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Cypriniformes (Carps) >
Nemacheilidae (Brook loaches)
Etymology: Yunnanilus: From Yunnan, city on southwest China; niger: Specific epithet from Latin niger which means black..
More on authors: Kottelat & Chu.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water demersaal. Subtropical; 16°C - ? (Ref. 12040)
Asia: Tatantze in Louping County, Yunnan, China.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 6.3 cm SL mannelijk / geslacht onbekend; (Ref. 12040)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale zachte stralen (totaal) : 11 - 12; Anale zachte stralen: 8. Deep black body and fins (except caudal fin); no lateral line; no head pores; no scales along dorsal mid-line in front of dorsal fin; body depth 26% SL; 8 1/2 branched dorsal rays; 14 branched caudal rays (Ref. 12040).
Found in a small marsh with abundant vegetation. Sympatric with Y. macrogaster and Y. paludosus.
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | 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)
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
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Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00708 (0.00336 - 0.01491), 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): 3.1 ±0.3 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).