ethnic groups, and there is potential for commercial farming. This species' substantial size and potential for rapid population growth can make the snail a serious pest when introduced to non-native ecosystems. The population size of this species can be curtailed through disease caused by the bacterium Aeromonas hydrophila but it often has no other natural enemies. References External links http://hawaii.gov/health/environmental/sanitation/sanitationguidelines/ratlungworm%20bulletin.pdf Molluscs of Africa Achatinidae Gastropods described in 1758 Taxa named by Carl Linnaeus