Gradually the whale became a porpoise, and the porpoise became a gudgeon.

The fish commonly caught are mullet, perch, barbel, gudgeon, bream, and chub.

Not enough, sir, to catch the merest fresh-water gudgeon that swims.

The kinds most common are barbel, carp, dace, bleak, and gudgeon.

She had caught him like a fisherman hooks a gudgeon.