Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten; brackvatten bentopelagisk. Temperate
Asia: Japan.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 5.3 cm SL hane/ej könsbestämd; (Ref. 87269)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Distinguishing caharacters: D iii,9; A iii,8; lateral line scales 37, above it 6 and below 4; total vertebrae 36; barbels much shorter than eye diameter, with ratio of barbel length to orbit diameter 0.24 (left) and 0.29 (right) (Ref. 87269).
Cross section: compressed.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Female has an ovipositor which is used to deposit eggs inside bivalves. Young remain in the bivalve until they can swim (Ref. 43281).
Arai, R. and Y. Akai, 1988. Acheilognathus melanogaster, a senior synonym of A. moriokae, with a revision of the genera of the subfamily Acheilognathinae (Cypriniformes, Cyprinidae). Bulletin of the National Science Museum Series A (Zoology) 14(4):199-213. (Ref. 87269)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Sårbar (VU) (B2ab(i,ii,iii,iv,v)); Date assessed: 08 December 2017
Hot mot människor
Harmless
Mänskliga användningsområden
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Särskilda rapporter
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Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (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=0.00437 (0.00162 - 0.01173), b=3.22 (2.99 - 3.45), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
2.4 ±0.1 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Assuming Fec < 10,000). |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (22 of 100). 🛈 |