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Despite the name, the electric eel is a type of knifefish. The Gymnotiformes / dʒ ɪ m ˈ n ɒ t ɪ f ɔːr m iː z / are an order of teleost bony fishes commonly known as Neotropical knifefish or South American knifefish. They have long bodies and swim using undulations of their elongated anal fin.
Sand knifefish are freshwater electric fish of the family Rhamphichthyidae, from freshwater habitats in South America. [1] Just like most part of the members of the Gymnotiformes group, they also have elongated and compressed bodies and electric organs. The long anal fin actually extends from before the pectoral fins to the tip of the tail.
Knifefish may refer to several knife-shaped fishes: The Neotropical or weakly electric knifefishes, order Gymnotiformes, containing five families: Family Gymnotidae (banded knifefishes and the electric eel) Family Rhamphichthyidae (sand knifefishes) Family Hypopomidae (bluntnose knifefishes) Family Sternopygidae (glass and rat-tail knifefishes)
Has Halloween come early? Monstrous deep sea angler fish have washed up on the shores of a park in California
The naked-back knifefishes are a family (Gymnotidae) of knifefishes found only in fresh waters of Central America and South America.All have organs adapted to electroreception.
Scolopendra morsitans was first described by Carl Linnaeus in his book 10th edition of Systema Naturae in 1758 and has since retained its original scientific name. [15] The species was nominated as the type species of the centipede genus Scolopendra in a submission to the International Commission on Zoological Nomenclature in 1955 which was approved two years later.
A so-called "doomsday fish" has washed up on a Southern California beach — typically an extremely rare occurrence, but this is the second time this year it has happened. The rare oarfish found ...
A dead oarfish found along the Southern California coast marks the state's third sighting of the so-called "doomsday fish" this year.. The roughly 10-foot oarfish was discovered on Nov. 6. at a ...