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Taxon profile

species

Blue-finned Rock Cod
Cephalopholis microprion (Bleeker, 1852)

kingdom Animalia - animals »  phylum Chordata - chordates »  class Actinopterygii - ray-finned fishes »  order Perciformes - perch-likes »  family Serranidae - sea basses and groupers »  genus Cephalopholis

Scientific synonyms

Epinephelus microprion (Bleeker, 1852)
Serranus microprion Bleeker, 1852

Other names

= Dothead Rockcod

IUCN category:Least Concern

Images

Description

Body depth contained 2.5 to 2.8 times in standard length (for fish 9 to 19 cm standard length). Head length contained 2.3 to 2.5 times in standard length; interorbital area flat or slightly concave; preopercle rounded, finely serrate, the lower edge fleshy; subopercle and interopercle smooth or finely serrate; upper edge of operculum very convex; maxilla naked, extending past eye. Gill rakers 7 to 9 on upper limb, 14 to 17 on lower limb. Dorsal fin with IX spines and 14 to 16 rays; anal fin with III spines and 8 rays: pectoral-fin rays 14 to 16; pectoral fins usually reaching past vertical at anus, their length contained 1.4 to 1.6 times in head length; pelvic-fin length contained 1.9 to 2.1 times in head length; caudal fin well rounded. Body scales ctenoid, without auxiliary scales; lateral-line scales 45 to 51; lateral-scale series 84 to 98.
Colour: Dark brown, the proximal part of each scale darker than the posterior part; some fish with indistinct dark bars on body; head (including jaws) and anterior part of body with numerous small dark-edged blue ocelli; some fish also have blue ocelli on the fins; soft dorsal, anal, and caudal fins usually with a greyish blue margin (narrow or absent at tips of central caudal rays).

Distribution

Tropical eastern Indian Ocean and western Pacific: Andaman Sea, Gulf of Thailand, Indonesia, Philippines, Papua New Guinea, Great Barrier Reef, Solomon Islands, and New Caledonia.

Ecology

C. microprion is a shallow-water species usually found on silty reefs.

Size

Maximum total length about 24 cm.

Taxonomy

Following Boulenger’s (1895) influential work C. microprion was usually considered a synonym of C. pachycentron (C. boenak). Randall (1987) recognized C. microprion as a valid species, and distinguished it from C. boenak.

Sources

Food and Agriculture Organization of the United Nations, 1993, Heemstra, P.C.; Randall, J.E., FAO species catalogue. Vol. 16. Groupers of the world (Family Serranidae, Subfamily Epinephelinae). An annotated and illustrated catalogue of the grouper, rock cod, hind, coral grouper and lyretail species known to date.
Author: Petr Čech

Links and literature

CZ AQUATAB. World Wide Web electronic publication [species/5347]

Plíštil J. (Ed.) (2009): AQUATAB. World Wide Web electronic publication [http://aquatab.net] [as Cephalopholis microprion (Bleeker, 1852)]
Data retrieved on: 17 January 2010
CH DE EN FR IT NL PR SP FishBase [6449]

Froese R., Pauly D. (eds.): FishBase [http://www.fishbase.org]
EN IUCN Red List of Threatened Species 2013.2 [132789]

IUCN Red List of Threatened Species [http://www.iucnredlist.org/] [as Cephalopholis microprion Bleeker, 1852]
Data retrieved on: 27 January 2014

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