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| Common names: sea-catfish (English), congo (Espanol), bagre (Espanol) |
Cathorops fuerthii (Steindachner, 1877)
Body moderately robust; eye small (3.0-4.0 in space between eyes); top of head rough at rear, covered with thin skin; groove on top of head narrow and shallow, with irregular edges, discontinuous - a short groove on snout, another posteriorly ; 3 pairs of barbells (on chin and both jaws); gill opening restricted to sides by adhesion of gill membranes to breast; gill rakers 5-7 + 10-12, rakers present on posterior surface of all gill arches; lips fleshy, but not thick; jaws wide, with large teeth; teeth at front of top jaw in a continuous broad band; palate teeth large and molariform, in two large oval patches that touch or nearly do, more oblique than horizontal, tooth patches considerably larger in females; jaw teeth in several rows, front teeth smaller than back; dorsal rays I, 7; anal rays 19-23; pectoral rays I, 10-11, pectoral spine finely serrated.
Dark blue or brownish on back, silvery white on sides and belly; fins dusky.
Size: grows to at least 35 cm.
Inhabits brackish estuaries and fresh water.
Depth: 0-20 m.
Guatemala to northern Peru.