longneck eel
neck eel
derichthyidae latin

Longneck eels or neck eels are a family, Derichthyidae, of eels.

Derichthyidae (longneck eels)

Longneck eels or neck eels are a family, Derichthyidae, of eels.

Nessorhamphus is a genus of eels in the family Derichthyidae.

Longneck eels or neck eels are a family, Derichthyidae, of eels.

In some classifications (for example, Systema Naturae 2000), this family is split in two, with Derichthyidae containing only the genus Derichthys, and Nessorhamphus being assigned its own family, Nessorhamphidae.