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Gadiformes (Cods) >
Gadidae (Cods and haddocks)
Etymology: Microgadus: Greek, mikros = samll + Latin, gadus = a fish, cod? (Ref. 45335).
More on author: Walbaum.
محیط زیست: محیط زیست / منطقه آب و هوایی / تغييرات عمق / محدوده توزیع
بوم شناسي
دريايي; آب شيرين; لب شور نزديك كف زي; رود کوچ (Ref. 26213); تغييرات عمق 0 - 69 m (Ref. 57178). Temperate; 54°N - 36°N, 76°W - 56°W (Ref. 86798)
Northwest Atlantic: southern Labrador in Canada to Virginia in USA.
اندازه / وزن / سن
بلوغ: Lm ? range ? - ? cm
Max length : 38.1 cm TL جنس نر / بدون خواص جنسي; (Ref. 5951)
خارهاي باله پشتي (کل) : 0; خارهاي باله مخرجي: 0. Body elongated; head small; eyes relatively small. Pelvic fins with a slightly elongated filament. Olive green brown or yellow dorsally, paler ventrally; with dark mottling on sides and fins.
Body shape (shape guide): elongated; Cross section: circular.
Adults are found in coastal, brackish and fresh water, landlocked in several lakes. They feed mostly on small crustaceans, (especially shrimps and amphipods); also worms, small mollusks, squids and fishes (smelt, sticklebacks, striped bass, alewives, shed, herring and sculpins (Ref.. 5951,1371).
چرخه زندگی و رفتار جفتگیری
بلوغ | تولید مثل | تخم ریزی | تخم ها | باروری | توزاد ( لارو)
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)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2025-2 (Global))
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: ارزش تحاري اندك; ماهي ها ي سرگرم كننده: بله
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
تخمینها بر اساس مدلها
دمای ترجیحی (مرجع
123201): 2.7 - 12.6, mean 6.4 °C (based on 144 cells).
شاخص تنوع فیلوژنتیکی (مرجع
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00398 (0.00191 - 0.00831), b=3.13 (2.94 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
سطح تروفیک (مرجع
69278): 3.8 ±0.50 se; based on food items.
جهندگی (مرجع
120179): متوسط, كمينه زمان لازم براي دو برابر شدن جمعيت 4/1 – 4/4 سال (Assuming tm=2-4).
آسیبپذیری ماهیگیری (Ref.
59153): Low to moderate vulnerability (28 of 100).
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آسیبپذیری اقلیمی (Ref.
125649): High to very high vulnerability (75 of 100).
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مواد مغذی (Ref.
124155): Calcium = 48 [26, 98] mg/100g; Iron = 0.354 [0.195, 0.622] mg/100g; Protein = 17.7 [16.4, 19.1] %; Omega3 = 0.414 [0.202, 0.847] g/100g; Selenium = 11.7 [5.8, 26.8] μg/100g; VitaminA = 13.4 [3.7, 47.0] μg/100g; Zinc = 0.656 [0.458, 0.956] mg/100g (wet weight);
