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Eupercaria/misc (Various families in series Eupercaria) >
Gerreidae (Mojarras)
Etymology: Gerres: Latin, gerres = a kind of anchovies; cited by Plinius.
More on author: Walbaum.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina; sötvatten; brackvatten revassocierade; amfidrom (Ref. 51243); djupintervall 1 - 15 m (Ref. 9710). Subtropical; 33°N - 23°S, 98°W - 34°W
Western Atlantic: Bermuda and Florida, USA; Bahamas, northern Gulf of Mexico, around Caribbean, including Antilles and south American coast (Ref. 26938) to Rio de Janeiro, Brazil.
Längd vid första mognad / Storlek / Vikt / Ålder
Könsmognad: Lm 20.0, range 19 - ? cm
Max length : 41.0 cm TL hane/ej könsbestämd; (Ref. 7251); common length : 30.0 cm TL hane/ej könsbestämd; (Ref. 6077); publicerad maxvikt: 530.00 g (Ref. 40637)
Taggstrålar i analfenan: 3; Mjukstrålar i analfenan: 7. Silvery with about seven faint pinkish bars on side on body; pelvic fins yellow (Ref. 13442).
Body shape (shape guide): fusiform / normal.
Inhabits shallow coastal waters in open sandy and surf areas, seagrass beds, near reefs, and mangrove channels (Ref. 7251). Enters brackish water, sometimes even fresh water (Ref. 3722). May occur in small aggregations (Ref. 3722). Feeds on benthic invertebrates such as worms, clams, crustaceans (Ref. 3722); also feeds on insects (Ref. 9303). Often seen feeding in sand patches among reefs by thrusting its mouth into the sediment and expelling sand from the gill openings (Ref. 13442). Easily approached (Ref. 9710). Marketed fresh but not highly esteemed; also processed into fishmeal (Ref. 3722).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Bussing, W.A., 1995. Gerreidae. Mojarras. p. 1114-1128. In W. Fischer, F. Krupp, W. Schneider, C. Sommer, K.E. Carpenter and V. Niem (eds.) Guia FAO para Identification de Especies para lo Fines de la Pesca. Pacifico Centro-Oriental. 3 Vols. FAO, Rome. (Ref. 9303)
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; sportfisk: ja; bete: occasionally
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
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=0.01318 (0.01028 - 0.01690), b=3.04 (3.00 - 3.08), in cm total length, based on LWR estimates for this species (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.5 ±0.2 se; based on diet studies. |
Resiliens (Ref. 120179) |
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (K=0.3-0.60; tm=1.5). |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (24 of 100). 🛈 |
Priskategori (Ref. 80766) |
Medium.
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Näringsämnen (Ref. 124155) |
Calcium = 38.3 [14.7, 84.5] mg/100g; Iron = 0.618 [0.273, 1.172] mg/100g; Protein = 20.5 [18.5, 22.5] %; Omega3 = 0.209 [0.106, 0.425] g/100g; Selenium = 12.5 [5.7, 26.9] μg/100g; VitaminA = 30.3 [7.2, 118.1] μg/100g; Zinc = 0.917 [0.561, 1.436] mg/100g (wet weight); |