Invasive Pomacea snails: actual and potential environmental impacts and their underlying mechanisms.

Apple snails are large freshwater snails belonging to the family Ampullariidae that inhabit tropical to temperate areas. The South American apple snails Pomacea canaliculata and Pomacea maculata have been introduced to other continents where they have successfully established and spread. Our review aims to analyse the mechanisms of the impacts that these invasive Pomacea provoke or may provoke. Nine basic mechanisms were identified:...