It is a fish of great beauty, good swimmer and is one of the challenges that please to face the fly fishermen and spinning. Is it in the coasts of the province of Buenos Aires and the south of Brazil. They are flaking fish, with the robust body and pedúnculo of great volume very fine. In the back and the superior part of flanks it has a silver-plated and shining color, and clearer the ventral and ventro-lateral zone. The fins are of yellow color. The head presents/displays great opérculos. It reaches interesting bearings that surpass with comfort the 1.30 cm. Has very characteristic a black band that goes from the superior lip, happens through eye and arrives to the first dorsal fin. The lateral line begins in the superior angle of opérculo and finishes in pedúnculo of great volume, following the curvature of the back. It has two dorsal fins, the first little evident one and with 5-7 weak and short radios; second, located immediately, she is much more long and with his previous but elevated portion. The volume strongly is truncated, of long and pointed lobes. The fishing with artificial decoys of depth type "jigs", to average water and sometimes in surface. With natural bait it has been proven that most effective is the sardine.