Total body length: 8 to 24 cm, usually between 10 to 20 cm (Ref. 4). Found in the continental shelf and slope (Ref. 94799). Epibenthic (Ref. 87524). Sedentary (Ref. 94799). Inhabits muddy bottoms in which it digs its burrows. Nocturnal and feeds on detritus, crustaceans and worms (Ref. 4). An active predator or scavenger (Ref. 94757). Another isotope data (δ15N=6.26±0.14, n=3, Ref. 106518). Norway lobster females undergo ovary ripening mainly in spring, spawn in summer and autumn, and recovery in winter (Ref. 94749).