02064oam 2200589I 450 991071339460332120200323125536.0(CKB)5470000002499693(OCoLC)1141096157(EXLCZ)99547000000249969320200219d2017 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierEffectiveness of common fish screen materials for protecting lamprey ammocoetes Influence of sweeping velocities and decreasing flows /by Matthew G. Mesa, Theresa L. Liedtke, Lisa K. Weiland, and Helena E. ChristiansenReston, Virginia :U.S. Department of the Interior, U.S. Geological Survey,2017.1 online resource (iv, 19 pages) illustrationsOpen-file report ;2017-1163Includes bibliographical references (page 19).Effectiveness of common fish screen materials for protecting lamprey ammocoetes Fish screensFish habitat improvementAmmocoetesStreamflow velocityAmmocoetesfastFish habitat improvementfastFish screensfastStreamflow velocityfastFish screens.Fish habitat improvement.Ammocoetes.Streamflow velocity.Ammocoetes.Fish habitat improvement.Fish screens.Streamflow velocity.Mesa Matthew G.1394486Liedtke Theresa L.Weiland Lisa K.Christiansen Helena E(Helena Esther),Geological Survey (U.S.),COPCOPOCLCOOCLCFGPOBOOK9910713394603321Effectiveness of common fish screen materials for protecting lamprey ammocoetes3474764UNINA