البيئة: الوسط / المنطقة المناخية / نطاق العمق / نطاق التوزيع
البيئة
; المياه العذبة; مياه مخلوطة قاعية التغذية و المعيشة; نطاق العمق 0 - 56 m (Ref. 11004), usually ? - 9 m (Ref. 1998). Subtropical; 0°C - 30°C (Ref. 35682); 66°N - 30°N, 124°W - 59°W (Ref. 86798)
North America: Atlantic, Arctic, Great Lakes, and Mississippi River basins from Nova Scotia to Mackenzie River drainage, Northwest Territories in Canada, and south to Ohio, Illinois and Nebraska in the USA; south in Atlantic drainages to Savannah River in Georgia, USA.
الطول عند النضج الأول / الحجم / وزن / العمر
النضج: Lm 19.2  range ? - ? cm
Max length : 50.0 cm TL ذكر/ مختلط الجنس; (Ref. 9988); common length : 19.1 cm TL ذكر/ مختلط الجنس; (Ref. 12193); أعلا وزن تم نشرة: 1.9 kg (Ref. 40637); العمر: 11 سنين (Ref. 12193)
Inhabits lakes, ponds, pools of creeks, and rivers. Also found in brackish water and in salt lakes. Most commonly found in clear water near vegetation; tends to shoal near the shore during spring (Ref. 9988, 10294). Feeds on immature insects, larger invertebrates, fishes and fish eggs during the day. Preyed upon by fishes and birds (Ref. 1998). Spawns between February and July in the northern hemisphere and between August and October in the southern hemisphere (Ref. 10999). Neither anterolateral glandular groove nor venom gland is present (Ref. 57406). Marketed fresh or frozen; eaten pan-fried, broiled or baked (Ref. 9988).
Nonobligatory plant spawner.
Page, L.M. and B.M. Burr, 2011. A field guide to freshwater fishes of North America north of Mexico. Boston : Houghton Mifflin Harcourt, 663p. (Ref. 86798)
حالة القائمة الحمراء للاتحاد الدولي لحفظ الطبيعة والموارد الطبيعية (Ref. 130435: Version 2025-2 (Global))
استخدامات بشرية
مصائد: تجاري; لعبة سمكه: نعم; حوض مائي: احواض مائية عامة
أدوات
تقارير خاصة
تنزيل XML
مصادر علي الأنترنت
تقديرات تستند إلى النماذج
مؤشر التنوع الشُعبي الوراثي (مرجع 82804) |
PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01202 (0.00942 - 0.01534), b=3.05 (2.98 - 3.12), in cm total length, based on LWR estimates for this species (Ref. 93245). |
مستوى غذائي (مرجع 69278) |
3.7 ±0.2 se; based on diet studies. |
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Generation time |
3.7 (3.3 - 4.8) years. Estimated as median ln(3)/K based on 43 growth studies. |
المرونه (مرجع 120179) |
وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (K=0.17-0.19; tmax=11). |
ضعف الصيد (Ref. 59153) |
Moderate to high vulnerability (48 of 100). 🛈 |
فئة السعر (Ref. 80766) |
Unknown.
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المغذيات (Ref. 124155) |
Calcium = 30.3 [13.5, 69.8] mg/100g; Iron = 0.379 [0.205, 0.696] mg/100g; Protein = 17.5 [16.4, 18.6] %; Omega3 = 0.157 [0.070, 0.345] g/100g; Selenium = 18.5 [6.2, 51.4] μg/100g; VitaminA = 26.1 [11.2, 61.2] μg/100g; Zinc = 0.785 [0.530, 1.181] mg/100g (wet weight); based on nutrient studies. |