Getting the quadrat ready at Chena Lakes control trial
Control divers showing handful of Elodea
Quadrat in Chena Lake
Elodea in Chena Slough
Control trial at Chena Lake in process
Quadrat after control trial at Chena Lakes
Low visibility in Chena Lake during control trial
Tricia Wurtz looking at underwater vegetation
Elodea at boat dock in Chena Lake
Survey crew working at Chena Lake

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Alaska Association of Conservation Districts U.S. Fish and Wildlife Service UAF Cooperative Extension Service National Park Service Natural Resources Conservation Service U.S. Army Corp of Engineers