Answer: remoras

AnswerCrossword Clue
REMORASParasitic ocean fishes.
remorasREMORA, a type of marine fish
REMORASFish with a symbiotic relationship with sharks
REMORASMarine hangers-on
REMORASPilot fish
REMORASSharks' fellow travelers
REMORASShark suckers
REMORASTropical fish.
REMORASFishes.
REMORASFish that attach themselves to sharks.
REMORASFish with sucker-like organs
REMORASFish that cling to others.
REMORASFish that cling to sharks.
REMORASFish that adhere to sharks.
REMORASShark-riding fish
REMORASShark hangers-on
REMORASSharks' "hitchhikers"
REMORASSuckerfish
REMORASSucking fish