>
Cypriniformes (Carps) >
Nemacheilidae (Brook loaches)
Etymology: Yunnanilus: From Yunnan, city on southwest China; altus: altus (Latin) means high, in allusion to the deep body.
More on authors: Kottelat & Chu.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water demersaal. Subtropical
Asia: stream Xiangshuiho at Haijiashao, Yunnan, China.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 7.1 cm SL mannelijk / geslacht onbekend; (Ref. 12040)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale zachte stralen (totaal) : 11 - 13; Anale zachte stralen: 8. No pores on head; no lateral line; usually 9 1/2 branched dorsal rays; color pattern consisting of minute dark spots, often fused to form irregularly shaped blotches; body depth 25-28% SL; body scaled in front of dorsal fin; 14 branched caudal rays (Ref. 12040).
Body shape (shape guide): elongated.
Inhabits small stream with moderate flowing water. Moves slowly in shoals on the bottom. Feeds on filamentous algae and insects.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Kottelat, M. and X.L. Chu, 1988. Revision of Yunnanilus with description of a miniature species flock and six new species from China (Cypriniformes: Homalopteridae). Environ. Biol. Fishes 23(1-2):65-93. (Ref. 12040)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
Download XML
Internetbronnen
Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.00724 (0.00347 - 0.01512), b=3.01 (2.84 - 3.18), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
2.6 ±0.27 se; based on food items. |
Weerstandsvermogen (Ref. 120179) |
Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Moderate vulnerability (35 of 100). 🛈 |