Gudgeon | Freshwater, Cyprinidae, Minnow | Britannica
https://www.britannica.com/animal/gudgeon
WebGudgeon, (species Gobio gobio), common small fish of the carp family, Cyprinidae, found in clear, fresh waters of Europe and northern Asia. A grayish or greenish fish, the gudgeon has a barbel at each corner of its mouth and a row of blackish spots along each side. Rarely exceeding a length of 20.
DA: 26 PA: 8 MOZ Rank: 45