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

Life   Vertebrata   Fish   Ariidae   Cathorops

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

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Overview
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.


Attributes
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;


Names
Scientific source:

Links to other sites

References
  • 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.

Acknowledgements

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


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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 | Occurrences | Point map | Introductions | Faunafri

Central and South America: Pacific drainage rivers and estuaries from Panama to Peru.

Size / Weight / Age

Maturity: L m   ?   range ? - ? cm
Max length : 29.0 cm TL male/unsexed; (Ref. 9271 )

Biology     Glossary (e.g. epibenthic)

Found in marine, brackish and fresh waters (Ref. 9271 ). Penetrates lower reaches of rivers (Ref. 9271 ). Marketed fresh (Ref. 9271 ).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator : Ferraris, Jr., Carl J. | Collaborators

Kailola, P.J. and W.A. Bussing , 1995. Ariidae. Bagres marinos. p. 860-886. In W. Fischer, F. Krupp, W. Schneider, C. Sommer, K.E. Carpenter and V. Niem (eds.) Guia FAO para Identification de Especies para lo Fines de la Pesca. Pacifico Centro-Oriental. 3 Vols. FAO, Rome. (Ref. 9271 )

IUCN Red List Status (Ref. 120744 )

  Data deficient (DD)  ; Date assessed: 22 May 2007

CITES (Ref. 118484 )

Not Evaluated

CMS (Ref. 116361 )

Not Evaluated

Threat to humans

  Traumatogenic (Ref. 58010 )




Human uses

Fisheries: commercial FAO(Publication : search ) | FishSource |

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Internet sources

Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes ( gen. , sp. ) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank( genome , nucleotide ) | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Tree of Life | Wikipedia( Go , Search ) | World Records Freshwater Fishing | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82805 ):  PD 50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high]. Bayesian length-weight: a=0.00912 (0.00423 - 0.01964), b=3.04 (2.86 - 3.22), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245 ). Trophic Level (Ref. 69278 ):  4.4   ±0.8 se; Based on size and trophs of closest relatives Resilience (Ref. 120179 ):  Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.). Vulnerability (Ref. 59153 ):  Low to moderate vulnerability (32 of 100) . Price category (Ref. 80766 ):   Medium .

Entered by Garilao, Cristina V. Modified by Bailly, Nicolas Fish Forum
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