The glass knifefish is a transparent, elongated freshwater species found in slow-moving rivers and streams of South America. Its slender, blade-like body can reach 12–16 inches in length and weigh up to 1 pound. It swims gracefully using undulating fin movements and is primarily nocturnal, displaying weak electrical communication for navigation and social interaction. This summary was AI generated
Water type
IUCN Status
Threat to humans
Source: Fishbase
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