分類 / Names
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Eupercaria/misc (Various families in series Eupercaria) >
Sparidae (Porgies)
Etymology: Crenidens: Latin, crenulatus = cut, clipped + Latin, dens, dentis = teeth (Ref. 45335).
More on author: Forsskål.
Environment: milieu / climate zone / depth range / distribution range
生態学
海 底生の. Subtropical; 30°N - 34°S, 25°E - 86°E
Western Indian Ocean: Red Sea, East Africa along the east coast of Africa to Aliwal Shoal in South Africa; with juveniles reported to have also been found in Algoa Bay, South Africa.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 30.0 cm TL オス/雌雄の選別がない; (Ref. 3198); common length : 28.0 cm TL オス/雌雄の選別がない; (Ref. 5450)
背面の脊椎 (合計) : 11; 背鰭 (合計) : 11; 肛門の骨: 3; 臀鰭: 10. Dull colored.
Caught in shallow coastal waters, mainly in muddy quiet areas. In the northern part of the Indian Ocean, it is caught all year round and consumed fresh. In the southern part of the Indian Ocean, it is fished mainly for bait. Feeds mainly on algae, also invertebrates such as crustaceans and worms.
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
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)
Human uses
水産業: 商業; 餌: usually
用具
特記事項
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インターネットの情報源
Estimates based on models
Preferred temperature (Ref.
123201): 24.5 - 29.1, mean 27.4 °C (based on 685 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02089 (0.00974 - 0.04480), b=2.97 (2.80 - 3.14), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 2.8 ±0.29 se; based on food items.
回復力 (Ref.
120179): 手段, １．４年～４．４年の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).
Climate Vulnerability (Ref.
125649): Moderate to high vulnerability (49 of 100).
Nutrients (Ref.
124155): Calcium = 106 [48, 186] mg/100g; Iron = 1.17 [0.64, 2.38] mg/100g; Protein = 18.8 [17.6, 19.9] %; Omega3 = 0.306 [0.186, 0.518] g/100g; Selenium = 28.4 [13.7, 57.3] μg/100g; VitaminA = 8.95 [2.11, 34.81] μg/100g; Zinc = 0.814 [0.537, 1.214] mg/100g (wet weight);
