FishBase | Search | All Living Things

Cathorops tuyra (Meek and Hildebrand, 1923)
Besudo sea-catfish

Life   Vertebrata   Fish   Ariidae   Cathorops

ERROR: can't read /DL/db/CP/NAME_link.db database.

Cathorops tuyra
© Copyright Ross Robertson, 2006 · 12
Cathorops tuyra

Click on map for details about points.

IDnature guides


    We parsed the following live from the Web into this page. Such content is managed by its original site and not cached on Discover Life. Please send feedback and corrections directly to the source. See original regarding copyrights and terms of use.
  • FishBase


Main identification features
  • head: central groove - snout to behind eye
  • snout: long, pointed;mouth: small, lips: thick and fleshy
  • sides of roof of mouth - molar teeth
  • gill opening at side
Dorsal rays I,7; anal rays 20; pectoral rays I,10-11; gill rakers on first arch 7 + 13-15; rakers on posterior surface of all arches; body moderately elongate; central groove in top of head from snout to behind eye; snout long, pointed; mouth small; lips fleshy, often thick; gill opening restricted, gill membranes barely forming low fold across mid-throat; jaw bones very wide, with large molar teeth; teeth at front of top jaw in broad band; palate teeth molariform and large, in a pair of well-separated, elongate oval patches.

Grey on back and sides, white below; fins dusky bluish grey.

Maximum size to 30 cm.

Inhabits brackish and fresh water.

Depth: 0-20 m.

Costa Rica to Peru.

Abundance: Common.
Cites: Not listed.
Climate Zone: Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo); South Temperate (Peruvian Province ).
Depth Range Max: 20 m.
Depth Range Min: 0 m.
Diet: bony fishes; mobile benthic crustacea (shrimps/crabs); mobile benthic gastropods/bivalves; mobile benthic worms.
Eastern Pacific Range: Northern limit=11; Southern limit=-9; Western limit=-86; Eastern limit=-78; Latitudinal range=20; Longitudinal range=8.
Egg Type: Brooded; No pelagic larva; No pelagic phase.
Feeding Group: Carnivore.
FishBase Habitat: Demersal.
Global Endemism: Tropical Eastern Pacific (TEP) endemic; East Pacific endemic; All species.
Habitat: Mud; Sand & gravel; Soft bottom only; Soft bottom (mud, sand,gravel, beach, estuary & mangrove); Freshwater.
Inshore Offshore: Inshore; Inshore Only.
IUCN Red List: Not evaluated / Listed.
Length Max: 30 cm.
Regional Endemism: Continent; Continent only; TEP endemic; Continental TEP endemic; Panamic province endemic; All species.
Residency: Resident.
Salinity: Brackish; Freshwater; Non Marine.
Water Column Position: Bottom; Bottom only;

Scientific source:

Links to other sites

  • Fischer , W. , Krup , F. , Schneider , W. , Sommer , C. , Carpenter , K. E. and Niem, V. H., 1995., Guia FAO para la Identificacion de Especies de para los fines de la Pesca. Pacifico Centro-Oriental. Volumen II. Vertebrados - Parte 1., FAO2:647-1200.
  • Fowler, H.W., 1944., Results of the Fifth George Vanderbilt Expedition (1941) (Bahamas, Caribbean sea, Panama, Galapagos Archipelago and Mexican Pacific Islands). The Fishes., Acad. Nat. Sci. Philadel., Monographs, 6:57-529.
  • Jimenez-Prado, P., BÚarez, P., 2004., Peces marinos del Ecuador continental / Marine fishes of continental Ecuador., SIMBIOE/NAZCA/IFEA tomo 1 y 2.
  • Lopez , M. I. and Bussing, W. A., 1982., Lista provisional de los peces marinos de la Costa Rica., Revista de Biologia Tropical, 30(1):5-26.
  • Meek , S.E. and Hildebrand, S.F., 1923., The marine fishes of Panama. Part I., Field Mus. Nat. Hist., Zool. Ser. Publ., XV:1-330.
  • Rojas , J. R. , Castro , M. and Pizarro, J. F., 1994., Epoca de desove, fecundidad y morfologÝa en cinco especies Ýcticas (Pisces: Ariidae) e manglar en Costa Rica., Revista de Biologia Tropical, 42:751-754.


I thank Ashley MacDonald and John Pickering, University of Georgia, for technical support in building this page.

Supported by
go to Discover Life's Facebook group

Following modified from FishBase
   Top | See original ---> --->

You can sponsor this page

Common name (e.g. trout)

Genus + Species (e.g. Gadus morhua)

Cathorops tuyra (Meek & Hildebrand , 1923)

Besudo sea catfish Upload your photos  and  videos
Pictures | Google image Image of Cathorops tuyra (Besudo sea catfish) Cathorops tuyra
Picture by Robertson, R.

Classification / Names Common names | Synonyms | Catalog of Fishes ( gen. , sp. ) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (ray-finned fishes) > Siluriformes (Catfish) > Ariidae (Sea catfishes) > Ariinae
Etymology: Cathorops: Greek, kathorao = to observe, to watch + Greek, ops = appearance (Ref. 45335 ) .  More on authors: Meek & Hildebrand .

Environment: milieu / climate zone / depth range / distribution range Ecology

Marine; freshwater; brackish; demersal.   Tropical; 8°N - 5°S

Distribution Countries | FAO areas | Ecosystems

Updated: 2020-06-02 06:33:23 gmt
FishBase | Search | All Living Things | Top
© Designed by The Polistes Corporation