Johnson's Coralbrotula, Diancistrus jeffjohnsoni Schwarzhans, Møller & Nielsen 2005
Johnson's Coralbrotula, Diancistrus jeffjohnsoni. Source: Australian National Fish Collection, CSIRO. License: CC by Attribution-NonCommercial
Summary:
This secretive brotula shelters in crevices on reefs of northern Australia.
Cite this page as:
Dianne J. Bray, Diancistrus jeffjohnsoni in Fishes of Australia, accessed 30 Nov 2023, https://fishesofaustralia.net.au/Home/species/4062
Johnson's Coralbrotula, Diancistrus jeffjohnsoni Schwarzhans, Møller & Nielsen 2005
More Info
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Distribution |
Endemic to northern Australia from Fitzroy Reefs, Western Australia, to Sweers Island, Gulf of Carpentaria, Queensland. |
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Features |
Dorsal fin 70-77; Anal fin 55-63; Vertebrae 11-12+ 30-32=42-44. Eyes that are moderately large (2.4-3.0% SL), D/V 6-7; outer pseudoclasper large, twice the length of the inner pseudoclasper, wing-shaped, with narrow base, flat and its posterior part strongly bent backward; inner pseudoclasper almost completely joined to outer pseudoclasper anteriorly, thin, small, with single tip, not extending over anterior part of outer pseudoclasper; narrow scale patch on cheek with 3-5 scale rows on upper cheek, single large scale on operculum above opercular spine, usually covered by mucus and skin; head is slender, elongate (head depth 14-17% SL); first and second lower preopercular pore with separate opening (not fused as in all other species of the genus); otolith slender, length to height ratio 2.2-2.3, otolith length to sulcus length 2.2-2.4, dorsal rim regularly curved without angles. |
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Etymology |
The species is named jeffjohnsoni for Jeff Johnson of the Queensland Museum, Brisbane, Australia. |
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Species Citation |
Diancistrus jeffjohnsoni Schwarzhans, Møller & Nielsen 2005, The Beagle 21: 117, figs. 34, 35, 40. Type loccality: Sweers Island, Gulf of Carpentaria, QLD, 2-3.5 m. [17°08’S, 139°36’E]. |
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Author |
Dianne J. Bray |
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Resources |
Johnson's Coralbrotula, Diancistrus jeffjohnsoni Schwarzhans, Møller & Nielsen 2005
References
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.
Schwarzhans, W., Møller, P.R. & Nielsen, J.G. 2005. Review of the Dinematichthyini (Teleostei: Bythitidae) of the Indo-West Pacific. Part I. Diancistrus and two new genera with 26 new species. The Beagle, Records of the Museums and Art Galleries of the Northern Territory 21: 73-163.
