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Eupercaria/misc (Various families in series Eupercaria) >
Sparidae (Porgies)
Etymology: Polyamblyodon: Greek, poly = a lot of + Greek, amblys = blunt + Greek, odous = teeth (Ref. 45335).
More on author: Pellegrin.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina revassocierade. Subtropical
Western Indian Ocean: Beira, Mozambique to Natal, South Africa and Madagascar.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 60.0 cm TL hane/ej könsbestämd; (Ref. 3507); common length : 35.0 cm TL hane/ej könsbestämd; (Ref. 3507)
Short description
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 11; Mjukstrålar i ryggfenan (totalt) : 13; Taggstrålar i analfenan: 3; Mjukstrålar i analfenan: 10 - 11. Grey-blue in color.
Caught usually near rocky reefs. Feeds on invertebrates, mainly crustaceans and mollusks. Utilized fresh.
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
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 Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Fiskeri: husbehovsfiske
Verktyg
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01259 (0.00609 - 0.02604), b=3.04 (2.87 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.6 ±0.50 se; based on food items.
Resiliens (Ref.
120179): Låg, lägsta populationsfördubblingstid 4,5-14 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (44 of 100).