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: Apionichthys: Greek, apion = pear + Greek, ichthys = fish; it also exists "a-pion", no fatty (Ref. 45335).
Eponymy: Dr Johann Natterer (1787–1843) was an Austrian naturalist and collector. [...] (Ref. 128868), visit book page.
More on author: Steindachner.
Environment: milieu / climate zone / 深度上下限 / distribution range
生態學
; 淡水 居於水底的. 熱帶
South America: Amazon basin; there are no records from the Xingu, Tapajós, and Madeira rivers.
南美洲: 亞馬遜河流域; 有沒有來自 Xingu ， Tapajos 與馬得拉群島河的紀錄。
大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 23.4 cm SL 雄魚/尚未辨別雌雄; (Ref. 49504)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 0; 背的軟條 (總數) : 76 - 84; 臀棘: 0; 臀鰭軟條: 56 - 65; 脊椎骨: 41 - 43. Pronounced dark coloration on most of blind-side head (supracranial area, anterior half of cranial area and cheek, antero-ventral part of opercular area), basal part of dorsal and anal fin rays and pelvic fin; in specimens longer than 19 cm, dark coloration replaced by gray, diffuse color, paler on larger specimens; gill opening on the eyed side forming short slit equal or smaller than nostril diameter; and 92-114 series of scales (Ref. 49504).
Body shape (shape guide): elongated.
在大部分的沒有眼睛的一邊頭部 (前頭蓋骨的區域, 前半部的頭蓋區域與頰, antero-鰓蓋區域的腹部份) 上的明顯的深色顏色, 背鰭棘條與臀鰭棘條與腹鰭的基部部份; 在標本中長度超過 19 公分, 深色的顏色被灰色，擴散的顏色取代了, 在較大的標本上的灰白; 在有眼睛的一邊形成短的裂縫上的鰓裂等於或比鼻孔直徑更小; 而且 92-114個成列的鱗片.(參考文獻 49504)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南美洲: 亞馬遜河流域; 有沒有來自 Xingu ， Tapajos 與馬得拉群島河的紀錄。
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)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-1)
無危 (LC) ; Date assessed: 09 April 2020
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Estimates based on models
Phylogenetic diversity index (參考文獻
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00417 (0.00168 - 0.01037), b=3.10 (2.88 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (參考文獻
69278): 3.4 ±0.6 se; based on size and trophs of closest relatives
回復力 (參考文獻
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (19 of 100).
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