Diplodus sargus kotschyi   (Steindachner,  1876) (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: Randall, J.E.

Size: Maximum 30 cm; common to 15 cm

Color: Silvery grey with bluish reflections, becoming paler ventrally; longitudinal dark streaks along rows of scales, more conspicuous on midlateral region of sides; a distinct, round, black blotch on caudal peduncle just behind dorsal fin, less large than, or about equal to eye; a dark spot on pectoral fin axils; spinous dorsal fin grey, membranes darker than spines; soft dorsal, anal fins and caudal fin dark with a light orange tinge; pelvic fins dusky, darkened on outer rays; pectoral fins hyaline, with a light brownish tinge. Young individuals with 8 or 9 transverse dark bars.

Body oval, rather deep, compressed, its depth 2 to 2.3 times in standard length. Head profile fairly steep (almost straight) from tip of snout to nape and strongly convex on back; snout pointed, mouth rather protrusible, the maxilla reaching to about below anterior margin of eye; both jaws with normally 8 broad incisor-like teeth anteriorly, compressed and forwardly-inclined; laterally 3 or 4 upper and 2 or 3 lower rows of rounded molar-like teeth and smaller ones just behind the incisors; gillrakers 8 to 10 on the lower limb of first arch. Dorsal fin with 12 spines and 13 to 15 soft rays; anal fin with 3 spines and 12 to 14 soft rays; pectoral fins long, reaching to anal spines; caudal fin forked. Scales moderate, 60 to 68 in lateral line, 7 or 8 between lateral line and 4th dorsal spine; a well developed scaly sheath at bases of dorsal and anal fins.

Synonym (s)
Diplodus noct Valenciennes, 1830

Common Name (s)
• One Spot Seabream (English)
Economic Importance and Threats

Habitat:  Rocky, Coastal
Trophic Level:  Consumer
Prey:  Algae and small invertebrates



Literature Source(s)
  • Fischer, W and Bianchi, G (Eds.) (1984) FAO species identification sheets for fishery purposes. Western Indian Ocean (Fishing Area 51) FAO, Rome 4 Available at - http://www.fao.org/docrep/009/ad468e/ad468e00.HTM#Contents
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Froese, R and Pauly, D (2000) Fishbase 2000: Concepts, design and data sources ICLARM 344 pp Available at - http://www.fishbase.org

Page last updated on:2010-05-12

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