Shorefishes of the Eastern Pacific online information system

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Species: Azurina intercrusma, Peruvian chromis

All Families:   All Genera:   All Species:

body deep
blue-grey
D: XII; rear spines = central spines
tips D & A angular
pectoral not reaching A origin
length C > head

Azurina intercrusma (Evermann & Radcliffe, 1917)

Peruvian Chromis

Body deep, strongly compressed, back strongly arched; head moderate (27-31% of LS); snout short, blunt; 1 pair of nostrils; edge of bone under eye smooth; preopercle smooth or with occasional fine serrations; mouth short, protrusible, oblique, opens at front; teeth in 2 rows, outer conical, larger; gill rakers 29-33; a single continuous dorsal fin, XII, rear spines not shorter than middle spines, 14 (13-15); anal II, 13-14; ends of soft dorsal and soft anal distinctly angular; pectoral moderate (usually not reaching anal origin, 28-30% of LS) 19-21 rays; 2-3 short projecting spines at upper and lower base of tail fin; tail moderately forked, top lobe distinctly > head length; scales large and rough; 20-21 lateral line scales; body scaled, most of head scaled, basal parts of the median fins scaled; lateral line incomplete, ends under end of dorsal fin base.

Blue grey above, shading to paler below; fins dark grey. Juvenile: head, body and fins grey; base of pectoral fin black; outer 1/3 of dorsal fin black; outer edges of dorsal, pelvic and anal fins, and upper and lower edges of tail fin iridescent blue.

Size: reaches 28 cm.

Habitat: benthic on shallow rocky reefs.

Depth: 5-35 m?

Ecuador to Chile.


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Salinity
  • Marine
  • Marine Only
Inshore/Offshore
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Bottom + water column
  • Near Bottom
Habitat
  • Rocks
  • Water column
  • Reef (rock/coral/oyster)
  • Reef only
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Reef Associated
Feeding Group
  • Planktivore
  • No Data
Diet
  • Data
  • Pelagic fish eggs
  • Zooplankton
Egg Type
  • Benthic
  • Pelagic larva
  • No data
Global Endemism
  • All species
  • East Pacific endemic
  • TEP non-endemic
Regional Endemism
  • Peruvian province, primarily
  • Continent only
  • All species
  • Temperate Eastern Pacific, primarily
  • Tropical Eastern Pacific (TEP) non-endemic
  • Continent
Residency
  • Resident
Climate Zone
  • South Temperate (Peruvian Province )
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
IUCN Red List
  • Least concern
  • Listed
CITES
  • Not listed
Depth Range Min
  • 5
Depth Range Max
  • 35
Length Max
  • 28