Barbels are sensory projections near the nostrils and mouth of some sharks (e.g., the nurse shark

a fleshy tentacle attached to the head of a fish, usually beneath the chin, that is used to gather sensory information.

(n) slender tactile process on the jaws of a fish

Latin, barbellus (the barbed fish); so called from the barbules, or fleshy appendages round the mouth.

A slender, whisker like organ near the mouth. Fish that have barbels include the catfish, the carp, the goatfish, Sturgeon, and some species of shark. Barbels are contain numerous taste buds and are u [..]

A whisker-like sense organ of certain fishes, including catfish and carp. These fish use their barbels to "feel" along the bottom for food.

 A fleshy sensory appendage, often arising from the head or chin area of a fish (e.g., catfish "whiskers").