Shorefishes of the Eastern Pacific online information system

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Species: Cynoscion xanthulus, Orange-mouth weakfish, Orangemouth corvina

All Families:   All Genera:   All Species:

mouth reaches past eye
D IX + I, 19-20
C: blunt point
inside mouth orange
pectoral well short pelvic tip
scales: body rough, head & operculum smooth
D2 & A - low scale sheath
LL 58-68 pores

Cynoscion xanthulus Jordan & Gilbert, 1882

Orangemouth corvina, Orange-mouth weakfish

Elongate, fusiform, compressed, oval cross-section; snout pointed, nape profile convex; mouth strongly oblique, ends after eye, lower jaw very prominent; front of top jaws with 1 pair of large pointed canines; no pores or barbels on chin; 8-10 lower gill rakers; margin of preopercle smooth; dorsal with long base, no gap separating the two parts, IX + I, 19-20; anal II, 8-9; pectoral fins short, end well before tips of depressed pelvic fins; tail fin with blunt point, more sharply pointed in young; scales rough on body, smooth on head & operculum; soft dorsal and anal fins with low (1-2 scales) basal scaly sheath; 58-68 pored scales on lateral line, these larger than adjacent rows and with small accessory scales.

Color silver, bluish on upper back; inside of mouth bright yellow orange; pectoral axil blackish; caudal fin yellow.

Size: grows to 90 cm; 24.6 kg.

Inhabits coastal waters.

Depth: 1-50 m.

Central Baja and Gulf of California to southern Mexico.


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Salinity
  • Brackish
  • Marine
Inshore/Offshore
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Mid Water
  • Bottom + water column
  • Near Bottom
Habitat
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Sand & gravel
  • Water column
  • Estuary
FishBase Habitat
  • Bentho-Pelagic
Feeding Group
  • Carnivore
  • No Data
Diet
  • Bony fishes
  • Mobile benthic crustacea (shrimps/crabs)
  • No Data
  • Octopus/squid/cuttlefish
Egg Type
  • No data
  • Pelagic
  • Pelagic larva
Global Endemism
  • Tropical Eastern Pacific (TEP) endemic
  • East Pacific endemic
  • All species
Regional Endemism
  • Continent
  • Continent only
  • TEP endemic
  • Continental TEP endemic
  • All species
  • Cortez + Mexican provinces endemic
Residency
  • Resident
Climate Zone
  • North Temperate (Californian Province &/or Northern Gulf of California)
  • Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
  • Northern Subtropical (Cortez Province + Sinaloan Gap)
IUCN Red List
  • Listed
  • Data deficient
CITES
  • Not listed
Length Max
  • 90
Depth Range Min
  • 1
Depth Range Max
  • 50