The long tail glass knifefish is a transparent, elongated freshwater species known for its distinctive trailing tail and smooth, ribbon-like form. Found in slow-moving South American rivers, it can reach 16 inches in length and weigh up to 1 pound. It is a graceful, nocturnal swimmer that uses weak electric signals for navigation and communication. This summary was AI generated
Water type
Threat to humans
Source: Fishbase
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