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Species: Cathorops manglarensis, Mangrove sea-catfish

All Families:   All Genera:   All Species:

head groove large, deep, straight edges
D spine < pectoral spine
roof mouth: 2 large patches with many molar teeth
gill opening - side only
gill rakers 13-16
pectoral spine - small serrations
A 24-27, base 21+%SL
C lobes wide, round

Cathorops manglarensis Marceniuk, 2007

Mangrove sea-catfish

Body elongate; eye moderate; head long and depressed; top of head rough on rear half, covered with thin skin; central groove on top of head large, deep, with straight edges; bony process on nape short, funnel shaped, plate at base of dorsal fin half-moon shaped; 3 pairs of barbells (on chin and both jaws), top barbels long, 28.4-38.2% of SL; gill opening restricted to sides by adhesion of gill membranes to breast; gill rakers 13-16; rakers on posterior surface of all arches;  lips fleshy, moderately thick; top jaw moderate, with fine teeth at front in a continuous broad band; roof of mouth with two patches of molariform teeth, those patches large, with numerous molars, those patches larger and close together in female, smaller and well separated in male; dorsal rays I, 7, dorsal spine short, thick, shorter than pectoral spine; anal rays 24-27, base long (21.0-24.5%SL); pectoral rays I, 10-11, pectoral spine 18.5-22.5% of SL, with short, inconspicuous serrations on inner margin; tail fin lobes wide, rounded.

Preserved fish brown on back, paler on sides, and white below; fins dusky.

Size: attains 24 cm.

Inhabits brackish river mouths and mangroves.

Depth: 0-20 m?

Known only from Colombia.

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  • Brackish
  • Non Marine
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom + water column
  • Bottom
  • Near Bottom
  • Mangrove
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Water column
  • Estuary
FishBase Habitat
  • Demersal
Feeding Group
  • No Data
  • Carnivore
  • Mobile benthic crustacea (shrimps/crabs)
  • Bony fishes
  • Mobile benthic gastropods/bivalves
  • No Data
  • Mobile benthic worms
Egg Type
  • No pelagic larva
  • No pelagic phase
  • No data
  • Brooded
Global Endemism
  • Tropical Eastern Pacific (TEP) endemic
  • All species
  • East Pacific endemic
Regional Endemism
  • Continental TEP endemic
  • All species
  • Continent
  • Continent only
  • Panamic province endemic
  • TEP endemic
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
IUCN Red List
  • Not evaluated / Listed
  • Not listed
Length Max
  • 24
Depth Range Min
  • 0
Depth Range Max
  • 20