Usage examples (36)

• The lower jaw of the haddock is slightly shorter than the upper jaw and the fish has a small single barbel.
• It lacks teeth, lacks the chin barbel, has a non-functional gut, and is dark brown rather than black.
• The female sports small eyes, a chin barbel, and long fang-like teeth, which are used for catching its primary food item - other fishes.
• A useful aid to hygiene is keeping a few predacious fish, such as barbel (Clarias spp.), in each pool to clean up scraps of uneaten food.