Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Kyphosidae
(Sea chubs) > Kyphosinae
Etymology: Kyphosus: Greek, kyphos = bent (Ref. 45335). More on author: Evermann.
Environment: milieu / climate zone / depth range / distribution range
Marine; benthopelagic; depth range 0 - 8 m (Ref. 9310). Subtropical; 37°N - 20°N, 123°W - 105°W
Eastern Central Pacific: Monterey Bay in California, USA to Gulf of California.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 45.0 cm TL male/unsexed; (Ref. 9310)
soft rays: 10;
Vertebrae: 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).
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).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Pelagic spawner (Ref. 56049).
Knudsen, S.W. and K.D. Clements, 2013. Revision of the fish family Kyphosidae (Teleostei: Perciformes). Zootaxa 3751(1):001-101. (Ref. 95491)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 115941)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): 18.2 - 26.9, mean 23.2 (based on 114 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01622 (0.00788 - 0.03339), b=3.06 (2.87 - 3.25), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245
Trophic Level (Ref. 69278
): 2.0 ±0.0 se; Based on diet studies.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate vulnerability (41 of 100) .