{"product_id":"brauner-messerfisch-apteronotus-leptorhynchus","title":"Brown Knifefish – Apteronotus leptorhynchus | Wild-caught | Peaceful, electric fish from South America","description":"\u003cp data-start=\"384\" data-end=\"763\"\u003eThe Brown Knifefish (\u003cem data-start=\"431\" data-end=\"458\"\u003eApteronotus leptorhynchus\u003c\/em\u003e) is an elegant, fascinating freshwater fish from South America that immediately catches the eye with its snake-like body and gliding swimming style. This species uses weak electrical fields for orientation and communication – a unique behavior that makes them particularly interesting.\u003c\/p\u003e\n\u003cp data-start=\"765\" data-end=\"1153\"\u003eIn nature, \u003cem data-start=\"783\" data-end=\"810\"\u003eApteronotus leptorhynchus\u003c\/em\u003e lives in the calm, overgrown areas of the Amazon basin. There, it moves silently between roots and plants. In the aquarium, it is mostly crepuscular to nocturnal, peaceful, and extremely intelligent. With its calm demeanor and unusual swimming behavior, it is a real eye-catcher for any South America-themed aquarium.\u003c\/p\u003e\n\u003cp data-start=\"1155\" data-end=\"1560\"\u003e🌿 \u003cstrong data-start=\"1158\" data-end=\"1186\"\u003eCharacteristics \u0026amp; Care:\u003c\/strong\u003e\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e🐟 \u003cstrong data-start=\"1192\" data-end=\"1207\"\u003eFish size:\u003c\/strong\u003e L (approx. 10–14 cm, juvenile)\u003cbr data-start=\"1234\" data-end=\"1237\"\u003e🌍 \u003cstrong data-start=\"1240\" data-end=\"1253\"\u003eOrigin:\u003c\/strong\u003e South America (Amazon, Orinoco system) – \u003cstrong data-start=\"1295\" data-end=\"1307\"\u003eWild caught\u003c\/strong\u003e\u003cbr data-start=\"1307\" data-end=\"1310\"\u003e🌡️ \u003cstrong data-start=\"1314\" data-end=\"1329\"\u003eTemperature:\u003c\/strong\u003e 25–30 °C\u003cbr data-start=\"1338\" data-end=\"1341\"\u003e💧 \u003cstrong data-start=\"1344\" data-end=\"1356\"\u003epH value:\u003c\/strong\u003e 6.0–7.5\u003cbr data-start=\"1364\" data-end=\"1367\"\u003e⚖️ \u003cstrong data-start=\"1370\" data-end=\"1386\"\u003eTotal hardness:\u003c\/strong\u003e up to 15 °dGH\u003cbr data-start=\"1398\" data-end=\"1401\" data-is-only-node=\"\"\u003e🐠 \u003cstrong data-start=\"1404\" data-end=\"1424\"\u003eSocial behavior:\u003c\/strong\u003e Peaceful, territorial towards conspecifics\u003cbr data-start=\"1469\" data-end=\"1472\"\u003e🏞️ \u003cstrong data-start=\"1476\" data-end=\"1489\"\u003eAquarium:\u003c\/strong\u003e from 300 l with fine sand, many hiding places \u0026amp; subdued lighting\u003c\/p\u003e\n\u003cp data-start=\"1562\" data-end=\"1849\"\u003e🍽️ \u003cstrong data-start=\"1566\" data-end=\"1580\"\u003eFeeding:\u003c\/strong\u003e\u003cbr data-start=\"1580\" data-end=\"1583\"\u003eThe Brown Knifefish prefers frozen and live food such as Artemia, mosquito larvae, krill, or Tubifex. High-quality, fine granules are also occasionally accepted. A varied, protein-rich diet promotes health, growth, and vibrant colors.\u003c\/p\u003e\n\u003cp data-start=\"1851\" data-end=\"2107\"\u003e💡 \u003cstrong data-start=\"1854\" data-end=\"1863\"\u003eTip:\u003c\/strong\u003e\u003cbr data-start=\"1863\" data-end=\"1866\"\u003e\u003cem data-start=\"1866\" data-end=\"1893\"\u003eApteronotus leptorhynchus\u003c\/em\u003e requires calm tank mates and soft, oxygen-rich water. It should never be kept with overly dominant fish. Dimly lit tanks with plants, roots, and caves are ideal.\u003c\/p\u003e\n\u003cp data-start=\"2109\" data-end=\"2334\"\u003e👉 \u003cstrong data-start=\"2112\" data-end=\"2122\"\u003eConclusion:\u003c\/strong\u003e\u003cbr data-start=\"2122\" data-end=\"2125\"\u003eThe Brown Knifefish (\u003cem data-start=\"2149\" data-end=\"2176\"\u003eApteronotus leptorhynchus\u003c\/em\u003e) is a peaceful, elegant, and intelligent fish with an electrical sense of orientation – an extraordinary inhabitant for tranquil South American aquariums.\u003c\/p\u003e","brand":"AquariumAquaristik","offers":[{"title":"Default Title","offer_id":53562749059405,"sku":null,"price":19.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0960\/5755\/7325\/files\/44873_0580d6777e5a9f1f99e6be25946d3967.jpg?v=1773958368","url":"https:\/\/aquaexotica.de\/en\/products\/brauner-messerfisch-apteronotus-leptorhynchus","provider":"AquaExotica","version":"1.0","type":"link"}