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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobionellinae
Etymology: Rhinogobius: Greek, rhinos = nose + Latin, gobius = gudgeon (Ref. 45335); sexistriatus: Name 'sexistriatus' from the Latin words 'sex' and 'striatus', meaning 'six' and 'stripe', in reference to the 6 parallel black stripes on the cheek of the male new species.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
; zoet water benthopelagisch. Subtropical
Asia: China.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 3.5 cm SL mannelijk / geslacht onbekend; (Ref. 138525)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 7; Dorsale zachte stralen (totaal) : 8; Anale stekels: 1; Anale zachte stralen: 7; Wervels: 27. This species is distinguished from its congeners by the following set of characters: second dorsal fin rays I/8; anal fin rays I/7; pectoral fin rays 17; longitudinal scale series 26-28 (modally 27); predorsal scales 4-5 (modally 5); vertebral count 27; cheek with six parallel black stripes on lower side in male; branchiostegal membrane light blue and spotless in male; first dorsal fin bright orange on more than 1/2 dorsal region in male; second dorsal fin brownish yellow with 3 longitudinal rows of brown spots and a distal yellow margin in male; pectoral fin base greyish with a large, wide oblique black mark and an orange spot behind in male; and caudal fin greyish with 5 vertical rows of brown spots in male (Ref. 138525).
Body shape (shape guide): elongated; Cross section: oval.
This species inhabits shallow-water riffles and front region of pools, 20-60 cm. in depth, characterized by large pebble substrates and slow to moderate currents (Ref. 138525).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Chen, I.-S. and S.-C. Wang, 2025. A new freshwater gobiid species of Rhinogobius Gill, 1859 (Teleostei: Gobiidae) from the hillstream of Julongjiang basin, Fujian Province, southeastern China. Zootaxa 5738(1):205-214. (Ref. 138525)
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=0.00813 (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). |
Trofisch niveau (Ref. 69278) |
3.2 ±0.4 se; based on size and trophs of closest relatives |
Weerstandsvermogen (Ref. 120179) |
Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |