分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes) >
Heptapteridae (Three-barbeled catfishes)
Etymology: Pimelodella: Diminutive latinized of greek, pimele = fat + Greek, odous, odella = little teeth (Ref. 45335).
Eponymy: Sigismund Ernst Richard (Ricardo) Krone (1861–1917) was born in Dresden, Germany, but left there for Brazil (1884), settling in Iguape where he opened a pharmacy. [...] (Ref. 128868), visit book page.
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
; 淡水 居于水底的; pH range: 7.0 - 8.0. 高海拔; 15°C - 22°C (Ref. 38979); 24°S - , 48°W - (Ref. 97234)
South America: caves in the Ribeira do Iguape River basin in Sao Paulo, Brazil.
南美洲: 聖保羅巴西。
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 20.2 cm SL 雄鱼/尚未辨别雌雄; (Ref. 36914); 最大年龄: 15 年 (Ref. 38979)
Cave-restricted species. Populations are found in headwater streams in caves, with rocky beds and many rapids intercalated with soft-bottom pools (Ref. 97234). Adults are generalist feeders and opportunistic carnivores feeding on invertebrates (Ref. 97234).
被限定在洞穴的种。
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Reproductive mode and guild assumed to be the same as congeners (Ref. 56810).南美洲: 聖保羅巴西。
Bockmann, F.A. and G.M. Guazzelli, 2003. Heptapteridae (Heptapterids). p. 406-431. 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. 36914)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
濒危 (EN) (B2ab(ii,iii)); Date assessed: 07 November 2018
人类利用
渔业: 没有兴趣
工具
特别资料
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基于模型的估算
系统发育多样性指数 (参考文献
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00851 (0.00399 - 0.01817), b=2.96 (2.79 - 3.13), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
营养阶层 (参考文献
69278): 3.7 ±0.6 se; based on size and trophs of closest relatives
Generation time: 5.5 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
回复力 (参考文献
120179): 低的, 最小族群倍增时间4.5 - 14 年 (tmax=15).
渔业脆弱性 (Ref.
59153): Low vulnerability (15 of 100).
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