 In the river areas, a number of fish species and caught and grown including trout, tilapia, catfish and carp.The name was originally Peñamellera, given by José de Escandón, as the mountain formation east of town reminded him of a similar formation in Asturias, Spain in the Peñamellera Baja.It was officially named Santa María de Peñamillera when the area became a sub prefecture of Tolimán.