anguillidae

English Thesaurus

1. eels that live in fresh water as adults but return to the sea to spawn (noun.animal)

hypernym	:	fish family,
definition	:	any of various families of fish (noun.animal)

member holonym	:	anguilla, genus anguilla,
definition	:	type genus of the Anguillidae: eels (noun.animal)

member meronym	:	anguilliformes, order anguilliformes, order apodes,
definition	:	elongate fishes with pelvic fins and girdle absent or reduced (noun.animal)