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Species: Cynoscion analis, Peruvian weakfish

All Families:   All Genera:   All Species:

deep long head
snout crest
D 22-24
LL scales enlarged
pectorals reach pelvic tips
lower gill rakers 9-11
A 14-15
pectoral 27-28
all scales smooth
D2 & A scaled

Cynoscion analis (Jenyns, 1842)

Peruvian weakfish

Elongate, fusiform, compressed, oval cross-section; head deep, long, 29.2-34.5% of SL; ridge down front of snout; eye moderate; mouth distinctly oblique, lower jaw prominently projecting; front of top jaws with 1 pair of large pointed canines; no barbels or pores on chin; gill rakers long and slender, 9-11 lower rakers; preoperculum smooth; dorsal with long base, a small gap separating the two parts, IX-X + I, 22-24;  anal fin with II small (< ½ length of 1st  ray) weak spines, base relatively long, 14-15; pectoral fins 27-28, relatively long, reaching pelvic tip; rear margin of tail slightly concave; scales all smooth; lateral line only slightly curved; inner 3/4 of membranes on soft dorsal and anal fins scaled; pored lateral-line scales about 54-63; lateral line scales larger than adjacent scales, and with small accessory scales.

Back silvery blue, silvery below; all fins except pelvic dark grey, pelvic mid grey; tip of lower jaw dark.

Size: 45 cm.

Habitat: coastal, marine; juveniles enter estuaries and shallow bays.

Depth: 1-50 m.

Colombia to Peru.


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Salinity
  • Marine
  • Brackish
Inshore/Offshore
  • Inshore
  • Inshore Only
Water Column Position
  • Near Bottom
  • Bottom
  • Bottom + water column
  • Mid Water
Habitat
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Sand & gravel
  • Estuary
  • Water column
FishBase Habitat
  • Demersal
Feeding Group
  • Carnivore
  • Data
Diet
  • Octopus/squid/cuttlefish
  • Data
  • Bony fishes
  • Mobile benthic crustacea (shrimps/crabs)
Egg Type
  • Pelagic larva
  • Pelagic
  • No data
Global Endemism
  • TEP non-endemic
  • All species
  • East Pacific endemic
Regional Endemism
  • Tropical Eastern Pacific (TEP) non-endemic
  • Temperate Eastern Pacific, primarily
  • Peruvian province, primarily
  • All species
  • Continent
  • Continent only
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
Length Max
  • 45
Depth Range Min
  • 1
Depth Range Max
  • 50