Three species of patíes, all of them of great esteem by the fishermen exist in the country.
The patí or piracatinga is a fish of great dimensions, since it reaches the 90 centimeters in length. It is of Silverplated color, with cleared spots, and frequents preferredly cloudy, deep waters and of moderate currents. The distribution well-known sandal the Paraguay river, the river basin of the Pilcomayo in Formosa, river basin of Bermejo in Jumps, Average and Inferior Parana river, River of the Silver, Carcaraña river, Average and Inferior Uruguay river. It reaches statures and important weights and have been captured exemplary of 20 kgs. And almost a meter of length. The body is silverplated with bluish round spots. The head wide and is depressed, specially in the snout. It has the leaning upon dorsal fin until the beginning of the fatty one. The ventrals, do not arrive at the anal by a approximately equal distance to the base from the anal and the anal, a little beyond the beginning of the fatty one. The fatty fin is long with a relatively curved edge. The volume, cleaved deeply until the first third of its length, with pointed lobes. It pleases of deep, cloudy waters and of moderate currents.
The fishing of the patí varies remarkably according to the reached latitude. In the River of Plata and Inferior Parana, one is used the line of bottom and the bait of mojarra or semihard cheese cut in cubes and threading until covering the hook entirely. To the north the remarkable inclination takes advantage of this elegant and attractive fish of bluish color more, by pieces of decomposition of other specially vísceras fish. The resentment violentísimo and enjoys much if the fight is had light pack light field equipment demands several minutes and gains emotion and sport quality.
The patí of black fins (Argentine Perugia), something smaller than the previous one, restricts its habitat to the courses average and inferior of Parana and the River ode la Plata.