Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina revassocierade; djupintervall 20 - 300 m (Ref. 28016). Tropical; 32°N - 28°S
Western Indian Ocean: Red Sea south to Mossel Bay, South Africa and east to India and Sri Lanka.
Längd vid första mognad / Storlek / Vikt / Ålder
Könsmognad: Lm 34.6, range 35 - 45 cm
Max length : 75.0 cm TL hane/ej könsbestämd; (Ref. 30573); common length : 30.0 cm TL hane/ej könsbestämd; (Ref. 3507)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 11 - 12; Mjukstrålar i ryggfenan (totalt) : 10 - 11; Taggstrålar i analfenan: 3; Mjukstrålar i analfenan: 8. Silvery with faint, red crossbars; dead specimens almost white or purple.
Body shape (shape guide): fusiform / normal.
Found over rocky substrates of coastal waters. Juveniles stay in sheltered areas of estuaries (Ref. 5213). Large specimens caught from the shore only when seas are rough (Ref. 3198). Marketed fresh, whole or dried.
Also reported as a 'rudimentary hermaphrodite' or 'late gonochorist' where individuals posses an immature intersexual gonad but mature as either male or female fish with no eveidence of sexual reversal (Ref. 28504).
Bauchot, M.-L. and M.M. Smith, 1984. Sparidae. In W. Fischer and G. Bianchi (eds.) FAO species identification sheets for fishery purposes. Western Indian Ocean (Fishing Area 51). volume 4. [var. pag.] FAO, Rome. (Ref. 3507)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: mindre kommeriell
Verktyg
Särskilda rapporter
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Uppskattningar baserade på modeller
Önskad temperatur (Ref.
123201): 17.8 - 27.7, mean 23.9 °C (based on 306 cells).
Index för fylogenetisk mångfald (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01380 (0.01218 - 0.01565), b=3.04 (3.01 - 3.07), in cm total length, based on LWR estimates for this species (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.5 ±0.4 se; based on diet studies.
Resiliens (Ref.
120179): Låg, lägsta populationsfördubblingstid 4,5-14 år (K=0.07-0.18; tmax=22).
Sårbarhet i fisket (Ref.
59153): High vulnerability (60 of 100).
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Sårbarhet för klimatet (Ref.
125649): High vulnerability (60 of 100).
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Näringsämnen (Ref.
124155): Calcium = 27.1 [12.9, 43.1] mg/100g; Iron = 0.467 [0.255, 0.927] mg/100g; Protein = 19.5 [18.2, 20.8] %; Omega3 = 0.149 [0.093, 0.244] g/100g; Selenium = 50.9 [25.2, 92.3] μg/100g; VitaminA = 68.3 [19.5, 227.4] μg/100g; Zinc = 1.07 [0.72, 1.50] mg/100g (wet weight);