The apple snail, an exotic pest causing problems for Louisiana and Texas rice and crawfish operations, likely became established as a result of aquarium owners dumping the large snails.
The pests pose a double threat — they have a big appetite for vegetation, according to specialists at Louisiana State University. They also clog crawfish trap openings and tunnel through rice levees. Click on the following paragraph to access the full story.
A population of the snail has forced a farmer in Acadia Parish, Louisiana, to shut down his crawfish harvest on a 220-acre field. And Cliff Mock, an Alvin, Texas, rice farmer and crop consultant, says the snail “is becoming a problem. They bore through the levees,” he said during the recent National Conservation Systems Cotton and Rice Conference in Memphis.