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: Catathyridium: Greek, kata = down + Greek, diminutive, thyreos, -ou = a great stone used as door or shield (Ref. 45335).
More on author: Jordan.
Issue
Jordan (1889: 314), the author of this species, did not give a description, he just indicated that there was a new species and gave the number of the single type specimen (MCZ 11246). See Ramos (1998) for a description and synonymy.
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. 36798). 亞熱帶的
Southwest Atlantic: estuarine and marine coastal areas of southeastern Brazil, including salt and freshwater portions of Laguna dos Patos basin, Uruguay, and northern Argentina.
西南大西洋: 巴西東南方的河口與海洋沿岸區域。 也在鹽與 Laguna dos Patos 流域，烏拉圭與阿根廷北部的淡水部分中。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 17.0 cm 雄魚/尚未辨別雌雄; (Ref. 36798)
背棘 (總數) : 0; 背的軟條 (總數) : 55 - 60; 臀棘: 0; 臀鰭軟條: 40 - 50.
Mainly found near river mouths and brackish lagoons (Ref. 36453). May enter fresh water (Ref. 36798).
主要地在河口與半鹹淡水潟湖的附近發現。 (參考文獻 36453) 可能進入淡水。 (參考文獻 36798)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
西南大西洋: 巴西東南方的河口與海洋沿岸區域。 也在鹽與 Laguna dos Patos 流域，烏拉圭與阿根廷北部的淡水部分中。
Ramos, R.T.C., 2003. Achiridae (American soles). p. 666-669. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 36798)
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Estimates based on models
Preferred temperature (Ref.
123201): 13.5 - 23.9, mean 16.3 °C (based on 113 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01288 (0.00580 - 0.02864), b=3.12 (2.93 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.3 ±0.5 se; based on size and trophs of closest relatives
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 (10 of 100).
