{"product_id":"rummynose-tetra-petitella-bleheri","title":"Rummynose Tetra - Petitella bleheri","description":"\u003ch1\u003e\n\u003cspan\u003eRummynose Tetra – \u003c\/span\u003e\u003cem\u003e\u003cspan\u003ePetitella bleheri\u003c\/span\u003e\u003c\/em\u003e\n\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eRummynose Tetra\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a classic South American shoaling fish with a bright red head, silver body and striking black-and-white tail pattern. Correctly listed as \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePetitella bleheri\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, but still widely sold under the older name \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHemigrammus bleheri\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this is one of the best schooling tetras for peaceful planted aquariums. Its red head colour is also a useful indicator of condition, often becoming paler if the fish is stressed, newly introduced or kept in poor water quality.\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 Rummynose Tetra\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eOther Names:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Rummy Nose Tetra, Bleher’s Rummynose Tetra, Brilliant Rummynose Tetra, Firehead Tetra, Red Nose 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\u003ePetitella bleheri\u003c\/span\u003e\u003c\/em\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eOlder \/ Trade Name:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e\u003cspan\u003eHemigrammus bleheri\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\u003cem\u003e\u003cspan\u003ePetitella bleheri\u003c\/span\u003e\u003c\/em\u003e\u003cspan\u003e is native to South America, particularly the Rio Negro basin in Brazil and the Rio Meta drainage in Colombia. These habitats are typically soft, acidic and often stained with tannins from leaf litter, wood and flooded forest material.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIn the aquarium, Rummynose Tetras do best in mature, stable setups with clean water, plant cover, shaded areas and open swimming room. They are especially well suited to planted aquariums, blackwater-inspired displays and peaceful Amazon-style communities.\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\u003eRummynose Tetras have a slender silver to translucent body, a bright red head and a bold black-and-white barred tail. In \u003c\/span\u003e\u003cem\u003e\u003cspan\u003ePetitella bleheri\u003c\/span\u003e\u003c\/em\u003e\u003cspan\u003e, the red colour usually spreads farther back across the head and towards the shoulder than in some other rummy nose species. Healthy, settled fish show the strongest red colour.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAdults usually reach around \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.5–4.5 cm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Females are often slightly fuller-bodied than males, especially when mature, but sexing is not always obvious in shop conditions.\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 an excellent peaceful shoaling fish for mature tropical community aquariums. Rummynose Tetras are active swimmers and look best in larger groups, where they move together in a more coordinated school than many other small tetras. They suit planted layouts with open front swimming space, darker décor and gentle to moderate flow.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThey are not suitable for new aquariums, aggressive communities, hard-water livebearer setups, large predators or very boisterous tank mates that may outcompete or stress them.\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 preferred for bigger shoals and more natural schooling 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 strongly preferred. Larger groups are more confident, show better colour and display more natural movement.\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 Rummynose Tetras prefer soft, acidic water and are sensitive to poor water quality. Captive-bred or well-acclimatised fish may adapt to moderately hard water, but they should not be exposed to sudden changes. Keep ammonia and nitrite at zero, nitrate low and water conditions stable.\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 Community Fish\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRummynose Tetras are peaceful community fish. Suitable tank mates include Cardinal Tetras, Neon Tetras, Ember Tetras, peaceful pencilfish, small rasboras, dwarf cichlids, Cory-type catfish, Otocinclus, small peaceful plecs and other calm fish that enjoy similar water conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAvoid aggressive cichlids, fin-nipping barbs, large predators, very hard-water livebearers and fast, boisterous species that may outcompete them. They should not be kept singly, in pairs or in very small groups, as this makes them nervous and reduces schooling behaviour.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFeeding:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRummynose Tetras are easy-feeding omnivores once settled. Offer quality fine flakes, micro pellets or small soft granules as the staple diet. Supplement with frozen or live foods such as daphnia, cyclops, brineshrimp, mosquito larvae and small bloodworm.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFeed small portions that are eaten quickly. A varied diet helps maintain the red head colour, clear body condition and active schooling behaviour.\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 is famous for its tight schooling behaviour. A settled group will often move together through the middle levels of the aquarium, especially in open planted layouts. They are peaceful and rarely cause problems with tank mates, but they can become shy if kept in too small a group or with intimidating fish.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eRummynose 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 Rummynose Tetras only to a mature, fully cycled aquarium. They are more sensitive to water-quality issues than some hardier tetras, so careful acclimation, regular water changes and stable conditions are important. Their red head colour can fade temporarily during transport, stress or poor conditions, then return once the fish are settled and healthy.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUse plants, wood and shaded areas for security, but leave open swimming space for the shoal. Avoid sudden changes in temperature, pH or hardness.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRecommended For:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIntermediate\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 \/ Often captive-bred or farmed, with imports also seen\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 head colour, body clarity, tail pattern and markings can occur between individual fish.\u003c\/span\u003e\u003c\/p\u003e","brand":"Warehouse Aquatics","offers":[{"title":"Small","offer_id":43701842247754,"sku":"AG-103325","price":1.45,"currency_code":"GBP","in_stock":false},{"title":"Medium","offer_id":43701842280522,"sku":"AG-103326","price":1.95,"currency_code":"GBP","in_stock":false},{"title":"Large","offer_id":43701842313290,"sku":"AG-103327","price":2.45,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0623\/1877\/2298\/files\/RummynoseTetra-Petitellableheri.jpg?v=1781428815","url":"https:\/\/warehouse-aquatics.co.uk\/products\/rummynose-tetra-petitella-bleheri","provider":"Warehouse Aquatics","version":"1.0","type":"link"}