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Eupercaria/misc (Various families in series Eupercaria) >
Sparidae (Porgies)
Etymology: Polysteganus: Greek, polys = a lot of + Greek, stego, stege = covered (Ref. 45335).
More on author: Regan.
Environment: milieu / climate zone / Tiefenbereich / distribution range
Ökologie
seewasser riff-verbunden; ozeanodrom (Ref. 51243); tiefenbereich 30 - ? m (Ref. 5213). Subtropical; 17°S - 30°S
Western Indian Ocean: southern Mozambique to Durban, South Africa.
Size / Gewicht / Alter
Geschlechtsreife: Lm ? range ? - 35 cm
Max length : 120 cm TL Männchen/unbestimmt; (Ref. 3507); common length : 80.0 cm TL Männchen/unbestimmt; (Ref. 3507); max. veröff. Gewicht: 16.0 kg (Ref. 4699)
Rückenflossenstacheln (insgesamt) : 12; Rückenflossenweichstrahlen (insgesamt) : 10; Afterflossenstacheln: 3; Afterflossenweichstrahlen: 8 - 9.
Body shape (shape guide): short and / or deep.
Found over rocky reef and banks of deep waters. Carnivorous species which feeds mainly on fish and squid (Ref. 5213). An excellent food fish. Sold fresh.
Smith, J.L.B. and M.M. Smith, 1986. Sparidae. p. 580-594. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 3198)
IUCN Rote Liste Status (Ref. 130435: Version 2025-1)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: weniger kommerziell; Sportfisch: ja
Tools
Zusatzinformationen
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Internet Quellen
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02512 (0.01226 - 0.05148), b=2.96 (2.79 - 3.13), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 4.1 ±0.60 se; based on food items.
Widerstandsfähigkeit (Ref.
120179): mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (K=0.18-0.28).
Fishing Vulnerability (Ref.
59153): High vulnerability (57 of 100).
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