Flagfin Goby, Myersina macrostoma Herre 1934

Other Names: Bigmouth Shrimpgoby

A male Flagfin Goby, Myersina macrostoma, from Cac Ba Island, Vietnam. Source: Rick Winterbottom / FishWise Professional. License: CC BY Attribution-Noncommercial-ShareAlike


A brownish shrimpgoby with a whitish to yellowish stripe along the upper side, a white belly, white or iridescent blue lines on the head, orange spots on second dorsal fin, a yellowish caudal fin with pinkish radiating streaks; anal fin yellow with a dusky submarginal band, pelvic fins brown.

The Flagfin Goby has a greatly elongate first dorsal fin and a large, fan-shaped caudal fin.

Cite this page as:
Bray, D.J. 2018, Myersina macrostoma in Fishes of Australia, accessed 18 Jul 2024, https://fishesofaustralia.net.au/Home/species/2249

Flagfin Goby, Myersina macrostoma Herre 1934

More Info


Recorded in Australia from SE of Anjo Peninsula, Western Australia, to Gunn Point and the Tiwi Islands, Northern Territory. Elsewhere the species occurs in the tropical, west Pacific. Inhabits sandy and silty bottoms on sheltered reefs, sharing burrows with the alpheid shrimps Alpheus djiboutensis and A. rapax.

Species Citation

Myersina macrostoma Herre, 1934. The fishes of the Herre Philippine Expedition of 1931. Vol. 1: 90. Type locality: Culion Harbour, Culion Island, Philippines.


Bray, D.J. 2018


Australian Faunal Directory

Flagfin Goby, Myersina macrostoma Herre 1934


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

Greenfield, D.W. & Randall, J.E. 2018. Myersina balteata, a new shrimp-associated goby (Teleostei: Gobiidae) from Guadalcanal, Solomon Islands. Journal of the Ocean Science Foundation 30: 90–99. doi: http://dx.doi.org/10.5281/zenodo.1404365   Open access

Herre, A.W. 1934. Notes on Fishes in the Zoological Museum of Stanford University. The fishes of the Herre Philippine Expedition of 1931. Hong Kong : The Newspaper Enterprise Vol. 1 106 pp.

Hoese, D.F. & Lubbock, R. 1982. A review of the genus Myersina (Pisces: Gobiidae), with the description of a new species. The Australian Zoologist 21(1): 47-54 figs 1-3

Jaafar, Z. & Hou, Z. 2012. Partner choice in gobiid fish Myersina macrostoma living in association with the alpheid shrimp Alpheus rapax. Symbiosis 56(3): 121-127.

Kottelat, M. 2013. The fishes of the inland waters of southeast Asia: a catalogue and core bibliography of the fishes known to occur in freshwaters, mangroves and estuaries. Raffles Bulletin of Zoology Supplement 27: 1-663 (as Paragobius macrostoma)

Larson, H.K. & Williams, R.S. 1997. Darwin Harbour fishes: a survey and annotated checklist. pp. 339-380 in Hanley, H.R., Caswell, G., Megirian, D. & Larson, H.K. (eds). The Marine Flora and Fauna of Darwin Harbour, Northern Territory, Australia. Proceedings of the Sixth International Marine Biology Workshop. Darwin : Museum and Art Gallery of the Northern Territory 466 pp.

Larson, H.K., Williams, R.S. & Hammer, M.P. 2013. An annotated checklist of the fishes of the Northern Territory, Australia. Zootaxa 3696(1): 1-293.

Masuda, H., Amaoka, K., Araga, C., Uyeno, T. & Yoshino, T. (eds) 1984. The Fishes of the Japanese Archipelago. Tokyo : Tokai University Press Vol. 1–2 437 pp. 247 figs 370 pls.

Winterbottom, R. 2002. A redescription of Cryptocentrus crocatus Wongratana, a redefinition of Myersina Herre (Acanthopterygii; Gobiidae), a key to the species, and comments on relationships. Ichthyological Research 49: 69-75.

Quick Facts

CAAB Code:37428341

Behaviour:In burrows with alpheid shrimps

Depth:2-10 m

Habitat:Sandy, silty bottoms

Max Size:6 cm TL

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CAAB distribution map