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Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Etymology: Cynoscion: Greek, kyon = dog + Greek, odous = teeth + Greek, skion, skiaina = barbel, red mullet (Ref. 45335).
More on author: Lacepède.
Environment: milieu / climate zone / depth range / distribution range
بوم شناسي
دريايي; آب شيرين; لب شور نزديك كف زي; اقیانوس رو (Ref. 51243); تغييرات عمق 1 - 20 m (Ref. 3702). Subtropical; 13°N - 40°S, 80°W - 34°W
Western Atlantic: Panama to Argentina; Southwest Atlantic: Sergipe, Brazil (Ref. 118626).
Length at first maturity / Size / Weight / سن
Maturity: Lm 42.7 range ? - ? cm
Max length : 110 cm TL جنس نر / بدون خواص جنسي; (Ref. 40637); common length : 45.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 3702); بيشينه وزن گزارش شده: 17.0 kg (Ref. 40637)
خارهاي باله پشتي (کل): 11; شعاع نرم باله پشتي (کل): 17-22; خارهاي باله مخرجي 2; شعاع نرم باله مخرجي: 7 - 9. Body nearly uniform silvery, dark greenish above. Without conspicuous spots on side but with diffuse dark areas along base of dorsal fin and on margin of spinous dorsal fin, ventral side of head, lower margin of pectoral, pelvic, and caudal fins often yellowish orange. Inside of opercle dusky. Mouth large, oblique. Lower jaw slightly projecting. Upper jaw with a pair of large canine-like teeth at tip. Lower jaw with a row of enlarged inner-row teeth, gradually increasing in size posteriorly. Chin without barbels or pores. Snout with 2 marginal pores. Pectoral fins about equal in length to pelvic fins. Gas bladder with a pair of long, straight, horn-like appendages. Sagitta earstone thin and elongate. Soft portion of dorsal fin unscaled except 2 or 3 rows of small scales along its base (Ref 51271).
Forms schools (Ref. 35237). Found over mud or sandy mud bottoms near mouths of rivers. Juveniles are restricted to brackish and fresh waters. Feeds on shrimps and fishes. Important food fish (Ref. 3702).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | تخم ها | Fecundity | توزاد ( لارو)
Chao, L.N., 1978. Sciaenidae. In W. Fischer (ed.) FAO species identification sheets for fishery purposes. West Atlantic (Fishing Area 31). Volume 4. FAO, Rome. (Ref. 3702)
وضعيت در فهرست قرمز IUCN (Ref. 130435)
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: تجاري; ماهي ها ي سرگرم كننده: بله; آكواريوم: تجاري
اطلاعات بيشتر
مراجعآبزي پرورينمايه آبزي پرورينژادهاژنتيكElectrophoresesوارثبيماري هافرآوریNutrientsMass conversion
همكارانعکس هاStamps, Coins Misc.صداهاسيگواتراسرعتنوع شناگریمنطقه آبششيOtolithsمغزهابینایی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
Estimates based on models
Preferred temperature (Ref.
123201): 22.5 - 28, mean 27.3 °C (based on 292 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00759 (0.00489 - 0.01176), b=3.06 (2.93 - 3.19), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 4.1 ±0.70 se; based on food items.
Generation time: 4.1 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
جهندگی (Ref.
120179): متوسط, كمينه زمان لازم براي دو برابر شدن جمعيت 4/1 – 4/4 سال (K=0.27).
Prior r = 0.56, 95% CL = 0.37 - 0.84, Based on 3 stock assessments.
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (45 of 100).
Nutrients (Ref.
124155): Calcium = 51.9 [30.0, 101.1] mg/100g; Iron = 0.842 [0.438, 1.547] mg/100g; Protein = 19.5 [18.0, 21.2] %; Omega3 = 0.291 [0.169, 0.485] g/100g; Selenium = 22.7 [11.9, 48.1] μg/100g; VitaminA = 7.48 [2.48, 25.80] μg/100g; Zinc = 0.614 [0.445, 0.913] mg/100g (wet weight); based on
nutrient studies.
