{"product_id":"small-tropical-fish-tank-for-sale-uk-swordtail-characin-corynopoma-riisei-2061","title":"Swordtail Characin (Corynopoma riisei) — \u003e 3cm","description":"\u003ch2\u003eOverview of Swordtail Characin\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003esmall tropical fish tank\u003c\/strong\u003e, scientifically known as \u003cem\u003eCorynopoma riisei\u003c\/em\u003e, a peaceful, active south american characin with a distinctive sword-like tail extension and lively schooling behavior.. Corynopoma is a monospecific genus of freshwater ray-finned fish belonging to the family Stevardiidae. The only species in the genus is Corynopoma riisei, the sword-tail characin, a species of characi\u003c\/p\u003e\n\u003cp\u003eNative to Freshwaters of Colombia, Trinidad and Tobago, and Venezuela, this moderate-care species belongs to the Stevardiidae family and has earned a loyal following among UK aquarists for its unique characteristics and manageable requirements.\u003c\/p\u003e\n\u003cdiv class=\"info-box\"\u003e\n\u003ch3\u003eQuick Facts\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eScientific Name:\u003c\/strong\u003e \u003cem\u003eCorynopoma riisei\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFamily:\u003c\/strong\u003e Stevardiidae\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdult Size:\u003c\/strong\u003e 5 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Tank:\u003c\/strong\u003e 75 litres\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCare Level:\u003c\/strong\u003e Moderate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperament:\u003c\/strong\u003e Peaceful\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch2\u003eAppearance and Distinguishing Features\u003c\/h2\u003e\n\u003cp\u003eThe Swordtail Characin reaches an adult size of approximately 5 cm and displays coloration that varies with mood, diet, and water conditions. Peaceful by nature, this species makes an interesting addition to appropriately stocked aquariums.\u003c\/p\u003e\n\u003cp\u003eAt Tropical Fish Co, we select only the healthiest specimens with vibrant coloration and active behavior, ensuring you receive premium quality fish for your aquarium.\u003c\/p\u003e\n\u003ch2\u003eNatural Habitat and Origin\u003c\/h2\u003e\n\u003cp\u003eIn the wild, \u003cem\u003eCorynopoma riisei\u003c\/em\u003e inhabits freshwaters of colombia, trinidad and tobago, and venezuela. Understanding their natural environment helps us replicate optimal conditions in the home aquarium.\u003c\/p\u003e\n\u003cp\u003eThe natural habitat features specific water chemistry and environmental conditions that we carefully replicate in captive care for optimal health and longevity.\u003c\/p\u003e\n\u003ch2\u003eAquarium Setup and Requirements\u003c\/h2\u003e\n\u003cp\u003eA minimum tank size of \u003cstrong\u003e75 litres\u003c\/strong\u003e is essential for housing Swordtail Characin. Larger aquariums provide more stable water chemistry and greater swimming space, both critical for long-term health.\u003c\/p\u003e\n\u003cp\u003eProvide appropriate hiding places, suitable substrate, and decorations that match their natural habitat preferences. Good filtration and stable water parameters are essential for all freshwater species.\u003c\/p\u003e\n\u003cp\u003eInvest in quality filtration capable of turning over the tank volume 4-6 times per hour, and perform regular 25-30% water changes weekly to maintain pristine conditions.\u003c\/p\u003e\n\u003cdiv class=\"tip-box\"\u003e\n\u003ch3\u003eExpert Tip\u003c\/h3\u003e\n\u003cp\u003eAlways keep Swordtail Characin in groups of 6+ individuals. Smaller groups cause stress, faded colors, and abnormal behavior. Larger schools create spectacular displays!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eWater Parameters and Chemistry\u003c\/h2\u003e\n\u003cp\u003eMaintaining correct water parameters is crucial for the health of Swordtail Characin:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e 22-28C\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\u003eHardness:\u003c\/strong\u003e See species-specific requirements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmmonia\/Nitrite:\u003c\/strong\u003e 0 ppm (zero tolerance)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNitrate:\u003c\/strong\u003e Below 20 ppm ideally\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis species prefers soft, acidic water. Use RO water remineralized to appropriate GH\/KH, add Indian almond leaves or alder cones for tannins, and avoid calcareous decorations that raise pH.\u003c\/p\u003e\n\u003cp\u003eInvest in quality test kits and check parameters weekly. Stability is more important than hitting exact numbers - avoid sudden changes that stress fish.