Coris julis (Linnaeus, 1758)
Mediterranean rainbow wrasse
Coris julis
photo by Patzner, R.

Family:  Labridae (Wrasses), subfamily: Corinae
Max. size:  30 cm SL (male/unsexed); max. reported age: 7 years
Environment:  reef-associated; depth range 0 - 120 m
Distribution:  Eastern Atlantic: Sweden to south of Cape Lopez, Gabon. Also known from the Mediterranean Sea. Specimen of Coris from Cape Verde and Senegal southward are probably Coris atlantica (Ref. 33411), here still treated as a junior synonym pending a definite publication of validity.
Diagnosis:  Dorsal spines (total): 8-10; Dorsal soft rays (total): 11-12; Anal spines: 3-3; Anal soft rays: 11-12. Snout with 4-6 cephalic pores. Spiny rays flexible. No scales on head and on base of dorsal and anal fins. Vertebrae 25-26. Males: first 3 dorsal rays elongated, with an orange or red and black spot. Along the flanks, a- longitudinal zigzag orange or red stripe. Females and juveniles: a longitudinal large whitish stripe along flanks, a mid-longitudinal zigzag, dark brown stripe.
Biology:  Occurs in the littoral zone, near rocks and eelgrass beds. Usually found between 1-60 m, but old males stay in deeper water. Found in deeper waters during winter. Sometimes solitary, among rocks, often with numerous specimens in its immediate vicinity. Buries itself in sand at night or when frightened. Feeds on small gastropods, sea urchins, shrimps, worms, isopods and amphipods. Sexually mature when 1 year old. Protogynous species; females change sex to become males; specimen above 18 cm length are all males (Ref. 35388). Pelagic eggs (Ref. 4742).
IUCN Red List Status: Least Concern (LC); Date assessed: 11 February 2009 Ref. (120744)
Threat to humans:  harmless
Country info:   

Entered by: Luna, Susan M. - 17.10.90
Modified by: OrtaƱez, Auda Kareen - 29.01.08
Checked by: Froese, Rainer - 22.07.02

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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