra display or South American-style setup. It suits aquariums with plant cover, shaded areas, open swimming room and peaceful but robust tank mates. The longfin form should be kept away from species that are likely to nip its extended fins.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSerpae Tetras are not suitable for very quiet nano aquariums, male bettas, fancy guppies, long-finned gouramis, angelfish with trailing fins, delicate slow-moving fish or tiny shy species.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRecommended Aquarium Size:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA practical minimum is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e90 litres for a group\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with a tank length of at least \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e75 cm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e recommended. Larger aquariums of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e120 litres or more\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are better for bigger groups, mixed communities and reducing fin-nipping behaviour.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eKeep in a group of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eat least 8\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10 or more\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e preferred. Small groups are much more likely to chase, nip fins and direct attention toward tank mates.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWater Conditions:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eTemperature:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 22–28°C\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003epH:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 5.5–7.5\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eHardness:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Soft to moderately hard\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eAdditional Notes:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Keep water clean, stable and well filtered. Serpae Tetras are adaptable once settled, but sudden changes in water chemistry should be avoided. They do not require extreme blackwater conditions, but they show well in planted aquariums with subdued lighting, darker décor and good water quality.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eTemperament \u0026amp; Tank Mates:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eAquarium Category:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Semi-Aggressive\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSerpae Tetras are active shoaling fish with a reputation for fin-nipping, especially when kept in small numbers or cramped tanks. In a proper group, most chasing and displaying stays within the shoal, but they should still be matched with suitable tank mates.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGood companions include robust tetras, danios, medium rasboras, peaceful barbs, Cory-type catfish, bristlenose plecs, small peaceful cichlids with care and other active community fish that are not slow or long-finned.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAvoid male bettas, fancy guppies, fancy goldfish, long-finned gouramis, slow angelfish, delicate nano fish and very shy tank mates. Because this is the longfin strain, also avoid known fin-nippers that may damage its extended fins.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFeeding:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSerpae Tetras are easy-feeding omnivores. Offer quality flakes, small granules or micro pellets as the staple diet. Supplement with frozen or live foods such as daphnia, cyclops, brineshrimp, mosquito larvae and small bloodworm. Occasional vegetable-based or spirulina foods can be included for balance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA varied diet helps maintain red colour, condition and natural activity. Feed small portions that are eaten quickly, as they are eager feeders and may become pushy at feeding time.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eBehaviour in the Aquarium:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis species usually swims in the middle and upper areas of the aquarium, moving actively in a loose group. Males may display, chase and spar, especially in mature groups. Some in-group bickering is normal, but persistent fin damage usually points to too few fish, too little space or unsuitable tank mates.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSerpae Tetras are egg scatterers and do not provide parental care. If spawning occurs in a community aquarium, eggs and fry are usually eaten unless a separate breeding setup is used.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCare Notes:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAdd Serpae Tetra Longfins only to a mature, fully cycled aquarium. Keep them in a proper group, provide open swimming space and include plants or shaded areas for security. Choose tank mates carefully, as both the Serpae Tetra’s natural nippiness and the longfin strain’s extended fins need to be considered.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAvoid overcrowding, poor water quality, very small groups and slow long-finned companions. Regular water changes and a varied diet will support colour and fin condition.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRecommended For:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBeginner to intermediate\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eAvailability:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCommon to occasional \/ Captive-bred longfin strain\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eImage Disclaimer:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eAll images are a visual representation of the fish you will receive, made to be as accurate as possible. Natural variation in size, red colour, fin length, fin shape, shoulder mark and markings can occur between individual fish.\u003c\/span\u003e\u003c\/p\u003e","brand":"Warehouse Aquatics","offers":[{"title":"Small","offer_id":43701783134282,"sku":"AG-103322","price":3.45,"currency_code":"GBP","in_stock":false},{"title":"Medium","offer_id":43701783167050,"sku":"AG-103323","price":3.95,"currency_code":"GBP","in_stock":false},{"title":"Large","offer_id":43701783199818,"sku":"AG-103324","price":4.25,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0623\/1877\/2298\/files\/SerpaeTetraLongfin-Hyphessobryconcallstusi.jpg?v=1781427621","url":"https:\/\/warehouse-aquatics.co.uk\/products\/serpae-tetra-longfin-hyphessobrycon-callstusi","provider":"Warehouse Aquatics","version":"1.0","type":"link"}