分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Carangaria/misc (Various families in series Carangaria)
鱸形目 (Various families in series Carangaria) >
Polynemidae (Threadfins)
馬鮁科 (Threadfins)
Etymology: Polydactylus: Greek, poly = a lot of + greek, daktylos = finger (Ref. 45335).
More on author: Linnaeus.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋; 半鹹淡水 居於水底的; 深度上下限 0 - 55 m (Ref. 26912). 熱帶; 41°N - 14°S, 93°W - 35°W (Ref. 57343)
Western Atlantic: New Jersey, USA to Salvador, Brazil. Reported to range to Uruguay (Ref. 9626). Not occurring in the northern and western Gulf of Mexico.
西大西洋: 美國的佛羅里達 (很少地到北卡羅萊那州與維吉尼亞) 與百慕達群島到烏拉圭.(參考文獻 9626)
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 33.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 57343); common length : 20.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 3796)
背棘 (總數) : 8 - 9; 背的軟條 (總數) : 11; 臀棘: 3; 臀鰭軟條: 12 - 14.
Found on sandy and muddy bottoms of coastal waters, estuaries and mangroves, and occasionally in the surf (Ref. 57343). Young aggregate near river mouths (Ref. 57343). Common around islands (Ref. 9710). Nocturnal feeder, taking crustaceans, chaetognaths, plant material, and polychaetes (Ref. 57343). May have a prolonged spawning season (Ref. 57343).
時常沿著海灘出現於很淺的水域中。 (尤其幼魚) 也生活於河口與高鹽度的潟湖 (參考文獻 9626), 與在礁附近的沙地淺灘中。 (參考文獻 9710) 普遍的島周圍.(參考文獻 9710)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
西大西洋: 美國的佛羅里達 (很少地到北卡羅萊那州與維吉尼亞) 與百慕達群島到烏拉圭.(參考文獻 9626)
Motomura, H., 2004. Threadfins of the world (Family Polynemidae). An annotated and illustrated catalogue of polynemid species known to date. FAO Spec. Cat. Fish. Purp. Rome: FAO. 3:117 p. (Ref. 57343)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
無危 (LC) ; Date assessed: 29 January 2013
人類使用
漁業: 低經濟
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Estimates based on models
Preferred temperature (Ref.
123201): 22.9 - 28, mean 26.4 °C (based on 440 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00661 (0.00541 - 0.00806), b=3.11 (3.06 - 3.16), in cm total length, based on LWR estimates for this species (Ref.
93245).
營養階層 (Ref.
69278): 3.7 ±0.4 se; based on diet studies.
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (23 of 100).
Nutrients (Ref.
124155): Calcium = 176 [88, 325] mg/100g; Iron = 1.17 [0.60, 2.03] mg/100g; Protein = 19.5 [18.0, 21.1] %; Omega3 = 0.272 [0.172, 0.423] g/100g; Selenium = 51.1 [27.2, 99.4] μg/100g; VitaminA = 16.1 [7.3, 34.6] μg/100g; Zinc = 1.37 [0.95, 1.99] mg/100g (wet weight);
