Rhamphichthyidae
fish family
Quick Summary
The Rhamphichthyidae are a family of knifefishes, which are freshwater fish found in Central and South America. These fish are elongated, flattened, and swim using a long anal fin. They can also produce low-voltage electrical discharges to help them navigate. The Rhamphichthyidae family is one of three families within the suborder Gymnotoidei, though some classifications group all knifefishes into a single family.1
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