{"product_id":"black-neon-tetra-3-3-5cm","title":"Black Neon Tetra 3-3.5cm","description":"\u003cp\u003e\u003cstrong\u003eBlack Neon Tetra 3-3.5cm\u003c\/strong\u003e are peaceful, schooling tetras with a bold black stripe and bright neon line that really pops in a planted community aquarium. These \u003cstrong\u003eBlack Neon Tetras\u003c\/strong\u003e are around 3–3.5cm and look best kept in a group, making them ideal for peaceful, well‑filtered community tanks.\u003c\/p\u003e\n\u003cdiv id=\"mntl-sc-block_1-0-15\" class=\"comp mntl-sc-block mntl-sc-block-html\"\u003e\n\u003cdiv class=\"mb-1 mt-2 whitespace-pre-line leading-relaxed first:mt-0\" data-sentry-component=\"P\" data-sentry-source-file=\"p.tsx\"\u003eThe \u003cstrong\u003eBlack Neon Tetra 3-3.5cm\u003c\/strong\u003e is a hardy, eye‑catching schooling fish that adds constant movement and colour to a community aquarium. With a deep black horizontal stripe and a glowing neon line above it, the \u003cstrong\u003eBlack Neon Tetra\u003c\/strong\u003e stands out beautifully against plants and darker backgrounds.\u003c\/div\u003e\n\u003cdiv class=\"mb-1 mt-2 whitespace-pre-line leading-relaxed first:mt-0\" data-sentry-component=\"P\" data-sentry-source-file=\"p.tsx\"\u003eAt around 3–3.5cm, these \u003cstrong\u003eBlack Neon Tetra 3-3.5cm\u003c\/strong\u003e are a great size for adding to an established tank. They are peaceful, active and best kept in a shoal, where they feel secure and show their best colour and behaviour.\u003c\/div\u003e\n\u003ch3\u003eAppearance and Size\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSpecies: \u003cstrong\u003eBlack Neon Tetra\u003c\/strong\u003e (Hyphessobrycon herbertaxelrodi)\u003c\/li\u003e\n\u003cli\u003eColour: black horizontal stripe with a bright, neon‑like line above and a subtle orange tint near the eye\u003c\/li\u003e\n\u003cli\u003eSize at sale: approximately \u003cstrong\u003e3–3.5cm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdult size: stays small, ideal for community tanks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"mb-1 mt-2 whitespace-pre-line leading-relaxed first:mt-0\" data-sentry-component=\"P\" data-sentry-source-file=\"p.tsx\"\u003eA group of \u003cstrong\u003eBlack Neon Tetras\u003c\/strong\u003e creates a striking contrast in planted aquariums and looks especially good with darker substrates.\u003c\/div\u003e\n\u003ch3\u003eTank Requirements for Black Neon Tetra 3-3.5cm\u003c\/h3\u003e\n\u003cdiv class=\"mb-1 mt-2 whitespace-pre-line leading-relaxed first:mt-0\" data-sentry-component=\"P\" data-sentry-source-file=\"p.tsx\"\u003e\n\u003cstrong\u003eBlack Neon Tetra 3-3.5cm\u003c\/strong\u003e are small, active schooling fish that appreciate:\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eTank size: from \u003cstrong\u003eat least 2ft+\u003c\/strong\u003e for a small group, larger is better for bigger shoals\u003c\/li\u003e\n\u003cli\u003eDécor: planted tanks with open swimming space and some shaded areas\u003c\/li\u003e\n\u003cli\u003eFiltration: gentle to moderate flow with good biological filtration\u003c\/li\u003e\n\u003cli\u003eSubstrate: sand or fine gravel, with plants, wood and leaf litter for a natural look\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"mb-1 mt-2 whitespace-pre-line leading-relaxed first:mt-0\" data-sentry-component=\"P\" data-sentry-source-file=\"p.tsx\"\u003eKeeping \u003cstrong\u003eBlack Neon Tetras\u003c\/strong\u003e in a group of at least 6–8 (more if space allows) helps reduce stress and encourages natural schooling behaviour.