{"title":"Tetra \u0026 Rasbora","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eExplore our range of \u003cstrong\u003eTetra \u0026amp; Rasbora for sale\u003c\/strong\u003e at N8 Aquatics. Some of the most popular, vibrant \u003cstrong\u003eschooling fish\u003c\/strong\u003e in the freshwater hobby. \u003cbr\u003e\u003cbr\u003eFrom the iconic \u003cstrong\u003ecardinal tetra\u003c\/strong\u003e and \u003cstrong\u003eneon tetra\u003c\/strong\u003e to colourful rasboras, these peaceful \u003cstrong\u003ecommunity aquarium fish\u003c\/strong\u003e bring colour, movement, and life to any planted or blackwater tank.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eEvery fish is carefully quarantined and conditioned in our Rockhampton fishroom before sale, so it reaches your tank healthy, coloured up, and ready to thrive.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-pre-wrap leading-[1.7]\"\u003eHeld in optimal conditions, fed high-quality diets, and closely monitored before sale. \u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-pre-wrap leading-[1.7]\"\u003e🚚 Shipped Australia-wide with our Dead-on-Arrival Guarantee - free shipping on fish orders over $150. 👉 Limited stock. No holds. First in, best dressed.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eLooking for the perfect schooling fish for your community or blackwater aquarium? Browse our current range of tetras and rasboras below.\u003c\/p\u003e","products":[{"product_id":"cardinal-tetra-xxl-3","title":"Cardinal Tetra XXL (3cm)","description":"\u003ch2 id=\"tinymce_scroll_sign\"\u003eCardinal Tetra: A Vibrant Addition to Your Aquarium\u003c\/h2\u003e\n\u003cp\u003eThe Cardinal Tetra is one of the most iconic freshwater aquarium fish, known for its vibrant neon blue stripe and deep red coloration running the full length of its body. These XXL specimens are larger, more developed fish with stronger colour and presence compared to standard juveniles.\u003c\/p\u003e\n\u003cp\u003eCardinal Tetras are peaceful schooling fish that truly shine when kept in groups, creating stunning movement and colour in planted aquariums.\u003c\/p\u003e\n\u003cp\u003eAt N8 Aquatics, our Cardinals are carefully quarantined and conditioned on high-quality foods, ensuring strong, healthy fish ready for your aquarium.\u003c\/p\u003e\n\u003ch3 style=\"color: #2d5f3f; margin-top: 20px;\"\u003eSpecies Snapshot\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize Sold:\u003c\/strong\u003e 3.5 cm+ (XXL juveniles)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdult Size:\u003c\/strong\u003e 4–5 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTank Size:\u003c\/strong\u003e 60 L minimum (larger recommended)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperament:\u003c\/strong\u003e Peaceful schooling fish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e 24–30°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH:\u003c\/strong\u003e 4.5 – 7.0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifficulty:\u003c\/strong\u003e Moderate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #2d5f3f; margin-top: 20px;\"\u003eKey Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eScientific Name:\u003c\/strong\u003e Paracheirodon axelrodi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommon Name:\u003c\/strong\u003e Cardinal Tetra\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Size:\u003c\/strong\u003e Approximately 3.5 cm+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdult Size:\u003c\/strong\u003e Up to 5 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperament:\u003c\/strong\u003e Peaceful\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifficulty Level:\u003c\/strong\u003e Moderate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #2d5f3f; margin-top: 20px;\"\u003eRecommended Tank Setup\u003c\/h3\u003e\n\u003cp\u003eCardinal Tetras thrive in planted aquariums that replicate soft, natural environments.\u003c\/p\u003e\n\u003cp\u003eRecommended aquascape:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003edense plant coverage\u003c\/li\u003e\n\u003cli\u003edriftwood and leaf litter\u003c\/li\u003e\n\u003cli\u003esubdued lighting\u003c\/li\u003e\n\u003cli\u003edark substrate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThey display best colours in slightly dim environments.\u003c\/p\u003e\n\u003ch3 style=\"color: #2d5f3f; margin-top: 20px;\"\u003eWater Parameters\u003c\/h3\u003e\n\u003cp\u003eCardinals prefer soft, stable water conditions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e 24–30°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH:\u003c\/strong\u003e 4.5 – 7.0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGH:\u003c\/strong\u003e 1 – 8 dGH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Flow:\u003c\/strong\u003e Low to moderate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #2d5f3f; margin-top: 20px;\"\u003eDiet\u003c\/h3\u003e\n\u003cp\u003eCardinal Tetras are omnivores and benefit from a varied diet.