{"product_id":"black-ruby-barb-3-5-4cm","title":"Black Ruby Barb | Pethia nigrofasciata","description":"\u003cp\u003eThe black ruby barb (\u003cem\u003ePethia nigrofasciata\u003c\/em\u003e) is an active Sri Lankan schooling fish. Mature males develop rich ruby-red and dark colouring, while younger fish show contrasting vertical bands. These juveniles measure approximately 3.5–4 cm.\u003c\/p\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eOrigin: Sri Lanka. Adult size: around 6 cm. Keep at least six together so the group can display natural social behaviour.\u003c\/p\u003e\u003ch3\u003eBehaviour\u003c\/h3\u003e\u003cp\u003eActive, sociable and generally peaceful when kept in a proper group. Provide plants and shaded areas around an open swimming space.\u003c\/p\u003e\u003ch3\u003eTank Size\u003c\/h3\u003e\u003cp\u003eChoose a mature aquarium at least 80 cm long for a group; a larger tank offers more swimming room and flexibility with tankmates.\u003c\/p\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eKeep with peaceful fish of similar size that tolerate the same relatively cool tropical conditions. Avoid slow, delicate tankmates if the group is too small or space is restricted.\u003c\/p\u003e\u003ch3\u003eDiet\u003c\/h3\u003e\u003cp\u003eFeed a varied omnivorous diet of quality small pellets or flakes, supplemented with suitable frozen or live foods and some vegetable matter. Offer modest portions that are consumed promptly.\u003c\/p\u003e\u003ch3\u003eCare\u003c\/h3\u003e\u003cp\u003eMaintain clean, well-oxygenated water at approximately 20–26°C; aim for stable mildly acidic to neutral conditions. Test water regularly, keep ammonia and nitrite at zero, and carry out partial water changes. Introduce new fish gradually to avoid sudden changes in temperature or water chemistry.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eLive Animals Are Click and Collect Only.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Petra - Aqua Ltd.","offers":[{"title":"Default Title","offer_id":55193458442567,"sku":"1141257","price":2.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/8821\/4500\/files\/black-ruby-barb-pethia-nigrofasciata.jpg?v=1790610468","url":"https:\/\/www.newlands.ie\/products\/black-ruby-barb-3-5-4cm","provider":"Newlands Garden Centre","version":"1.0","type":"link"}