Common names from other countries
分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
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Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Etymology: Isopisthus: Greek, isos = equal + Greek, opisthe = behind (Ref. 45335).
More on author: Cuvier.
Environment: milieu / climate zone / depth range / distribution range
生態学
海; 汽水性の 底生の; 深さの範囲 1 - 45 m (Ref. 3702). Tropical; 10°N - 27°S, 83°W - 34°W
Western Atlantic: Costa Rica to southern Brazil.
Length at first maturity / サイズ / 重さ / 年齢
Maturity: Lm 15.9  range ? - ? cm
Max length : 41.5 cm TL オス/雌雄の選別がない; (Ref. 122735); common length : 20.0 cm TL オス/雌雄の選別がない; (Ref. 3702); 最大公表体重: 740.00 g (Ref. 122735)
背面の脊椎 (合計) : 8 - 9; 背鰭 (合計) : 19 - 20; 肛門の骨: 2; 臀鰭: 18 - 19. Silver grey, darker above. A diffuse black spot at pectoral-fin bases, fins pale to yellowish. Mouth large, strongly oblique, lower jaw projecting. Upper jaw with a pair of large canine-like teeth at tip. Chin without barbel or pores, lower margin of snout with 2 marginal pores. Two widely separated dorsal fins. Gas bladder with a pair of horn-like anterior appendages. Sagitta (large earstone) moderately thick and oval (Ref 51721).
Found in shallow coastal waters over sandy mud or soft mud bottoms (Ref. 3702). Feeds mainly on small shrimps (Ref. 3702). Important food fish.
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Cervigón, F., 1993. Los peces marinos de Venezuela. Volume 2. Fundación Científica Los Roques, Caracas,Venezuela. 497 p. (Ref. 9626)
IUCNのレッドリストの状況は (Ref. 130435: Version 2024-2)
CITES (Ref. 131153)
Not Evaluated
Human uses
水産業: 少数商業の; 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.
115969): 24.8 - 27.9, mean 27.4 (based on 110 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00794 (0.00727 - 0.00867), b=3.07 (3.05 - 3.09), in cm Total Length, based on LWR estimates for this species (Ref.
93245).
栄養段階 (Ref.
69278): 4.0 ±0.4 se; based on diet studies.
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 to moderate vulnerability (32 of 100).