Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk; pH range: 7.0 - 7.5; dH range: 15 - 20; djupintervall ? - 10 m (Ref. 38401). Temperate; 14°C - 22°C (Ref. 13614)
Asia: Amur basin in Russia and China; Mongolia (Ref. 57778); Viet Nam (Ref. 89724); and Japan (Ref. 78994).
Length at first maturity / Size / Vikt / Age
Maturity: Lm 4.0  range ? - ? cm
Max length : 17.5 cm TL hane/ej könsbestämd; (Ref. 126870); publicerad maxvikt: 49.60 g (Ref. 126870)
Short description
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 10; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 9; Ryggkotor: 37 - 39.
Found on coarse sandy bottoms of lakes (Ref. 38401). Feeds on aquatic insects, gammarids, small gastropods and zooplankton (Ref. 38401). Adults spawn at the end of June (Ref. 1441 as G. ussuriensis).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Bogutskaya, N.G., A.M. Naseka, S.V. Shedko, E.D. Vasil'eva and I.A. Chereshnev, 2008. The fishes of the Amur River: updated check-list and zoogeography. Ichthyol. Explor. Freshwat. 19(4):301-366. (Ref. 82587)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
Download XML
Internet-källor
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00603 (0.00390 - 0.00931), b=3.20 (3.07 - 3.33), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Generation time: 6.9 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).