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Teleostei (teleosts) > Gobiiformes (Gobies) > Gobiidae (Gobies) > Gobionellinae
Etymology: Rhinogobius: Greek, rhinos = nose + Latin, gobius = gudgeon (Ref. 45335); ogasawaraensis: The specific name, ogasawaraensis, refers to the type locality "Ogasawara Group", Japan (Ref. 88999).

Environment: milieu / climate zone / depth range / distribution range Ecology

Freshwater; demersal. Tropical

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Asia: Japan. Known only and possibly merely endemic from Anijima Island, Chichijima Island, Hahajima Island and Otoutojima Island, the Bonin Islands (Ogasawara group), Japan (Ref. 88999).

Size / Weight / Age

Maturity: L_m ? range ? - ? cm
Max length : 6.5 cm SL male/unsexed; (Ref. 88999)

Short description Identification keys | Morphology | Morphometrics

Rhinogobius ogasawaraensis is distinguished from all congeneric species by the following unique combination of features: second dorsal fin rays I, 8-9, pectoral fin rays 18-20, predorsal scales 7-16, vertebral count 26, cheek with some red spots, nape with several longitudinal dark stripes, upper part of pectoral fin base with a dark blotch, intermittent dark dotted rows along middle axis of body, no saddle shaped patch of dark dots on dorsal side of body, ventral side of body yellowish white, caudal fin with some dark dotted rows on middle region and the base with a pair of dark brown bars which vertically to each other (Ref. 88999).

Life cycle and mating behavior Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae

Main reference Upload your references | References | Coordinator | Collaborators

Suzuki, T., I-S. Chen and H. Senou, 2012. A new species of Rhinogobius Gill, 1859 (Teleostei: Gobiidae) from the Bonin Islands, Japan. Journal of Marine Science and Technology 19(6):693-701. (Ref. 88999)

IUCN Red List Status (Ref. 130435)

Vulnerable (VU) (B1ab(i,ii,iii)+2ab(i,ii,iii)); Date assessed: 02 March 2018

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Harmless

Human uses

FAO - Publication: search | FishSource |

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Estimates based on models

Phylogenetic diversity index (Ref. 82804): PD₅₀ = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.00977 (0.00442 - 0.02163), b=3.05 (2.86 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).

Trophic level (Ref. 69278): 3.3 ±0.4 se; based on size and trophs of closest relatives

Fishing Vulnerability (Ref. 59153): Low vulnerability (10 of 100).

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Rhinogobius ogasawaraensis Suzuki, Chen & Senou, 2012