Petronella DeWallPhone: 651/366-4473 Email: Petra.Dewall@state.mn.us Completed Projects TitleYearReport #ResearcherUse of Mussel Spat Rope for Fish Passage in Culverts20182018-13 KozarekMulti-Beam Sonar Infrastructure Mapping Research20172017-40 LovelaceSediment Transport through Recessed Culverts: Laboratory Experiments20152015-08 KozarekCulvert Designs for Aquatic Organism Passage: Culvert Design Practices Incorporating Sediment Transport2013TRS1302 KozarekAccommodating Fish Passage at River Crossings20112011-19 Nieber