Piranhas: Everything about Purchase, Nutrition, Behavior, and Breeding - David M. Schleser - Google Books

http://books.google.de/books?id=tLCWyBxV3H0C&pg=PA71&dq=Serrasalmus+sanchezi&hl=de&sa=X&ei=9v9-T6K3IY3itQbcn_W4BA&ved=0CDsQ6AEwA

Despite the exaggerated reputation piranhas have acquired from horror movies, these fish make fascinating additions to many hobbyists' fish tanks. Barron's extensive line of Complete Pet Owner's Manuals presents information for non-specialist animal owners…