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Cypriniformes (Carps) >
Nemacheilidae (Brook loaches)
Etymology: Oreonectes: Greek, oreos = mountain + Greek, nekton = swimmer (Ref. 45335); yuedongensis: Name 'yuedongensis' from 'yue', the other name of Guangdong and 'dong' meaning east, specifying that the species is distributed in the eastern area of Guangdong Province.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water demersaal. Subtropical
Asia: China.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 8.9 cm SL mannelijk / geslacht onbekend; (Ref. 137455)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale zachte stralen (totaal) : 6. This species is distinguished by the following set of characters: presence of body pigmentation; lateral line incomplete, with 6-8 pores; dorsal-fin rays, iii-6; pectoral-fin rays, i-8-9; pelvic-fin rays, i-6; 13 branched caudal-fin rays; caudal fin rounded, without irregular black markings; absence of black longitudinal stripe from posterior upper pectoral fin to the base of caudal fin; tip of pelvic fin reaching the anus; anterior nostril tube short, with an elongated long barbel-like tip; tip of maxillary barbel not reaching the posterior margin of the gill cover; and posterior chamber of the air bladder well developed (Ref. 137455).
Body shape (shape guide): elongated; Cross section: oval.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Lan, C.-T., T. Luo, X.-R. Zhao, J. Yu, N. Xiao and J. Zhou, 2024. Oreonectes yuedongensis (Cypriniformes, Nemacheilidae), a new freshwater fish species from the Lianhua Mountains in eastern Guangdong, China. J Fish Biol. 105:1731-1746. (Ref. 137455)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van geen belang
Tools
Speciale rapporten
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Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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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) |
2.7 ±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.). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Moderate vulnerability (38 of 100). 🛈 |