Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) >
Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobionellinae
Etymology: Rhinogobius: Greek, rhinos = nose + Latin, gobius = gudgeon (Ref. 45335); longyanensis: The specific name, longyanensis, refers to the type locality of "Long-Yan City", Julongjiang Basin in Fujian Province, China.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic. Subtropical
Asia: China (apparently endemic within Julongjiang Basin).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 4.3 cm SL male/unsexed; (Ref. 79602)
Short description
Identification keys | Morphology | Morphometrics
Anal spines: 1; Anal soft rays: 7 - 8. Rhinogobius longyanensis can be distinguished from all other species of Rhinogobius by the unique combination of the following characters: second dorsal fin rays I, 8; anal fin rays I, 7-8; pectoral fin rays modally 17; longitudinal scale rows 30-32; predorsal scales 7-8; and vertebral count 10 + 17 = 27; body with 5-6 blackish brown blotches; 3 parallel, deep brown oblique stripes crossing on cheek in male; branchiostegal membrane with 24-28 shiny orange red spots in male; pectoral fin base with a horizontal, deep black bar which is sharply pointed posteriorly (Ref. 79602).
Body shape (shape guide): elongated; Cross section: circular.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Chen, I.-S., Y.-H. Cheng and K.-T. Shao, 2008. A new species of Rhinogobius (Teleostei: Gobiidae) from the Julongjiang Basin in Fujian Province, China. Ichthyol. Res. 55:335-343. (Ref. 79602)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
Fisheries: of no interest
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