Shorefishes of the Greater Caribbean online information system

Español  Contact

Species: Cathorops wayuu, Wayuu sea-catfish, Wayuu sea catfish

All Families:   All Genera:   All Species:

body elongate
head shield - dense granules
D spine > pectoral spine
pectoral spine inconspicuous serrations
not yellow
bone behind head shield 9.1-11.5% SL, profile straight
eye small
too barbell to/past pectoral spine
gill rakers: 1st arch 17-20, 2nd arch 16-19
A 19-24

Cathorops wayuu Marceniuk et al, 2012

Wayuu Sea Catfish

Body elongate; head long, depressed, profile a little higher at rear, straight to concave on front & rear sides; snout  long, rounded/ blunt; 2 pairs of close-set nostrils; no fleshy furrow extends across snout and connects rear nostrils; eyes small, on side; shield on top of head rough & granular, covered with thin skin, extending back past eyes, its rear process funnel shaped, short, moderately wide at rear, its profile straight to slightly convex, its length 9.1-11.5% of SL, 60-90% of head width, meets a short, narrow crescent-shaped plate at front of base of dorsal fin spine; a groove along top of head, front part fleshy, conspicuous, extending to level of rear nostrils, rear part bony, deep, with straight edges, tapering to rear; three pairs of relatively short, narrow barbels (on chin and both jaws), that of top jaw reaching to/past pectoral spine base in adult; mouth small, opens at front or slightly below; lips thin; one pair of oval, close-set tooth patches on roof of mouth, of variable size, with molar teeth, males with fewer, smaller teeth; gill opening restricted to sides by adhesion of gill membranes to breast; well developed, uniformly distributed gill rakers present on front and  rear surfaces of first two gill arches, 17-20 (rarely 21) at front of 1starch, 16-19 on 2nd arch, no papillae between gill rakers; dorsal spine short (~20% SL), thick, front surface granular on basal 2/3, short serrations above, rear surface all with short serrations; pectoral spine relatively short (~18% SL,< dorsal spine), all of front edge with granules/small serrations, ~all rear edge with inconspicuous, short serrations; anal fin  moderately deep, relatively short, 19-24 rays, outer edge concave; tail base low; tail fin deeply forked, lobes moderately long, top lobe longer; a complete lateral line, with branches to top and bottom base of tail fin, no scales.

Grey above, silvery white on sides & belly; fins dusky, often with red tinges, anal fin lighter than other fins; top jaw barbell dark, chin barbell lighter.

Reaches 39.5 cm.

Lives in brackish and coastal marine waters.

Depth: 0-20 m.

E Colombia to the Gulf of Paria.

Note: Genetically distinct from the cooccuring C. mapale, but the two species cannot be reliably distinguished morphologically.


High Resolution Map Download

Species Data Create Report Export as Word File Export as Excel File
Salinity
  • Brackish
  • Marine
Inshore/Offshore
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
Habitat
  • Sand & gravel
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Soft bottom only
  • Mangrove
  • Estuary
  • Mud
FishBase Habitat
  • Demersal
Feeding Group
  • Carnivore
Diet
  • Bony fishes
  • Mobile benthic crustacea (shrimps/crabs)
Egg Type
  • Brooded
Global Endemism
  • Greater Caribbean endemic
  • West Atlantic Endemic
  • All species
Regional Endemism
  • GC endemic
  • All species
  • Caribbean endemic
  • Continent
  • Continent only
Residency
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
IUCN Red List
  • Not evaluated / Listed
CITES
  • Not listed
Length Max
  • 39.5
Depth Range Min
  • 0
Depth Range Max
  • 20