copperfish cop·per·fish a dark seaweed with silvery-white fur, the male of which has plumes of cyanobacteria similar to those of the copperhead "copper

copperfish cop·per·fish a dark seaweed with silvery-white fur, the male of which has plumes of cyanobacteria similar to those of the copperhead "copperfish will hunt bivalve mollusks" This does not sound at all good...