Yellowstriped Dartfish, Parioglossus formosus (Smith 1931)

Other Names: Beautiful Hover Goby, Schooling Goby, Yellow-striped Dartfish

A Yellowstriped Dartfish, Parioglossus formosus, from Garreru Island, Palau. Source: Rick Winterbottom / FishWise Professional. License: CC by Attribution-NonCommercial-ShareAlike

A pale greyish dartfish with a yellow stripe along the upper part of the head and body, a broad black stripe from the snout to the lower part of the caudal fin, and a narrow blackish stripe from between the eyes running along the dorsal-fin base and onto the upper part of the caudal fin.

Cite this page as:
Bray, D.J. 2018, Parioglossus formosus in Fishes of Australia, accessed 23 Sep 2023,

Yellowstriped Dartfish, Parioglossus formosus (Smith 1931)

More Info


Recorded from Kendrew Island, Western Australia, and the northern Great Barrier Reef to Heron Island, Queensland. The species occurs elsewhere in the tropical, west Pacific.
Inhabits sheltered areas on shallow coastal reefs, in mangrove-lined inlets, estuaries, and the lower freshwater parts of rivers. Yellowstriped Dartfish hover in schools among mangrove roots, riverbank vegetation, and branching corals.


Feeds on zooplankton.

Species Citation

Herrea formosa Smith, 1931, Proc. U. S. Nat. Mus. 79(2873): 40. Type locality: Koh Chula, off mouth of Chantabun River, Thailand.


Bray, D.J. 2018

Yellowstriped Dartfish, Parioglossus formosus (Smith 1931)


Allen, G.R. 1997. Marine Fishes of Tropical Australia and South-east Asia. Perth : Western Australian Museum 292 pp. 106 pls.

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

Allen, G.R. & Swainston, R. 1988. The Marine Fishes of North-Western Australia. A field guide for anglers and divers. Perth, WA : Western Australian Museum vi 201 pp., 70 pls.

Donaldson, T.J. & Myers, R.F. 2002. Insular freshwater fish faunas of Micronesia: patterns of species richness and similarity. Environmental Biology of Fishes 65: 139-149.

Hoese, D. 2012. Parioglossus formosus. The IUCN Red List of Threatened Species. Version 2014.3. . Downloaded on 11 December 2014.

Hutchins, B. 2004. Fishes of the Dampier Archipelago, Western Australia. Records of the Western Australian Museum, Supplement 66: 343–398.

Larson, H.K. & Murdy, E.O. 2001. Eleotridae, Gobiidae. pp. 3574-3604 in Carpenter, K.E. & Niem, T.H. (eds). The Living Marine Resources of the Western Central Pacific. FAO Species Identification Guide for Fisheries Purposes. Rome : FAO Vol. 6 pp. 3381-4218.

Myers, R.F. 1999. Micronesian Reef Fishes. A comprehensive guide to the coral reef fishes of Micronesia. Guam : Coral Graphics vi 330 pp. 192 pls.

Randall, J.E. 2005. Reef and shore fishes of the South Pacific. New Caledonia to Tahiti and the Pitcairn Islands. Honolulu : University of Hawaii Press 707 pp.

Randall, J.E., Allen, G.R. & Steene, R. 1997. Fishes of the Great Barrier Reef and Coral Sea. Bathurst : Crawford House Press 557 pp. figs.

Rennis, D.S. & Hoese, D.F. 1985. A review of the genus Parioglossus, with descriptions of six new species (Pisces : Gobioidei). Records of the Australian Museum 36: 169-201 figs 1-37

Smith, H.M. 1931. Descriptions of new genera and species of Siamese fishes. Proceedings of the United States National Museum 79(2873): 1-48 figs 1-22

Wang, R. & Winterbottom, R. 2006. Osteology and phylogeny of Parioglossus (Teleostei, Gobioidei), with a revised key to the species. Zootaxa 1131: 1-32.

Quick Facts

CAAB Code:37435010

Conservation:IUCN Least Concern

Depth:to 15 m

Habitat:Reef associated, mangroves

Max Size:4 cm TL

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Species Maps

CAAB distribution map