Taxonomic Remarks
Some information are attached to E. jacksoniensis Macleay, 1878, a synonym of Etrumeus (Ref. 93002).
البيئة: الوسط / المنطقة المناخية / نطاق العمق / نطاق التوزيع
البيئة
بحري pelagic-neritic; محيطية (Ref. 51243); نطاق العمق 0 - 125 m (Ref. 96339). Subtropical
Restricted to the northwestern Atlantic: from the Bay of Fundy to the Gulf of Mexico.
الطول عند النضج الأول / الحجم / وزن / العمر
النضج: Lm 17.0  range ? - ? cm
Max length : 33.0 cm TL ذكر/ مختلط الجنس; (Ref. 56557); common length : 25.0 cm TL ذكر/ مختلط الجنس; (Ref. 56557)
الأشواك الظهرية (المجموع) : 0; الأشعة الظهرية الناعمة (المجموع) : 15 - 18; شوكة شرجية: 0; أشعه شرجية لينه: 10 - 13. Some variation in body depth and certain meristic characters; without pre- and post-pelvic scutes; W-shaped pelvic scute; pelvic fins less advanced. Distinguished from E. whiteheadi of southern African waters by having fewer anal fin rays and the pelvic fin base about 1/3 eye diameter. Isthmus with lateral flanges or shoulders (Ref. 188). Silvery with an olive green back. Scales deciduous (Ref. 7251). Also Ref. 3259.
Body shape (shape guide): elongated; Cross section: circular.
Mainly inshore but has been occasionally taken 120 km from the Ecuador coast (Ref. 9291); also occur on shelf edge or surface (Ref. 11230), and between 50-150m (Ref. 028016). Usually occur in large schools (Ref. 2850). Epipelagic (Ref. 58302). Feed mainly on euphausiids and copepods (Ref. 9291). Oviparous, with planktonic eggs and larvae (Ref. 35601). Marketed fresh, salted and canned. Also processed into fishmeal (Ref. 9291).
DiBattista, J.D., J.E. Randall and B.W. Bowen, 2012. Review of the round herrings of the genus Etrumeus (Clupeidae: Dussumieriinae) of Africa, with descriptions of two new species. Cybium 36(3):447-460. (Ref. 91762)
حالة القائمة الحمراء للاتحاد الدولي لحفظ الطبيعة والموارد الطبيعية (Ref. 130435: Version 2025-2 (Global))
استخدامات بشرية
مصائد: ذو قيمة تاجرية عالية
أدوات
تقارير خاصة
تنزيل XML
مصادر علي الأنترنت
تقديرات تستند إلى النماذج
مؤشر التنوع الشُعبي الوراثي (مرجع 82804) |
PD50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00794 (0.00601 - 0.01049), b=3.03 (2.95 - 3.11), in cm total length, based on LWR estimates for this species (Ref. 93245). |
مستوى غذائي (مرجع 69278) |
3.6 ±0.2 se; based on diet studies. |
المرونه (مرجع 120179) |
وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (K=0.13-0.8; tm=1.7; tmax=5). |
ضعف الصيد (Ref. 59153) |
Low vulnerability (16 of 100). 🛈 |
قابلية التأثر بالمناخ (Ref. 125649) |
Low vulnerability (6 of 100). 🛈 |
فئة السعر (Ref. 80766) |
Medium.
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المغذيات (Ref. 124155) |
Calcium = 197 [87, 399] mg/100g; Iron = 2.18 [1.02, 4.56] mg/100g; Protein = 20.9 [19.7, 22.2] %; Omega3 = 0.341 [0.132, 0.740] g/100g; Selenium = 42.7 [19.3, 103.1] μg/100g; VitaminA = 6.52 [1.49, 24.08] μg/100g; Zinc = 0.979 [0.621, 1.540] mg/100g (wet weight); based on nutrient studies. |