分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes) >
Loricariidae (Armored catfishes) > Delturinae
Etymology: Hemipsilichthys: Greek, hemi = half + Greek, psilos = hairless + Greek, ichtys = fish (Ref. 45335); papillatus: From the distinctly shaped papillae on the lower lip; an adjective.
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. 熱帶
South America: Eastern Brazilian coastal drainage: Paraíba do Sul basin.
南美洲: 東方巴西的海岸流域: Paraiba do Sul 流域。
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 9.2 cm SL 雄鱼/尚未辨别雌雄; (Ref. 45132)
背棘 (总数) : 1; 背的软条 (总数) : 7; 臀棘: 1; 臀鳍软条: 5. Dorsal series of plates reduced, with no plates in the dorsal series between the dorsal-fin origin and the end of the adipose fin; both teeth cusps approximately equal in size (Ref. 42856).
Body shape (shape guide): elongated; Cross section: flattened.
缩小的背部的成列碟, 在背鳍起源与脂鳍的末端之间的背部系列中没有碟; 两者的齿尖大约大小相等。 (参考文献 42856)
Found in a small, shallow stream, with clear water and moderate to strong current. Bottom formed by rocks, loose stones and gravel. Forest and grass usually present on the margins (Ref. 45132).
发现于一个小又水浅的水流,,水质清澈的地方而平稳或强烈的水流了。 底部由岩石,松散的石头与砾石形成了。 森林与草通常位于边缘之上。 (参考文献 45132)
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
南美洲: 東方巴西的海岸流域: Paraiba do Sul 流域。
Pereira, E.H.L., J.C. Oliveira and O.T. Oyakawa, 2000. Hemipsilichthys papillatus, a new species of loricariid catfish (Teleostei: Siluriformes) from Minas Gerais, Brazil. Ichthyol. Explor. Freshwat. 11(4):377-383. (Ref. 45132)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
临近濒危 (NT) (B1b(iii)); Date assessed: 07 November 2018
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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) |
PD50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00537 (0.00207 - 0.01392), b=3.13 (2.90 - 3.36), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
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渔业脆弱性 (Ref. 59153) |
Low to moderate vulnerability (26 of 100). 🛈 |