Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina; brackvatten revassocierade; havsvandrande; djupintervall 0 - 5 m (Ref. 5227). Subtropical; 45°N - 40°S, 98°W - 32°W
Western Atlantic: south Florida (USA), through the Caribbean and along the coasts of Central and South America to Uruguay.
Längd vid första mognad / Storlek / Vikt / Ålder
Könsmognad: Lm 18.9  range ? - ? cm
Max length : 29.5 cm TL hane/ej könsbestämd; (Ref. 132328); 31.0 cm TL (female); common length : 20.0 cm SL hane/ej könsbestämd; (Ref. 3723); publicerad maxvikt: 93.00 g (Ref. 132328); publicerad maxvikt: 93.00 g
Body elongate; lower jaw very prolonged; upper jaw short, triangular, and scaly; lower branch of first gill arch with 29 to 38 gill rakers; fins lacking spines; pectoral fins not very long; caudal fin emarginate or slightly forked; anal fin with 15 to 18 rays; back greenish, with 3 narrow, dark, bars; flanks and belly silvery white; fleshy border of lower jaw red; caudal fin light colored with dark tips (Ref. 55763).
Body shape (shape guide): elongated.
An inshore, surface-dwelling species forming sizeable schools, frequently entering estuaries (Ref. 3723). Uncommon over reefs (Ref. 9710). Omnivorous, feeds on algae and other small animals (Ref. 3723). Caught with 'mandinga' nets in Venezuela, often using lights (Ref. 3723). Edible but not really appreciated (Ref. 3723).
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
Reports of ciguatera poisoning (Ref. 30911)
Mänskliga användningsområden
Fiskeri: mindre kommeriell; bete: usually
Verktyg
Särskilda rapporter
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Uppskattningar baserade på modeller
Önskad temperatur (Ref.
123201): 22.9 - 28.1, mean 27.3 °C (based on 769 cells).
Index för fylogenetisk mångfald (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00234 (0.00188 - 0.00292), b=3.10 (3.05 - 3.15), in cm total length, based on LWR estimates for this species (Ref.
93245).
Trofisk nivå (Ref.
69278): 2.0 ±0.0 se; based on diet studies.
Generation time: 0.8 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Sårbarhet i fisket (Ref.
59153): Low vulnerability (15 of 100).
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Näringsämnen (Ref.
124155): Calcium = 234 [47, 570] mg/100g; Iron = 1.01 [0.31, 3.13] mg/100g; Protein = 18.9 [15.8, 21.3] %; Omega3 = 0.156 [0.056, 0.474] g/100g; Selenium = 13.1 [4.2, 47.4] μg/100g; VitaminA = 47.8 [8.0, 301.1] μg/100g; Zinc = 1.65 [0.61, 4.77] mg/100g (wet weight);