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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobionellinae
Etymology: Rhinogobius: Greek, rhinos = nose + Latin, gobius = gudgeon (Ref. 45335).
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bentopelagisk; ej vandrande (Ref. 52293); djupintervall 0 - 0 m (Ref. 52293). Tropical
Asia: Linshui River basin, China.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 6 - 7; Mjukstrålar i ryggfenan (totalt) : 8; Taggstrålar i analfenan: 1; Mjukstrålar i analfenan: 7 - 8; Ryggkotor: 27 - 28. Diagnosis: Second dorsal fin rays modally I/8; anal fin rays I/7 8; pectoral rays modally 15; scales in lateral lines 28-29, in transverse series 8-10; predorsal scales 7-11; vertebrae (including urostyle) 27-28. First dorsal rays lack filamentous extensions. Anal fin origin at vertical of origin of second branched ray of second dorsal fin. Distance between posterior oculoscapular canal pores and slightly longer than gap between anterior and posterior oculoscapular canals. Body lacks cross bands but with two main horizontal rows of brownish-orange spots in both sexes. Cheek and opercle with a row of 7-10 red to brownish-red spots on lower half in male but lacking these in female. Branchiostegal membrane with 16-22 shiny orange spots with dark grey background in male. Pectoral fin dark grey, base with two prominent black spots in both sexes (Ref. 52293).
Body shape (shape guide): elongated.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Chen, I.-S., P.-J. Miller, H.L. Wu and L.-S. Fang, 2002. Taxonomy and mitochondrial sequence in non-diadromous species of Rhinogobius (Teleostei: Gobiidae) of Hainan Island, southern China. Mar. Freshwat. Res. 53(2):259-273. (Ref. 52293)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: saknar intresse
Verktyg
Särskilda rapporter
Ladda ner XML
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=0.00813 (0.00359 - 0.01840), b=3.08 (2.91 - 3.25), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.2 ±0.4 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (12 of 100). 🛈 |