Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > 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
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)
Morphology | Morphometrics
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).
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. 120744)
CITES (Ref. 118484)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00851 (0.00385 - 0.01883), b=3.08 (2.89 - 3.27), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.2 ±0.4 se; Based on size and trophs of closest relatives
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .