{"product_id":"red-laser-tetra-hemigrammus-coeruleus","title":"Red Laser Tetra (Hemigrammus coeruleus)","description":"\u003ch3 data-section-id=\"1e5u0kx\" data-start=\"73\" data-end=\"120\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"77\" data-end=\"120\"\u003eRed Laser Tetra (Hemigrammus coeruleus)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"122\" data-end=\"456\"\u003eThe \u003cstrong data-start=\"126\" data-end=\"145\"\u003eRed Laser Tetra\u003c\/strong\u003e is a rare and eye-catching nano species that stands out with its glowing red lateral stripe that runs clean through the body like a laser beam. Native to the \u003cstrong data-start=\"304\" data-end=\"320\"\u003eAmazon Basin\u003c\/strong\u003e, this species combines subtle transparency with intense coloration, creating a stunning contrast that truly pops under proper lighting.\u003c\/p\u003e\n\u003cp data-start=\"458\" data-end=\"768\"\u003eUnlike many common tetras, \u003cem data-start=\"485\" data-end=\"508\"\u003eHemigrammus coeruleus\u003c\/em\u003e has a more refined and elegant appearance, making it a perfect addition to high-end planted tanks or display aquariums. When kept in groups, their synchronized schooling behavior creates a mesmerizing “laser line” effect as they move through the water column.\u003c\/p\u003e\n\u003cp data-start=\"770\" data-end=\"1060\"\u003ePeaceful and relatively hardy once established, the Red Laser Tetra thrives in stable, well-maintained aquariums with soft, slightly acidic water. Due to its rarity in the hobby, this species is highly sought after by collectors looking for something unique beyond standard tetra varieties.\u003c\/p\u003e\n\u003chr data-start=\"1062\" data-end=\"1065\"\u003e\n\u003ch3 data-section-id=\"18qwdve\" data-start=\"1067\" data-end=\"1092\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1071\" data-end=\"1092\"\u003eTank Requirements\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1093\" data-end=\"1275\"\u003e\n\u003cli data-section-id=\"p1n1hj\" data-start=\"1093\" data-end=\"1130\"\u003e\n\u003cstrong data-start=\"1095\" data-end=\"1117\"\u003eMinimum Tank Size:\u003c\/strong\u003e 20 gallons\u003c\/li\u003e\n\u003cli data-section-id=\"1s317w2\" data-start=\"1131\" data-end=\"1159\"\u003e\n\u003cstrong data-start=\"1133\" data-end=\"1149\"\u003eTemperature:\u003c\/strong\u003e 74–82°F\u003c\/li\u003e\n\u003cli data-section-id=\"i46jlq\" data-start=\"1160\" data-end=\"1179\"\u003e\n\u003cstrong data-start=\"1162\" data-end=\"1169\"\u003epH:\u003c\/strong\u003e 5.5–7.0\u003c\/li\u003e\n\u003cli data-section-id=\"eu6f53\" data-start=\"1180\" data-end=\"1220\"\u003e\n\u003cstrong data-start=\"1182\" data-end=\"1201\"\u003eWater Hardness:\u003c\/strong\u003e Soft to moderate\u003c\/li\u003e\n\u003cli data-section-id=\"v4395s\" data-start=\"1221\" data-end=\"1275\"\u003e\n\u003cstrong data-start=\"1223\" data-end=\"1236\"\u003eLighting:\u003c\/strong\u003e Moderate to high (enhances coloration)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1277\" data-end=\"1280\"\u003e\n\u003ch3 data-section-id=\"12sdk7u\" data-start=\"1282\" data-end=\"1294\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1286\" data-end=\"1294\"\u003eDiet\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1295\" data-end=\"1339\"\u003eOmnivorous\u003cbr data-start=\"1305\" data-end=\"1308\"\u003eWill accept a variety of foods:\u003c\/p\u003e\n\u003cul data-start=\"1340\" data-end=\"1441\"\u003e\n\u003cli data-section-id=\"kr8crv\" data-start=\"1340\" data-end=\"1370\"\u003eHigh-quality micro pellets\u003c\/li\u003e\n\u003cli data-section-id=\"1spsr73\" data-start=\"1371\" data-end=\"1385\"\u003eFlake food\u003c\/li\u003e\n\u003cli data-section-id=\"l40yo\" data-start=\"1386\" data-end=\"1441\"\u003eFrozen foods (daphnia, baby brine shrimp, bloodworms)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1443\" data-end=\"1446\"\u003e\n\u003ch3 data-section-id=\"swpufs\" data-start=\"1448\" data-end=\"1466\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1452\" data-end=\"1466\"\u003eTank Mates\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1467\" data-end=\"1583\"\u003e\n\u003cli data-section-id=\"1ducele\" data-start=\"1467\" data-end=\"1494\"\u003ePeaceful community fish\u003c\/li\u003e\n\u003cli data-section-id=\"gzafri\" data-start=\"1495\" data-end=\"1543\"\u003eOther small tetras, rasboras, dwarf cichlids\u003c\/li\u003e\n\u003cli data-section-id=\"sn7ubt\" data-start=\"1544\" data-end=\"1583\"\u003eAvoid large or aggressive predators\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1585\" data-end=\"1588\"\u003e\n\u003ch3 data-section-id=\"1546rao\" data-start=\"1590\" data-end=\"1619\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1594\" data-end=\"1619\"\u003eWhy We Love This Fish\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1620\" data-end=\"1767\"\u003e\n\u003cli data-section-id=\"1j7dlz1\" data-start=\"1620\" data-end=\"1655\"\u003eRare and uncommon tetra species\u003c\/li\u003e\n\u003cli data-section-id=\"1ha6cxq\" data-start=\"1656\" data-end=\"1690\"\u003eBright “laser-like” red stripe\u003c\/li\u003e\n\u003cli data-section-id=\"1nicsch\" data-start=\"1691\" data-end=\"1723\"\u003eBeautiful schooling behavior\u003c\/li\u003e\n\u003cli data-section-id=\"1uo734e\" data-start=\"1724\" data-end=\"1767\"\u003ePerfect for planted and aquascape tanks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1769\" data-end=\"1772\"\u003e\n\u003cp data-start=\"1774\" data-end=\"1951\"\u003eThe \u003cstrong data-start=\"1778\" data-end=\"1797\"\u003eRed Laser Tetra\u003c\/strong\u003e is a perfect choice for hobbyists looking to elevate their aquarium with a rare, vibrant schooling fish that brings both movement and color to any setup.\u003c\/p\u003e","brand":"vendor-unknown","offers":[{"title":"1.25 - 1.5 inches","offer_id":46052906401988,"sku":null,"price":12.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5286\/6500\/files\/ChatGPT_Image_Apr_19_2026_11_14_49_PM.png?v=1776654962","url":"https:\/\/www.predatoryfins.com\/products\/red-laser-tetra-hemigrammus-coeruleus","provider":"Predatory Fins","version":"1.0","type":"link"}