Cathorops tuyra

{{Short description|Species of fish}}

{{Speciesbox

| image = Cathorops tuyra SI2.jpg

| status = DD

| status_system = IUCN3.1

| status_ref = Cooke, R., Acero, A., Betancur, R., Rojas, P. & Cotto, A. (2010). Cathorops tuyra. The IUCN Red List of Threatened Species {{doi|10.2305/IUCN.UK.2010-3.RLTS.T183735A8167035.en}}

| taxon = Cathorops tuyra

| authority = (Meek & Hildebrand, 1923)

| range_map = Cathorops tuyra range.png

| synonyms = *Arius tuyra

• Tachysurus tuyra

}}

Cathorops tuyra, the Besudo sea catfish, is a species of sea catfish. It is found in shallow coastal and estuarine waters of the eastern Pacific from Costa Rica to southern Peru. Maximum recorded body length is 29 cm.