Akihito's Goby, Exyrias akihito Allen & Randall 2005


Akihito's Goby, Exyrias akihito, at Vanguna Island, Solomon Islands. Source: Mark Rosenstein / iNaturalist. License: CC by Attribution-NonCommercial-ShareAlike

Summary:
A pale bluish-grey goby with pale orange-brownish spots on the dorsal, anal and caudal fins, orange stripes and a row of paired dark brown spots along the sides, ending in a single spot on the caudal-fin base. The first dorsal fin has filamentous spines.

Cite this page as:
Dianne J. Bray, Exyrias akihito in Fishes of Australia, accessed 25 Aug 2019, http://fishesofaustralia.net.au/Home/species/1368

Akihito's Goby, Exyrias akihito Allen & Randall 2005

More Info


Distribution

Tijou Reef to Escape Reef, QLD; tropical, west Pacific. Inhabits sandy and rubble areas in clear water near coral reefs.

Features

Dorsal fin VII + 10; Anal fin I, 9; Pectoral fin 17; Caudal fin 17 (segmented rays), 12-15 (branched rays).; Longitudinal scale series 28 (28-30). 
Dorsal-fin spines elongate, filamentous, the second longest (1.59-2.07 in SL).

Colour

Pale bluish-grey with small yellow to brownish-orange spots on the head and body, those on body mostly joined to form stripes along the scale rows; 4 pairs of dark brown spots on lower sides, and a single spot at the caudal-fin base; a few smaller dark brown spots on body, mostly in a row dorsally and one ventrally; dorsal and caudal fins covered with numerous, relatively large, orangish to yellowish brown spots.

Etymology

Named akihito in honour of the Emperor of Japan, in recognition of his significant contribution to our knowledge of gobiid systematics. Many of the type specimens ofE. akihito were supplied by the Biological Laboratory of the Imperial Household in Tokyo.

Species Citation

Exyrias akihito Randall & Allen, 2005, Bull. Raffles Mus. 53(2): 231, figs 1-6. Type locality: Amitori Bay, Iriomote Island, Yaeyama Islands, Okinawa Pref., Japan. 

Author

Dianne J. Bray

Akihito's Goby, Exyrias akihito Allen & Randall 2005

References


Allen, G.R. & Erdmann, M.V. 2012. Reef fishes of the East Indies. Perth : Tropical Reef Research 3 vols, 1260 pp.

Kuiter R.H. & Tonozuka, T. 2001. Indonesian Reef Fishes. Part 3.  Jawfishes - Sunfishes, Opistognathidae - Molidae. Melbourne : Zoonetics pp. 623–893.

Randall, J.E. & Allen, G.R. 2005. Exyrias akihito, a new species of coral-reef goby (Gobiidae) from the western Pacific. Bulletin of the Raffles Museum 53(2): 231-235. PDF Open access

Quick Facts


CAAB Code:37428395

Depth:10-50 m

Habitat:Reef associated, sandy areas

Max Size:15 cm TL

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