\u003c\/div\u003e\n\u003ch3\u003eWater Parameters (Guide Only)\u003c\/h3\u003e\n\u003cdiv class=\"mb-1 mt-2 whitespace-pre-line leading-relaxed first:mt-0\" data-sentry-component=\"P\" data-sentry-source-file=\"p.tsx\"\u003e\n\u003cstrong\u003eBlack Neon Tetras\u003c\/strong\u003e are relatively hardy and adapt well if changes are slow:\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eTemperature: around \u003cstrong\u003e23–27°C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003epH: roughly \u003cstrong\u003e6.0–7.5\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eHardness: soft to moderately hard water\u003c\/li\u003e\n\u003cli\u003eAmmonia \u0026amp; Nitrite: \u003cstrong\u003e0 ppm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eNitrate: kept low with regular water changes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"mb-1 mt-2 whitespace-pre-line leading-relaxed first:mt-0\" data-sentry-component=\"P\" data-sentry-source-file=\"p.tsx\"\u003eStable, clean water and a mature filter are more important than chasing exact numbers for your \u003cstrong\u003eBlack Neon Tetra 3-3.5cm\u003c\/strong\u003e.\u003c\/div\u003e\n\u003ch3\u003eFeeding Black Neon Tetra\u003c\/h3\u003e\n\u003cdiv class=\"mb-1 mt-2 whitespace-pre-line leading-relaxed first:mt-0\" data-sentry-component=\"P\" data-sentry-source-file=\"p.tsx\"\u003eThe \u003cstrong\u003eBlack Neon Tetra 3-3.5cm\u003c\/strong\u003e is an omnivore and enjoys a varied diet:\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eQuality \u003cstrong\u003emicro pellets or fine flakes\u003c\/strong\u003e designed for small tropical fish\u003c\/li\u003e\n\u003cli\u003eFrozen or live foods such as baby brine shrimp, daphnia and finely chopped bloodworms\u003c\/li\u003e\n\u003cli\u003eOccasional vegetable‑based or spirulina‑rich foods\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"mb-1 mt-2 whitespace-pre-line leading-relaxed first:mt-0\" data-sentry-component=\"P\" data-sentry-source-file=\"p.tsx\"\u003eFeeding small amounts 1–2 times per day keeps your \u003cstrong\u003eBlack Neon Tetras\u003c\/strong\u003e active, colourful and in good condition.\u003c\/div\u003e\n\u003ch3\u003eBehaviour and Tank Mates\u003c\/h3\u003e\n\u003cdiv class=\"mb-1 mt-2 whitespace-pre-line leading-relaxed first:mt-0\" data-sentry-component=\"P\" data-sentry-source-file=\"p.tsx\"\u003e\n\u003cstrong\u003eBlack Neon Tetras\u003c\/strong\u003e are peaceful schooling fish that do very well in community aquariums:\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eBehaviour: active mid‑water swimmers that feel safest in a group\u003c\/li\u003e\n\u003cli\u003eTemperament: peaceful, ideal for calm community setups\u003c\/li\u003e\n\u003cli\u003eBest kept: in shoals of at least 6–8 \u003cstrong\u003eBlack Neon Tetras\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"mb-1 mt-2 whitespace-pre-line leading-relaxed first:mt-0\" data-sentry-component=\"P\" data-sentry-source-file=\"p.tsx\"\u003eSuitable tank mates include other small peaceful tetras, rasboras, Corydoras, small peaceful catfish and dwarf cichlids, as well as many community‑safe invertebrates. Avoid large or aggressive fish that may see \u003cstrong\u003eBlack Neon Tetra 3-3.5cm\u003c\/strong\u003e as food.\u003c\/div\u003e\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAlways introduce \u003cstrong\u003eBlack Neon Tetra 3-3.5cm\u003c\/strong\u003e to a mature, cycled aquarium.\u003c\/li\u003e\n\u003cli\u003eKeep them in groups for best colour, confidence and natural schooling behaviour.\u003c\/li\u003e\n\u003cli\u003eRegular maintenance and good filtration help keep this species healthy long‑term.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Aquarium Haven \u0026 Brisbane Discus","offers":[{"title":"Default Title","offer_id":43689847455832,"sku":"TETRA-BNTET","price":6.5,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0704\/0152\/3800\/files\/Black-Neon-Tetra.webp?v=1769236652","url":"https:\/\/aquariumhaven.com.au\/products\/black-neon-tetra-3-3-5cm","provider":"Aquarium Haven \u0026 Brisbane Discus","version":"1.0","type":"link"}