>
Gadiformes (Cods) >
Gaidropsaridae (Rocklings)
Etymology: Gaidropsarus: Greek, ga, ge = the earth + Greek, ydro = water + Greek psaros = speckled, starling (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin benthopélagique; non migrateur; profondeur 80 - 600 m. Temperate; 48°N - 30°N, 18°W - 30°E
Eastern Central Atlantic: western Mediterranean and northern part of central Mediterranean. Also from Spain and Portugal to Morocco and Madeira.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 40.0 cm TL mâle / non sexé; (Ref. 1371); common length : 12.0 cm TL mâle / non sexé; (Ref. 1371)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 0; Épines anales: 0. First dorsal spine followed by a few small fleshy filaments. Two fang-like teeth at the symphysis of the upper jaw.
Found in offshore waters on mud, shell and coral bottoms. Feed on crustaceans. Spawning occurs in February. Occasionally sold in markets.
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: intérêt commercial mineur
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 12.9 - 15, mean 13.9 °C (based on 79 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00490 (0.00256 - 0.00938), b=3.05 (2.88 - 3.22), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Ref.
69278): 3.6 ±0.3 se; based on diet studies.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (30 of 100).
Nutrients (Ref.
124155): Calcium = 30.4 [13.2, 62.0] mg/100g; Iron = 0.272 [0.138, 0.580] mg/100g; Protein = 16.7 [14.9, 18.5] %; Omega3 = 0.421 [0.207, 0.786] g/100g; Selenium = 22 [10, 51] μg/100g; VitaminA = 18.2 [4.1, 80.3] μg/100g; Zinc = 0.576 [0.384, 0.923] mg/100g (wet weight);