\u003c\/p\u003e\n\u003cp\u003eRecommended foods include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003elive brine shrimp (N8 Aquatics recommended)\u003c\/li\u003e\n\u003cli\u003efrozen foods\u003c\/li\u003e\n\u003cli\u003emicro pellets\u003c\/li\u003e\n\u003cli\u003ehigh-quality flakes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #2d5f3f; margin-top: 20px;\"\u003eCompatibility\u003c\/h3\u003e\n\u003cp\u003eSuitable tankmates include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eother small tetras\u003c\/li\u003e\n\u003cli\u003edwarf cichlids\u003c\/li\u003e\n\u003cli\u003eCorydoras\u003c\/li\u003e\n\u003cli\u003epeaceful community fish\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAvoid large or aggressive fish.\u003c\/p\u003e\n\u003ch3 style=\"color: #2d5f3f; margin-top: 20px;\"\u003eBehaviour\u003c\/h3\u003e\n\u003cp\u003eCardinals are active schooling fish that feel most secure in groups of 6 or more. Larger groups create more natural behaviour and stronger colouration.\u003c\/p\u003e\n\u003ch3 style=\"color: #2d5f3f; margin-top: 20px;\"\u003eWhy Buy From N8 Aquatics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eXXL premium-sized fish\u003c\/li\u003e\n\u003cli\u003eCarefully conditioned post-import\u003c\/li\u003e\n\u003cli\u003eStrong, healthy stock\u003c\/li\u003e\n\u003cli\u003eFed high-quality diet including live foods\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #2d5f3f; margin-top: 20px;\"\u003ePickup Information\u003c\/h3\u003e\n\u003cp\u003eN8 Aquatics currently operates as a local pickup-only breeder in Central Queensland.\u003c\/p\u003e\n\u003cp\u003eOrders are collected by appointment after purchase confirmation.\u003c\/p\u003e\n\u003cp\u003ePlease ensure you are able to collect your fish before placing an order.\u003c\/p\u003e\n\u003ch3 style=\"color: #2d5f3f; margin-top: 20px;\"\u003eImportant\u003c\/h3\u003e\n\u003cp\u003eAll livestock sold by N8 Aquatics should be introduced to fully cycled aquariums suitable for the species being kept.\u003c\/p\u003e\n\u003cp\u003ePlease ensure your aquarium setup and tankmates are appropriate before purchasing.\u003c\/p\u003e\n\u003ch3\u003eOverview of the Cardinal Tetra XXL (3cm)\u003c\/h3\u003e\n\u003cp\u003eThe Cardinal Tetra is one of the most recognizable and beloved freshwater fish among aquarium enthusiasts. At a size of 3cm, the Cardinal Tetra XXL stands out with its brilliant red and blue colors, offering an energetic and eye-catching presence in any tank. Known for its peaceful temperament, the Cardinal Tetra makes a perfect choice for community aquariums. This vibrant fish thrives in well-maintained freshwater environments, contributing both visual appeal and lively movement to your aquatic setup.\u003c\/p\u003e\n\u003ch3\u003eCare and Habitat Requirements\u003c\/h3\u003e\n\u003cp\u003eTo maintain the brilliant colors and health of the Cardinal Tetra, it’s important to provide a habitat that mimics its natural environment. These fish prefer soft, slightly acidic water with a temperature range between 23°C and 27°C (73°F to 81°F). Moderate lighting and plenty of plant cover encourage comfortable, natural behavior. Regular water changes and good filtration are essential to keep water quality high, which in turn supports the vibrant colors and overall well-being of the Cardinal Tetra.\u003c\/p\u003e\n\u003ch3\u003eFeeding and Behavior\u003c\/h3\u003e\n\u003cp\u003eCardinal Tetras are omnivorous and thrive on a balanced diet of high-quality flakes, micro pellets, and occasionally live or frozen foods such as brine shrimp or daphnia. They are schooling fish and feel safest in groups of six or more, displaying graceful schooling patterns that enhance tank aesthetics. Their peaceful nature makes them compatible with many other small to medium non-aggressive fish species, contributing to a harmonious community aquarium.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"N8 Aquatics","offers":[{"title":"1 Fish","offer_id":43093347336297,"sku":null,"price":5.99,"currency_code":"AUD","in_stock":true},{"title":"6 Fish Bundle","offer_id":43093347369065,"sku":null,"price":32.0,"currency_code":"AUD","in_stock":true},{"title":"10 Fish Bundle","offer_id":43093347401833,"sku":null,"price":49.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/9520\/1897\/files\/1_97afe45e-a2a0-489b-ae3e-8d836673be9e.jpg?v=1780162967"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/9520\/1897\/collections\/tetra_banner.jpg?v=1780608679","url":"https:\/\/n8aquatics.com\/collections\/tetra-rasbora.oembed","provider":"N8 Aquatics","version":"1.0","type":"link"}