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Photo and video gallery

Click through the gallery below to find out more about rusty crayfish, zebra and quagga mussels, Invasive clams, the different carp species, European rudd, purple loosestrife, common reed, didymo, EurInvasive water milfoil, videos and more. To request the use of these photos or to obtain a high resolution file, please email us at

AIS Species


Learn more about aquatic plant and animal species through this multi-media gallery of photos and videos. Be able to recognize South Dakota's least wanted species when you are out boating or fishing this season.


Local Boat Registry

The Local Boat Registry (LBR) was developed to assist watercraft operators with complaince of AIS possession and transportation regulations and to help slow the spread of AIS to other waterbodies.



Get involved and stay connected using #sdleastwanted. Share photos and videos when boating or fishing of how you, your family and friends are helping to slow the spread of aquatic invasive species in South Dakota.