Arctic Staghorn Sculpin (Gymnacanthus tricuspis)
Reference work entry
Arctic Staghorn Sculpin (Gymnacanthus tricuspis) – a sea fish of Cottidae family. The body is naked; its length reaches 15–20 cm. The head is wide, covered in the upper part by rugged bony plates which form an original helmet. The back is dark; there are sometimes dark spots on the sides. Dorsal fins are striped. The fish usually inhabits shallow waters of the coastal zone at the depth from 0 to 45 m. It tolerates temperature fluctuations and often can be found in the areas with 0 °C temperatures. It usually digs itself into the sand and sand and silt ground but can be found on the gravel. It becomes sexually mature at the age of 3. The fertility is 2,000–3,500 eggs about 2 mm in diameter. It feeds on little bottom shellfish worms. It inhabits all the seas of the Arctic Ocean. It is not important from the trading point of view.
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