Answer: barbel

AnswerCrossword Clue
BARBELFreshwater fish
BARBELCatfish's "whisker"
BARBELFeeler on a fish.
BARBELEuropean fish
BARBELCatfish sensory organ
barbelslender, external process on the jaw or other part of the head of certain fishes
barbelany of various cyprinoid fishes of the genus Barbus, esp. B. barbus, of European waters