Dusky Puller, Chromis caudalis Randall 1988
Other Names: Blue-axil Chromis, Blue-spot Puller, Dusky Chromis
A Dusky Puller, Chromis caudalis, at Cocos (Keeling) Islands in the eastern Indian Ocean, March 2017. Source: cocos_karen / iNaturalist.org. License: CC By Attribution-NonCommercial
Summary:
A brownish to dark greyish-brown puller with an abruptly white caudal peduncle and tail, rear of the dorsal and anal fins whitish to transparent, a blue pectoral-fin axil, a blue leading edge on the pelvic fins, a narrow blue margin on the dorsal and anal fins, a blue rim around the eye, and very long filaments on the caudal-fin lobes.
Cite this page as:
Bray, D.J. 2020, Chromis caudalis in Fishes of Australia, accessed 11 Sep 2024, https://fishesofaustralia.net.au/Home/species/2312
Dusky Puller, Chromis caudalis Randall 1988
More Info
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Distribution |
Bonaparte Achipelago, north Western Australia, and Ashmore Reef in the Timor Sea; also Cocos (Keeling) Islands and Christmas Island in the eastern Indian Ocean. Elsewhere the species is widespread and locally abundant throughout its range in the tropical, east-Indo-west-central Pacific. Small groups feed on zooplankton around ledges and the bases of small caves on steep outer reef slopes at depths to about 55 m. |
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Features |
Dorsal fin XII, 12-14; Anal fin II, 12-13; Pectoral fin 16-18; Spiniform caudal-fin rays 2; Tubed lateral-line scales 13-15; Gill rakers 7-9 + 19-22. Body depth 1.65-1.85 in SL; Head length 3.0-3.25 in SL; Snout length 3.55-3.75 in head; Orbit diameter 2.6-3.2 in head; Interorbital width 2.5-2.85 in head; caudal peduncle depth 1.8-2.0 in head. |
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Etymology |
This specific name is from the Latin caudalis (= having a tail) in "reference to the very long caudal filaments; it has the highest caudal concavity of an) species of Chromis (to 1.6 in the SL)". |
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Species Citation |
Chromis caudalis Randall 1988, Memoirs of Museum Victoria 49(1): 76, fig. 2. Type locality: Alite Reef (off Malaita), Solomon Islands, outer reef slope, 46 m. |
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Author |
Bray, D.J. 2020 |
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Resources |
Dusky Puller, Chromis caudalis Randall 1988
References
Allen, G.R. 1991. Damselfishes of the World. Melle, Germany : Mergus Verlag 271 pp.
Allen, G.R. 1975. Damselfishes of the South Seas. New Jersey : T.F.H. Publications 237 pp. 251 figs.
Allen, G.R. 1996. New records of reef and shore fishes from northwestern Australia. Records of the Western Australian Museum 18: 109-112 See ref online
Allen, G.R. 1997. Marine Fishes of Tropical Australia and South-east Asia. Perth : Western Australian Museum 292 pp. 106 pls.
Allen, G. R. 2001. Family Pomacentridae. pp. 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.
Allen, G.R. & Erdmann, M.V. 2012. Reef fishes of the East Indies. Perth : Tropical Reef Research 3 vols, 1260 pp.
Allen, G.R. & Smith-Vaniz, W.F. 1994. Fishes of Cocos (Keeling) Islands. Atoll Research Bulletin 412: 1-21
Allen, G.R. & Steene, R.C. 1979. The Fishes of Christmas Island, Indian Ocean. Aust. Natl. Parks Wldlf. Ser. Spec. Publ. 2. Canberra : Australian Government Publishing Service 81 pp. 15 pls.
Allen, G.R., Steene, R.C. & Orchard, M. 2007. Fishes of Christmas Island. Christmas Island : Christmas Island Natural History Association 2 edn, 284 pp.
Hobbs, J-P.A., Newman, S.J., Mitsopoulos, G.E.A., Travers, M.J., Skepper, C.L., Gilligan, J.J., Allen, G.R., Choat, H.J. & Ayling, A.M. 2014. Checklist and new records of Christmas Island fishes: the influence of isolation, biogeography and habitat availability on species abundance and community composition. Raffles Bulletin of Zoology Supplement 30: 184–202 https://lkcnhm.nus.edu.sg/rbz/supplement-no-30/
Hobbs, J-P.A., Newman, S .J., Mitsopoulos, G.E.A., Travers, M.J., Skepper, C.L., Gilligan, J.J., Allen, G.R., Choat, H.J. & Ayling, A.M. 2014. Fishes of the Cocos (Keeling) Islands: new records, community composition and biogeographic significance. Raffles Bulletin of Zoology Supplement 30: 203–219 https://lkcnhm.nus.edu.sg/rbz/supplement-no-30/
Hutchins, J.B. 2001. Biodiversity of shallow reef fish assemblages in Western Australia using a rapid censusing technique. Records of the Western Australian Museum 20: 247-270
Kuiter, R.H. 1992. Tropical Reef-Fishes of the Western Pacific, Indonesia and Adjacent Waters. Jakarta : PT Gramedia Pustaka Utama 314 pp. pls.
Randall, J.E. 1988. Three new Indo-Pacific damselfishes of the genus Chromis (Pomacentridae). Memoirs of Museum Victoria 49(1): 73-81 https://doi.org/10.24199/j.mmv.1988.49.05
Rocha, L.A. & Myers, R. 2017. Chromis caudalis. The IUCN Red List of Threatened Species 2017: e.T188366A1864736. Downloaded on 13 September 2020.
