分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cichliformes (Cichlids, convict blennies)
鱸形目 (Cichlids, convict blennies) >
Cichlidae (Cichlids)
慈鯛科魚類 (Cichlids) > Cichlinae
Etymology: Crenicichla: Latin, crenulatus = cut, clipped + Greek, kichle = wrasse (Ref. 45335).
More on author: Heckel.
Issue
Brief review by Lucena & Kullander (1992:105), based on material from Rio Uruguay.
Environment: milieu / climate zone / 深度上下限 / distribution range
生態學
; 淡水 底中水層性; pH range: ? - 8.2; dH range: ? - 8. 熱帶; 24°C - 27°C (Ref. 12468)
South America: Paraná River basin, in the Paraguay River in Brazil and Paraguay, and in the Paraná River drainage in Argentina; also in the middle Uruguay River drainage in Brazil.
南美洲: 巴拉納河流域, 在巴西與巴拉圭的巴拉圭河中, 與在阿根廷的巴拉納河流域; 也在巴西的中央烏拉圭河流域。
大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 31.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 94838); 最大體重: 430.00 g (Ref. 79585)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南美洲: 巴拉納河流域, 在巴西與巴拉圭的巴拉圭河中, 與在阿根廷的巴拉納河流域; 也在巴西的中央烏拉圭河流域。
Lucena, C.A.S. and S.O. Kullander, 1992. The Crenicichla (Teleostei: Cichlidae) species of the Uruguai River drainage in Brazil. Ichthyol. Explor. Freshwat. 3(2):97-160. (Ref. 26688)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-1)
無危 (LC) ; Date assessed: 18 November 2020
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Estimates based on models
Phylogenetic diversity index (參考文獻
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00661 (0.00363 - 0.01204), b=3.14 (2.99 - 3.29), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
營養階層 (參考文獻
69278): 3.3 ±0.5 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 (21 of 100).
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