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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
экология
морской донно-пелагический; немигрирующий; пределы глубины 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.
Size / Вес / Возраст
Maturity: Lm ? range ? - ? cm
Max length : 40.0 cm TL самец/пол неопределен; (Ref. 1371); common length : 12.0 cm TL самец/пол неопределен; (Ref. 1371)
Краткое описание
определительные ключи | морфология | морфометрия
колючие лучи спинного плавника (общее число) : 0; колючие лучи анального плавника: 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 | размножение | Spawnings | Egg(s) | Fecundities | личинки
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)
Статус Красного Списка МСОП (Ref. 130435)
Угроза для людей
Harmless
Использование человеком
рыболовство: не имеет хозяйственного значения
дополнительная информация
инструменты
Специальные отчеты
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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).
Trophic level (Ref.
69278): 3.6 ±0.3 se; based on diet studies.
устойчивость к внешним воздействиям (Ref.
120179): средний (среднего размера), минимальное время удвоения популяции 1.4-4.4 года (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);
