分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Pleuronectiformes (Flatfishes)
鰈形目 (Flatfishes) >
Achiridae (American soles)
無臂鰨科 (American soles)
Etymology: Achirus: Greek, a = without + Greek, cheir = hands (Ref. 45335).
More on author: Steindachner.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋; 淡水; 半鹹淡水 居於水底的; 非產卵性溯降河的 (Ref. 36739); 深度上下限 10 - 60 m (Ref. 91172), usually ? - 20 m (Ref. 9047). 熱帶; 32°N - 18°S, 114°W - 79°W
Eastern Pacific: Baja California, Mexico to Puerto Pizarro, Peru.
東太平洋: 到祕魯的波多立哥皮薩羅的墨西哥的下加利福尼亞。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 22.5 cm TL 雄魚/尚未辨別雌雄; (Ref. 96592); common length : 15.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 9047); 最大體重: 197.90 g (Ref. 130775)
Common in coastal waters less than 20 m depth and enters coastal lagoons and fresh water (Ref. 9047). Feeds on crustaceans, small fishes, polychaetes, and occasionally detritus (Ref. 9047). Marketed fresh (Ref. 9047). Benthic species that inhabits coastal waters less than 20m deep. May enter estuaries and freshwater (Ref. 55763).
常見於沿岸水域少於 20 公尺深度而且進入岸邊潟湖與淡水。 (參考文獻 9047) 吃甲殼動物，小魚，多毛類動物, 與偶然地碎屑.(參考文獻 9047) 在市場上銷售生鮮地了。 (參考文獻 9047)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
東太平洋: 到祕魯的波多立哥皮薩羅的墨西哥的下加利福尼亞。
Chirichigno, N., 1980. Clave para identificar los peces marinos del Peru. IMARPE Informe (44). Instituto del Mar del Peru, Callao, Peru. (Ref. 12)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
無危 (LC) ; Date assessed: 28 September 2018
人類使用
漁業: 低經濟
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Estimates based on models
Preferred temperature (Ref.
123201): 20.8 - 28.5, mean 24.7 °C (based on 42 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01349 (0.01011 - 0.01799), b=3.10 (3.04 - 3.16), in cm total length, based on LWR estimates for this species (Ref.
93245).
營養階層 (Ref.
69278): 3.2 ±0.45 se; based on food items.
Generation time: 1.0 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (K=1.09-1.2;).
Fishing Vulnerability (Ref.
59153): Low vulnerability (13 of 100).
