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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).
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina; brackvatten bottenlevande; djupintervall 2 - 18 m (Ref. 1183). Subtropical; 39°N - 9°N, 98°W - 59°W
Western Atlantic: Maryland to northeastern Florida in the USA and throughout Gulf of Mexico. Reported from Campeche Bank in Mexico (Ref. 5733). Often misidentified as Cynoscion regalis (Ref. 3702).
Längd vid första mognad / Storlek / Vikt / Ålder
Könsmognad: Lm 15.8, range 14 - 17 cm
Max length : 36.0 cm TL hane/ej könsbestämd; (Ref. 3702); common length : 25.0 cm TL hane/ej könsbestämd; (Ref. 3702); rapporterad maxålder: 1.20 år (Ref. 31629)
Taggstrålar i ryggfenan (totalt) : 11; Mjukstrålar i ryggfenan (totalt) : 26 - 31; Taggstrålar i analfenan: 2; Mjukstrålar i analfenan: 8 - 11; Ryggkotor: 27. Colour greyish above and changing abruptly to silvery below. Back and upper sides sometimes with very faint irregular rows of spots. Dorsal fin dusky, other fins pale to yellowish. Mouth large, oblique, lower jaw projecting. Upper jaw with a pair of large canine-like teeth at tip. Lower jaw with a row of sharp enlarged inner-row teeth, widely spaced. Chin without barbels or pores. Snout with 2 marginal pores. Gas bladder with a pair of straight, horn-like anterior appendages. Soft portion of dorsal fin covered with small scales on basal half of in (Ref 51721).
Body shape (shape guide): fusiform / normal.
Occurs usually over sandy bottoms in inshore waters along beaches and in river mouths. Feeds mainly on crustaceans and fishes.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: mindre kommeriell; sportfisk: ja
Verktyg
Särskilda rapporter
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Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01259 (0.00794 - 0.01995), b=3.00 (2.87 - 3.13), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
4.0 ±0.60 se; based on food items. |
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Generation time |
5.0 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies. |
Resiliens (Ref. 120179) |
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (K=0.22). |
Sårbarhet i fisket (Ref. 59153) |
Moderate vulnerability (38 of 100). 🛈 |
Priskategori (Ref. 80766) |
Medium.
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Näringsämnen (Ref. 124155) |
Calcium = 88.6 [49.6, 178.0] mg/100g; Iron = 0.932 [0.487, 1.800] mg/100g; Protein = 19 [18, 21] %; Omega3 = 0.33 [0.18, 0.55] g/100g; Selenium = 16 [8, 33] μg/100g; VitaminA = 17.9 [5.9, 62.9] μg/100g; Zinc = 0.905 [0.638, 1.335] mg/100g (wet weight); based on nutrient studies. |