Shorefishes of the Eastern Pacific online information system

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Species: Chromis crusma, Valparaiso chromis

All Families:   All Genera:   All Species:

body deep
blue-grey
D: XIII; rear spines < central spines
tips D & A round
pectoral passes A origin
length C ~ head

Chromis crusma (Valenciennes in Cuvier & Valenciennes, 1833)

Valparaiso Chromis

Body deep, strongly compressed, back strongly arched; head large (31-34% 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 31-37; a single continuous dorsal fin, XIII (rarely XIV), rear spines shorter than middle spines, 11-13; anal II, 12 (11-13); ends of soft dorsal and soft anal rounded; pectoral long (reaching past anal origin, 30-37% of LS) 19-21 rays; 2-3 short projecting spines at upper and lower base of tail fin; tail moderately forked, top lobe ~ head length; scales large and rough; 19-22 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 pale grey.

Size: reaches 19 cm.

Habitat: benthic on shallow rocky reefs.

Depth: 5-35 m?

Ecuador to Chile.


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Salinity
  • Marine Only
  • Marine
Inshore/Offshore
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Bottom + water column
  • Near Bottom
Habitat
  • Reef only
  • Reef (rock/coral/oyster)
  • Water column
  • Rocks
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Reef Associated
Feeding Group
  • Planktivore
  • No Data
Diet
  • Zooplankton
  • Data
  • Pelagic fish eggs
Egg Type
  • No data
  • Pelagic larva
  • Benthic
Global Endemism
  • TEP non-endemic
  • East Pacific endemic
  • All species
Regional Endemism
  • Continent only
  • Continent
  • All species
  • Tropical Eastern Pacific (TEP) non-endemic
  • Peruvian province, primarily
  • Temperate Eastern Pacific, primarily
Residency
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
  • South Temperate (Peruvian Province )
IUCN Red List
  • Listed
  • Least concern
CITES
  • Not listed
Length Max
  • 19
Depth Range Min
  • 5
Depth Range Max
  • 35