IUCN threat status:

Least Concern (LC)

Comprehensive Description

Read full entry


  Common names: sea-catfish (English), congo (Espanol)
Cathorops hypophthalmus (Steindachner, 1877)

Gloomy sea-catfish

Body elongate; head narrow and flattened; eye position relatively low, opposite corner of mouth; top of head rough at rear, covered with thin skin; a long, narrow groove along top of head, deeper at rear; bone between head shield and base of dorsal fin triangular, with relatively long and narrow tip; 3 pairs of barbells (on chin and both jaws), top barbel long (reaches as far as dorsal fin); lips thin and ruffled; jaws thin, with fine teeth, in several rows, front teeth smaller than back; a small, narrow oval patch of teeth on each side of palate, on each patch inner teeth are molariform, outer teeth conical; gill opening restricted to sides by adhesion of gill membranes to breast;  gill rakers 37-40, rakers present on posterior surface of all arches; dorsal fin high, I, 7; anal rays 21-23; pectoral rays I, 10-11.

Back and upper side bluish or brown, sometimes with purple sheen, silvery white below; fins dusky, dorsal and caudal with darker margin.

Size: reaches 35 cm.

Inhabits brackish estuaries and fresh water.

Depth: 0-20 m.

Costa Rica and Panama.   


Creative Commons Attribution Non Commercial 3.0 (CC BY-NC 3.0)

© Shorefishes of the tropical eastern Pacific online information system. www.stri.org/sftep

Source: Shorefishes of the Tropical Eastern Pacific Online Information System

Belongs to 0 communities

This taxon hasn't been featured in any communities yet.

Learn more about Communities


EOL content is automatically assembled from many different content providers. As a result, from time to time you may find pages on EOL that are confusing.

To request an improvement, please leave a comment on the page. Thank you!