- sandfish - either of two small silvery scaleless fishes of the northern Pacific that burrow into sand
--1 is a kind of percoid fish, percoid, percoidean
--1 is a member of Trichodontidae, family Trichodontidae- beaked salmon, sandfish, Gonorhynchus gonorhynchus - fish of sandy areas of western Pacific and Indian oceans having an angular snout for burrowing into sand
--2 is a kind of soft-finned fish, malacopterygian
--2 is a member of Gonorhynchus, genus Gonorhynchus - beaked salmon, sandfish, Gonorhynchus gonorhynchus - fish of sandy areas of western Pacific and Indian oceans having an angular snout for burrowing into sand