Hookcheek Dwarfgoby, Eviota ancora Greenfield & Suzuki 2011
A Hookcheek Dwarfgoby, Eviota ancora, at Lizard Island, Great Barrier Reef, Queenland, February 2018. Source: Anne Hoggett, Lizard Island Field Guide / http://lifg.australianmuseum.net.au/. License: CC by Attribution-NonCommercial
Summary:
A semi-transparent pygmy goby with a distinctive orange hook-shaped marking from the eye across the gill cover, a silvery-white abdomen with dark brown and orange markings, a series of dark internal dashes above the vertebral column, interspaced with silver dashes, a series of small orange spots on nape and dorsal midline interspaced with tiny white bars, and reddish-orange tubular nostrils.
Cite this page as:
Bray, D.J. 2025, Eviota ancora in Fishes of Australia, accessed 23 May 2025, https://fishesofaustralia.net.au/Home/species/5690
Hookcheek Dwarfgoby, Eviota ancora Greenfield & Suzuki 2011
More Info
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Distribution |
Lizard Island, Great Barrier Reef, Queensland. Elsewhere the species occurs in the The West Pacific: northern Sulawesi, the Raja Ampat Islands and Maluka, (Indonesia), and the Philippines, Taiwan, and the Ryukyu Islands, Japan. Inhabits sandy areas adjacent to reefs. |
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Features |
Dorsal fin VI+I,8; Anal fin I,7; Pectoral fin 16, rays unbranched; Caudal fin branched rays 12, segmented rays 17; Lateral scale rows 23; Transverse scale rows 7. Breast and pectoral-fin base scaleless; anterior spines of first dorsal fin extending just past origin of second dorsal fin; pelvic fins reaching to third anal-fin ray, 5th segmented pelvic-fin ray 10 % of 4th ray, branches on 4th pelvic-fin ray 4, 4 segments between branches; male genital papilla non-fimbriate. |
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Similar Species |
Differs from all other species of Eviota in having a distinctive color pattern, particularly the hook-shaped orange marking on the side of the head. |
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Etymology |
The specific name is from the Latin ancora (= hooked), in reference to the distinctive orange hook-shaped marking on the side of the head. |
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Species Citation |
Eviota ancora Greenfield & Suzuki 2011, Zootaxa 2812: 63, Figs. 1-3. Type locality: Iriomote-jima Islands, Uehara Beach, 24°25'03.27"N, 123°48'07.36"E, Ryukyu Islands, Japan. |
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Author |
Bray, D.J. 2025 |
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Resources |
Hookcheek Dwarfgoby, Eviota ancora Greenfield & Suzuki 2011
References
Greenfield, D.W. 2017. An overview of the dwarfgobies, the second most speciose coral-reef fish genus (Teleostei: Gobiidae: Eviota). Journal of the Ocean Science Foundation 29: 32-54. http://dx.doi.org/10.5281/zenodo.1115683
Greenfield, D.W. & Suzuki, T. 2011. Two new goby species of the genus Eviota from the Ryukyu Islands, Japan (Teleostei: Gobiidae). Zootaxa 2812: 63-68, https://doi.org/10.11646/zootaxa.2812.1.5
Greenfield, D.W. & Winterbottom, R. 2016. A key to the dwarfgoby species (Teleostei: Gobiidae: Eviota) described between 1871 and 2016. Journal of the Ocean Science Foundation 24: 35-90 https://doi.org/10.5281/zenodo.219620
Larson, H. 2019. Eviota ancora. The IUCN Red List of Threatened Species 2019: e.T199653A129848016. https://dx.doi.org/10.2305/IUCN.UK.2019-3.RLTS.T199653A129848016.en. Accessed on 26 September 2022.
Senou, H., Suzuki, T., Shibukawa, K. & Yano, K. 2004. A photographic guide to the gobioid fishes of Japan. Tokyo : Heibonsha, Ltd. 534 pp. (as Eviota sp. 7)