\u003c\/p\u003e\n\u003ch2\u003eFeeding and Nutrition\u003c\/h2\u003e\n\u003cp\u003eAs a omnivore, Swordtail Characin requires a carefully balanced diet to maintain optimal health and coloration.\u003c\/p\u003e\n\u003cp\u003eA varied small-frozen and live food diet such as daphnia, brine shrimp, mosquito larvae, and quality micro-pellets\/flakes; will also accept some plant-based matter.\u003c\/p\u003e\n\u003cp\u003eVary the diet between quality flakes\/pellets, frozen foods (bloodworms, daphnia, brine shrimp), and occasional fresh vegetables. Nutritional variety promotes vibrant colors, strong immunity, and natural behavior.\u003c\/p\u003e\n\u003cp\u003eRemove uneaten food after 3-5 minutes to prevent water quality degradation. A single weekly fasting day can benefit digestion and overall health.\u003c\/p\u003e\n\u003ch2\u003eBehaviour and Temperament\u003c\/h2\u003e\n\u003cp\u003eThe Swordtail Characin is classified as \u003cstrong\u003epeaceful\u003c\/strong\u003e, though individual personality can vary with age, tank size, and stocking density.\u003c\/p\u003e\n\u003cp\u003eThis peaceful species thrives in community setups with similarly sized, non-aggressive tankmates. Calm demeanor and gentle nature make it ideal for planted aquariums.\u003c\/p\u003e\n\u003cp\u003eBest kept in a planted, well-filtered aquarium with open swimming space and a secure lid; they are active and may jump. Maintain excellent water quality and keep them in a proper group, as they are...\u003c\/p\u003e\n\u003ch2\u003eCompatible Tank Mates\u003c\/h2\u003e\n\u003cp\u003eChoose tankmates carefully to ensure a harmonious community aquarium:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible species include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSmall peaceful tetras\u003c\/li\u003e\n\u003cli\u003eRasboras\u003c\/li\u003e\n\u003cli\u003eCorydoras catfish\u003c\/li\u003e\n\u003cli\u003eOther non-aggressive community fish of similar size\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAvoid housing with:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLarge predatory fish\u003c\/li\u003e\n\u003cli\u003eFin-nippers\u003c\/li\u003e\n\u003cli\u003eAggressive cichlids\u003c\/li\u003e\n\u003cli\u003eVery boisterous species\u003c\/li\u003e\n\u003cli\u003eAny fish large enough to eat them\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlways research specific compatibility and introduce new fish gradually, monitoring behavior closely during the first few weeks.\u003c\/p\u003e\n\u003ch2\u003eBreeding and Reproduction\u003c\/h2\u003e\n\u003cp\u003eCan be bred in captivity in a well-conditioned group or pair setup with clean, soft to moderately hard water and fine-leaved plants or spawning mops. Males perform courtship displays; eggs are...\u003c\/p\u003e\n\u003ch2\u003eWhy Buy Swordtail Characin from Tropical Fish Co UK\u003c\/h2\u003e\n\u003cp\u003eWhen you choose Tropical Fish Co for your small tropical fish tank purchase, you benefit from:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Quality:\u003c\/strong\u003e Every fish is quarantined, health-checked, and feeding well before dispatch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpert Selection:\u003c\/strong\u003e We hand-pick active, vibrant specimens with excellent coloration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafe Delivery:\u003c\/strong\u003e Specialist courier service with heat packs and double-bagged packaging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive Arrival Guarantee:\u003c\/strong\u003e We stand behind every shipment with our comprehensive guarantee\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOngoing Support:\u003c\/strong\u003e Expert care advice available whenever you need it\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWith decades of combined experience in the UK aquarium trade, we understand what makes healthy, thriving fish. Our Swordtail Characin specimens are among the finest small tropical fish tank available online today.\u003c\/p\u003e\n\u003cp\u003eOrder with confidence knowing you're purchasing from a trusted UK specialist. We're passionate about connecting aquarists with exceptional fish for sale UK wide.\u003c\/p\u003e","brand":"Tropical Fish Co","offers":[{"title":"Default Title","offer_id":57427498893647,"sku":"2061","price":2.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/1408\/6735\/files\/swordtail-characin-corynopoma-riisei-3cm-hero-driftwood-2061_377fa519-6817-41c6-bfca-b2d1cd2aefd8.webp?v=1776549078","url":"https:\/\/tropical-fish-co.myshopify.com\/products\/small-tropical-fish-tank-for-sale-uk-swordtail-characin-corynopoma-riisei-2061","provider":"Tropical Fish Co","version":"1.0","type":"link"}