Howells Freshwater Mussels App

MINOR REASOND FOR TEXASMUSSEL DECLINES• Modern pearl harvest– Intense harvest has occurredin limited areas• Shell collectors– Known to focus on rare species• Boat and ship activity– Commercial ship wake damagelimited in Texas, but pleasureboats can damage habitat• Exotic tilapia– High densities in some power-plantreservoirs have been linked tomussel reproductive failure