While Asian carp continue to multiply in state waters, there is no sign yet of another invasive species.

Sam Stukel with the South Dakota Game, Fish and Parks Department, based in Yankton, says they have not seen any zebra mussels yet…

 

The small clams can rapidly multiply and clog up water intakes and drains.

Stukel says they have been on the Missouri River for several weeks and finding quite a few game fish…

 

Stukel says those going after paddlefish later this year should have a good shot at a keeper…