Environment: milieu / climate zone / depth range / distribution range
Οικολογία
Θαλασσινό(ά) Υφαλόφιλο(α); εύρος βάθους 0 - 5 m (Ref. 3723), usually 0 - 2 m (Ref. 40849). Subtropical; 43°N - 13°S
Western Atlantic: Massachusetts, USA and northern Gulf of Mexico to Brazil, including the Caribbean Sea (Ref. 3723); absent in Bermuda. Eastern Atlantic: Cape Verde and Dakar, Senegal to Luanda, Angola (Ref. 4497).
Length at first maturity / Μέγεθος / Βάρος / Age
Maturity: Lm 19.3  range ? - ? cm
Max length : 55.0 cm TL αρσενικό/απροσδιόριστο; (Ref. 2683); common length : 35.0 cm TL αρσενικό/απροσδιόριστο; (Ref. 3633); μεγ. δημοσιευμένο βάρος: 200.00 g (Ref. 5217)
Μαλακές ραχιαίες ακτίνες (συνολικά) : 13 - 14; Μαλακές εδρικές ακτίνες: 12 - 13. No ridge between nostril and eye (Ref. 26938).
An inshore, surface-dwelling species forming sizeable schools (Ref. 3723). Feeds mainly on sea grasses and small fishes (Ref. 3723). Mainly used as bait for offshore game fishes such as sailfishes and marlins; utilized as a food fish in the West Indies (Ref. 3723).
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
Reports of ciguatera poisoning (Ref. 30911)
Human uses
αλιεία: περιορισμένης εμπορικότητας; δόλωμα: usually
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Preferred temperature (Ref.
123201): 20.5 - 28.1, mean 27.3 °C (based on 858 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00380 (0.00278 - 0.00520), b=3.08 (3.02 - 3.14), in cm total length, based on LWR estimates for this species (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 2.3 ±0.1 se; based on diet studies.
Generation time: 1.9 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
Ελαστικότητα (Ref.
120179): Μεσαίο(α), ελάχιστος χρόνος για διπλασιασμό πληθυσμού 1,4 - 4,4 έτη (K=0.58 questionable; assuming tmax>3).
Prior r = 0.46, 95% CL = 0.31 - 0.69, Based on 1 data-limited stock assessment.
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100).
Climate Vulnerability (Ref.
125649): High to very high vulnerability (75 of 100).
Nutrients (Ref.
124155): Calcium = 62.8 [19.5, 142.1] mg/100g; Iron = 0.681 [0.267, 1.717] mg/100g; Protein = 18.4 [15.6, 20.9] %; Omega3 = 0.136 [0.053, 0.389] g/100g; Selenium = 14.2 [5.6, 39.2] μg/100g; VitaminA = 31.6 [6.7, 165.2] μg/100g; Zinc = 0.985 [0.565, 1.712] mg/100g (wet weight);