{"product_id":"penguin-tetra-thayeria-boehlkei","title":"Penguin Tetra — Blackline Penguinfish (Thayeria boehlkei)","description":"\u003cp\u003eThe Blackline Penguinfish (\u003cem\u003eThayeria boehlkei\u003c\/em\u003e), also known as the Penguin Tetra, is a unique schooling fish named for its distinctive head-up swimming posture. Originating from the Amazon basin in Brazil, this peaceful species is rated as easy care and can live up to 5 years.\u003c\/p\u003e\n\u003ch2\u003eCare at a Glance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eScientific Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eThayeria boehlkei\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFamily\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCharacidae\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSouth America (Brazil, Amazon)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCare Level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEasy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperament\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePeaceful\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAdult Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMinimum Tank Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e80 litres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22–26°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003epH Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.0–7.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWater Hardness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5–15 dGH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiet\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlakes, micro pellets, small live foods\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLifespan\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTank Region\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMiddle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGroup Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6+ (schooling)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOrigin \u0026amp; Natural Habitat\u003c\/h2\u003e\n\u003cp\u003eThe Blackline Penguinfish is endemic to the Amazon River basin and Araguaia River in Peru and Brazil. In the wild, they inhabit slow-moving waters among vegetation. Their distinctive angled swimming posture and bold black stripe make them instantly recognisable.\u003c\/p\u003e\n\u003ch2\u003eTank Setup \u0026amp; Water Parameters\u003c\/h2\u003e\n\u003cp\u003eProvide a minimum of 80 litres with gentle filtration and well-oxygenated water. Adults reach approximately 8 cm. Maintain water temperature between 22–26°C with a pH of 6.0–7.5 and hardness of 5–15 dGH. They appreciate some water flow.\u003c\/p\u003e\n\u003ch2\u003eFeeding Guide\u003c\/h2\u003e\n\u003cp\u003eThe Blackline Penguinfish is an omnivore. Offer quality flakes, micro pellets, and small live or frozen foods such as daphnia and brine shrimp. They are unfussy eaters. Feed small amounts twice daily.\u003c\/p\u003e\n\u003ch2\u003eCompatible Tank Mates\u003c\/h2\u003e\n\u003cp\u003eGood companions include other tetras, corydoras, rasboras, and dwarf cichlids. Avoid large aggressive fish. You might also consider species such as \u003ca href=\"\/products\/tropical-fish-uk\"\u003eRoyal Tetras\u003c\/a\u003e, \u003ca href=\"\/products\/tropical-fish-uk\"\u003eRed Phantom Tetras\u003c\/a\u003e, and \u003ca href=\"\/products\/tropical-fish-uk\"\u003eRed Golden Pencilfish\u003c\/a\u003e from our collection.\u003c\/p\u003e\n\u003ch2\u003eWhy Buy from Tropical Fish Co?\u003c\/h2\u003e\n\u003cp\u003eAt Tropical Fish Co, every fish is carefully selected and shipped with care across the UK. We offer live arrival guarantee, expert advice, and competitive prices. Order your Blackline Penguinfish today and enjoy next-day delivery to your door.\u003c\/p\u003e","brand":"Tropical Fish Co","offers":[{"title":"3-3.5 cm","offer_id":57445955895631,"sku":"2432","price":2.99,"currency_code":"GBP","in_stock":true},{"title":"3.8-4.5 cm","offer_id":57560368939343,"sku":"2438","price":4.99,"currency_code":"GBP","in_stock":true},{"title":"XXL","offer_id":57560368972111,"sku":"2439","price":5.99,"currency_code":"GBP","in_stock":false},{"title":"1-2 cm","offer_id":57560369004879,"sku":"S431","price":2.99,"currency_code":"GBP","in_stock":false},{"title":"2-3 cm","offer_id":57560369037647,"sku":"2431","price":3.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/1408\/6735\/files\/tropical-fish-uk-x-blackline-penguinfish-hero-driftwood-s431.webp?v=1776554904","url":"https:\/\/tropical-fish-co.myshopify.com\/products\/penguin-tetra-thayeria-boehlkei","provider":"Tropical Fish Co","version":"1.0","type":"link"}