Oblong rocksnails are nickel-sized freshwater snails that keep rivers clean by grazing on algae ... The Cahaba River is the longest free-flowing river in Alabama and is one of the most biologically ...
Giant apple snails are some of the largest freshwater snails ... Louisiana, Mississippi, Alabama, Georgia, Florida, South Carolina, and North Carolina. Apple snails can grow to the point of ...
Some species can even grow up to 6 inches (15 cm) can, about the size of a baseball or human fist, making them one of the largest freshwater snails in ... specialist at the Alabama Cooperative ...