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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).
Environment: milieu / climate zone / depth range / distribution range
Οικολογία
Θαλασσινό(ά); Υφάλμυρο βενθικό(ς); εύρος βάθους 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).
Length at first maturity / Μέγεθος / Βάρος / Age
Maturity: Lm 15.8, range 14 - 17 cm
Max length : 36.0 cm TL αρσενικό/απροσδιόριστο; (Ref. 3702); common length : 25.0 cm TL αρσενικό/απροσδιόριστο; (Ref. 3702); μεγ. αναφερόμενη ηλικία: 1.20 έτη (Ref. 31629)
Ραχιαίες άκανθες (συνολικά) : 11; Μαλακές ραχιαίες ακτίνες (συνολικά) : 26 - 31; Εδρικές άκανθες: 2; Μαλακές εδρικές ακτίνες: 8 - 11; Σπόνδυλοι: 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).
Occurs usually over sandy bottoms in inshore waters along beaches and in river mouths. Feeds mainly on crustaceans and fishes.
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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
αλιεία: περιορισμένης εμπορικότητας
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Preferred temperature (Ref.
123201): 23.4 - 28, mean 26.8 °C (based on 492 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01230 (0.00776 - 0.01949), b=3.01 (2.88 - 3.14), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 4.0 ±0.60 se; based on food items.
Generation time: 5.0 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Ελαστικότητα (Ref.
120179): Μεσαίο(α), ελάχιστος χρόνος για διπλασιασμό πληθυσμού 1,4 - 4,4 έτη (K=0.22).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (38 of 100).
Nutrients (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.
