Identifying a true eel from one of these electric imposters can be done by observing the dorsal fin. True eels have a long dorsal fin that runs down the length of their upper body, while false ...

Dorsal, anal, and caudal fins are single. Mouths ... Other fishes are snake-like, such as the eel, enabling them to move easily between rocks. Other fishes have their own unique shapes.

the morphology of the unknown eel species is distinguished from its congeners in having pre-anal length; dorsal-fin originating before the pectoral-fin insertion; and the bicoloured body with pale ...

Ribbon eels fascinate divers with their bright colors ... Juveniles are black with a yellow dorsal fin, while adult males develop a vibrant blue body with yellow highlights and females are mostly ...

Dorsal, anal, and caudal fins are single. Mouths ... Other fishes are snake-like, such as the eel, enabling them to move easily between rocks. Other fishes have their own unique shapes.