Actinopterygii (ray-finned fishes) > Gadiformes
(Cods) > Lotidae
(Hakes and burbots)
Etymology: Gaidropsarus: Greek, ga, ge = the earth + Greek, ydro = water + Greek psaros = speckled, starling (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; non-migratory; depth range 150 - 2260 m (Ref. 58426), usually 400 - ? m (Ref. 9985). Deep-water; 76°N - 40°N, 71°W - 31°E
North Atlantic: Nunavut, off southeastern coasts of Greenland, all but southern coast of Iceland, the Faroe-Shetland ridge to Norwegian coasts north from Bergen.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 35.0 cm SL male/unsexed; (Ref. 35388)
Epibenthic (Ref. 58426). Found offshore in deep water, always on soft bottoms of gravel, sand, mud, shells, and stones. Occurs in water temperatures close to or below 0°C. Feeds on decapod, amphipod, and euphausiid crustaceans, sometimes fishes are included in the diet (Ref. 9985).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Svetovidov, A.N., 1986. Review of the three-bearded rocklings of the genus Gaidropsaurus Rafinesque, 1810 (Gadidae) with description of a new species. J. Ichthyol. 26(1)114-135. (Ref. 9985)
IUCN Red List Status (Ref. 120744)
CITES (Ref. 115941)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): -0.6 - 9.6, mean 4.1 (based on 279 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00427 (0.00195 - 0.00931), b=3.09 (2.91 - 3.27), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.4 ±0.3 se; Based on diet studies.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate vulnerability (42 of 100) .