分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Eupercaria/misc (Various families in series Eupercaria) >
Sparidae (Porgies)
Etymology: Porcostoma: Latin, porcus = pig + Greek, stoma (Ref. 45335).
More on authors: Gilchrist & Thompson.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 礁區魚類; 深度上下限 ? - 120 m.
Western Indian Ocean: known only in southern Africa, mainly between Durban and Beira. Strays reach Algoa Bay and small juveniles are found offshore along the Cape south coast to near Knysna.
大小 / 重量 / 年齡
Maturity: Lm ?  range ? - ? cm
Max length : 36.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 3507); common length : 25.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 3507)
背棘 (總數) : 13; 背的軟條 (總數) : 10 - 11; 臀棘: 3; 臀鰭軟條: 8 - 9. 5 cm specimens yellow, with 2 black blotches on body below dorsal fin.
Occurs in middle waters near reefs (Ref. 3507). Carnivorous. Sold fresh.
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
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 瀕危狀態 (Ref. 130435)
無危 (LC) ; Date assessed: 02 December 2009
人類使用
漁業: 商業性
工具
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [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).
營養階層 (Ref.
69278): 3.3 ±0.37 se; based on food items.
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (26 of 100).