Elasmobranchii (sharks and rays) > Carcharhiniformes
(Ground sharks) > Pentanchidae
Etymology: Galeus: galeos, a small shark or dogfish according to Aristotle and others. (See ETYFish); murinus: Latin for mouse-gray, possibly referring to its mouse-like “uniformly gray” color. (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; depth range 475 - 1200 m. Deep-water; 66°N - 61°N, 28°W - 5°W
Northeast Atlantic: Iceland and Faeroes.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 63.0 cm TL male/unsexed; (Ref. 244)
Found on the continental slopes.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Compagno, L.J.V., 1984. FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 2 - Carcharhiniformes. FAO Fish. Synop. 125(4/2):251-655. Rome: FAO. (Ref. 244)
IUCN Red List Status (Ref. 126983)
Threat to humans
Fisheries: of no interest
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 123201
): 4.3 - 7.3, mean 6.4 °C (based on 18 cells).
Phylogenetic diversity index (Ref. 82804
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00355 (0.00176 - 0.00714), 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
): 4.0 ±0.6 se; based on diet studies.
Resilience (Ref. 120179
): Low, minimum population doubling time 4.5 - 14 years (Fec assumed to be <100).
Fishing Vulnerability (Ref. 59153
): Moderate to high vulnerability (45 of 100).
Nutrients (Ref. 124155
): Calcium = 8.66 [1.53, 54.18] mg/100g; Iron = 0.342 [0.073, 1.155] mg/100g; Protein = 16.9 [13.7, 20.0] %; Omega3 = 0.212 [0.088, 0.512] g/100g; Selenium = 8.62 [2.77, 26.41] μg/100g; VitaminA = 15.8 [3.5, 73.1] μg/100g; Zinc = 0.381 [0.177, 0.726] mg/100g (wet weight);