The Heterenchelyidae or mud eels are a small family of eels native to the Atlantic, Mediterranean, and eastern Pacific. Heterenchelyids are bottom-dwelling fish adapted to burrowing into soft mud. [1] They have large mouths and no pectoral fins, and …

It is a tropical, marine eel which is known from the eastern central Pacific Ocean, including Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Panama, and Nicaragua. [3]

The swamp eels (also written "swamp-eels") are a family (Synbranchidae) of freshwater eel -like fishes of the tropics and subtropics. [4] Most species are able to breathe air and typically live in marshes, ponds and damp places, sometimes burying themselves in the …

Working with others to conserve, protect and enhance fish, wildlife, plants and their habitats for the continuing benefit of the American people.

Family Moringuidae (spaghetti eels) Anus in posterior half of body, degenerate, burrowing. 2 genera with about 6 species. Tropical Indo-Pacific and western Atlantic.

There are eight species in this family of eels. They are found in the Atlantic, Mediterranean, and eastern Pacific Oceans. The are bottom dwellers and burrow in the mud. They are around 13-60 inches in length and have large mouths, no scales, and no pectoral (side) fins. - …

Nov 6, 2022 · Many swamp eels are found close to freshwater streams, making a living in the mud and between roots. But some have evolved far more specialised, subterranean lifestyles. Some of these eels live in caves while others are found in aquifers deep underground, but a few actually burrow through the soil.

Origin of dorsal fin over gill opening. Lateral line absent. Vertebrae 109-136 in Panturichthys and 141-227 in Pythonichthys. Suggested new common name for this family from Ref. 58418. Greek, heteros = other + Greek, enchelys, -yos = eel ( Ref. 45335).

Family name from Heterenchelys Regan 1912, a junior synonym of Pythonichthys: héteros (Gr. ἕτερος), different, representing a different (i.e., new) family and genus related to but with “important differences” from Moringua (Moringuidae); énchelys (Gr. ἔγχελυς), eel.

Teleostei (teleosts) > Anguilliformes (Eels and morays) > Heterenchelyidae (Mud eels) Etymology: Pythonichthys: Greek, python = the huge serpent or monster slain near Delphi by Apollo in the Greek mithology (1590) Greek, ichthys = fish (Ref. 45335).