Fourhorned sculpin
D-Vierhörniger Seeskorpion; GB-Fourhorn sculpin; DK-Hornulk; PL-Kur rogacz; LT-Ragys; LV-Cetrragu buļļzivs; EST-Merihärg; RU-Четырёхрогий керчак; FIN-Härkäsimppu; S-Hornsimpa
Characters
1) Four yellow-greyish horns on the head.
2) Second dorsal fin larger than first one.
3) Uniform greenish or brown-greyish colouration without light spots and stripes.
Usually 15 to 25 cm, maximum up to 37 cm length.
Similar species
Bull-rout - without horns on head.
Longspines sea-scorpion - without horns on head.