Mr. Nehus has more than 35 years experience as an ecologist on a multitude of environmental projects. He has extensive experience as a team member, contract manager, and contract administrator on numerous departments of transportation contracts. Mr. Nehus has managed multiple continuing contracts awarded by TDOT, ARDOT, and NCDOT. His technical experience includes regulatory compliance and permitting requirements of Section 404/401 of the Clean Water Act. Mr. Nehus has coordinated with state and federal regulatory agencies on a multitude of linear transportation projects and real estate developments. He has served as senior scientist on a number of projects for NPDES permit compliance monitoring including municipal sewage treatment plants, pulp paper mills, and military ordnance facilities. His areas of expertise include ecological field surveys (benthic macroinvertebrates, freshwater mussels, and fish), wetlands delineation, and critical habitat surveys for state and federally listed species. He has extensive experience in the taxonomy and systematics of aquatic invertebrates, freshwater mussels and fish used in training, and supervising other biologists and lab technicians.