Shorefishes of the Eastern Pacific online information system

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Species: Cynoscion albus, Queen weakfish, Whitefin weakfish

All Families:   All Genera:   All Species:

in mouth yellow
lower jaw tip black
D X(IX-X) +I, 19-22
C: center point
pectoral > pelvic
LL 54-58
scales: body & operculum rough, head smooth
LL scales smaller
D2 & A - low scale sheath

Cynoscion albus (Günther, 1864)

Queen weakfish, Whitefin weakfish

Elongate, fusiform, compressed, oval cross-section; head low, pointed, not spongy on top; eye moderate; mouth large, oblique, lower jaw projecting beyond upper jaw; front of top jaws with 1 pair of large pointed canines; no barbels or pores on chin; gill rakers long and slender, 8-9 lower rakers; preoperculum smooth; dorsal with long base, deep notch, X (IX-X) + I, 19-22;  anal fin with II small (< ½ length of 1st  ray) weak spines, 8-9 rays; pectoral fins 17-18, relatively long, reaching half way to anus; rear margin of tail with blunt point or S shaped; scales large, rough on body, smooth on head;  soft dorsal and anal fins with a basal sheath 3 scales wide; lateral line arched anteriorly and straight well before level of anus; pored lateral-line scales 54-58; lateral line scales smaller than adjacent scales, and with small accessory scales.

Color mainly silvery, bluish-grey above with black opercle lining; fins clear or whitish; inside mouth yellow; tip of lower jaw  black.

Size: reaches 130 cm.

Inhabits coastal waters, including estuaries and river mouths.

Depth: 1-50 m.

The SE Gulf of Mexico to Peru.


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Salinity
  • Marine
  • Brackish
  • Freshwater
Inshore/Offshore
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Bottom + water column
  • Mid Water
  • Near Bottom
Habitat
  • Estuary
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Sand & gravel
  • Water column
FishBase Habitat
  • Bentho-Pelagic
Feeding Group
  • Data
  • Carnivore
Diet
  • Mobile benthic crustacea (shrimps/crabs)
  • Bony fishes
  • Octopus/squid/cuttlefish
  • Data
Egg Type
  • Pelagic larva
  • Pelagic
  • No data
Global Endemism
  • All species
  • Tropical Eastern Pacific (TEP) endemic
  • East Pacific endemic
Regional Endemism
  • TEP endemic
  • Continent
  • Continental TEP endemic
  • Continent only
  • 3 provinces (Cortez + Mexican + Panamic) endemic
  • All species
Residency
  • Resident
Climate Zone
  • Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
  • South Temperate (Peruvian Province )
  • Northern Subtropical (Cortez Province + Sinaloan Gap)
IUCN Red List
  • Listed
  • Data deficient
CITES
  • Not listed
Length Max
  • 130
Depth Range Min
  • 1
Depth Range Max
  • 50