Kyphosus azureus (Jenkins & Evermann, 1889)
Zebra-perch sea chub
photo by Allen, G.R.

Family:  Kyphosidae (Sea chubs)
Max. size:  45 cm TL (male/unsexed)
Environment:  benthopelagic; marine; depth range 0 - 8 m
Distribution:  Eastern Central Pacific: Monterey Bay in California, USA to Gulf of California.
Diagnosis:  Dorsal spines (total): 11-11; Dorsal soft rays (total): 10-11; Anal spines: 3-3; Anal soft rays: 10-10; Vertebrae: 25-25. This species is distinguished by the following characters: interorbital region scaleless; mouth terminal; teeth incisiform; 5-9 vertical dark bands on body; D XI,10-11 rays; A III,10; gill rakers 4-5 + 11-12; 49-55 lateral line scales, of which 45-49 have pores; longitudinal row 43-49 scales; cheek scales 5-6; postorbital scales 7-8; precaudal vertebrae 10, caudal vertebrae 15; pterygiophores, 19-20 on dorsal, 11 on anal (Ref. 95491).
Biology:  Inhabit shallow inshore areas to 8 m depth (Ref. 9310); coastal rocky reefs and reef flats with algal growth (Ref. 95491). Exclusively herbivorous (Ref. 95491). Encountered frequently in schools near Abudefduf troschelii. Pelagic spawner (Ref. 56049). Also caught with harpoons (Ref. 9310).
IUCN Red List Status: Least Concern (LC); Date assessed: 23 May 2007 Ref. (130435)
Threat to humans:  harmless


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