Actinopterygii (ray-finned fishes) > Gadiformes
(Cods) > Gadidae
(Cods and haddocks)
Etymology: Theragra: Greek, theragros, -os, -on = good for hunting (Ref. 45335).
This species is a synonym Gadus chalcogrammus Pallas, 1814 in Eschmeyer (CofF ver. Feb 2014: Ref. 94891). More studies are needed for a complete revision of all genera of Gadidae.
Environment / Climate / Range
Marine; benthopelagic. Polar, preferred ?; 72°N - 69°N, 21°E - 32°E
Northeast Atlantic: northern tip of Norway and Russia (Barents Sea).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 50.0 cm TL male/unsexed; (Ref. 1371)
spines: 0. Dorsal fins widely separated. Blue dorsally, grading to pale silver-white ventrally, with mottling on back and upper sides.
A rare species probably occurring in midwater.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Oviparous, sexes are separate (Ref. 205).
Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990. FAO species catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10). Rome: FAO. 442 p. (Ref. 1371)
IUCN Red List Status (Ref. 109396)
CITES (Ref. 94142)
Threat to humans
Fisheries: of no interest
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00380 (0.00186 - 0.00779), b=3.14 (2.95 - 3.33), based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.9 ±0.3 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate to high vulnerability (46 of 100) .