Wildlife & Watershed Planning
Wildlife & Watershed Planning Kevin Wagner, PhD WPPs & TMDLs Addressing Non-Domesticated Species (Wildlife) Wildlife Measures in 10 of 11 EPA Accepted WPPs Attoyac Bayou Buck Creek Cypress Creek Geronimo & Alligator Creeks Lake Granbury Lampasas River Leon River Plum Creek Upper Cibolo Creek Upper San Antonio River Wildlife Measures Included in TMDL Implementation Plans Copano Bay Dickinson Bayou Gilleland Creek Guadalupe River above Canyon Texas BST Studies To Date 5-Way Split (averages based on findings in 10 watersheds) Non-Avian Avian Wildlife Wildlife 32% 18% Pets Unidentified 5% 11% All Livestock Human 24% 10% Mean Background Levels in Runoff Fecal Coliform E. coli Site (#/100 mL) (cfu/100 mL) Reference Ungrazed pasture 10,000 Robbins et al. 1972 Ungrazed pasture 6,600 Doran et al. 1981 Control plots 6,800 Guzman et al. 2010 Pasture destocked >2 mos. 1,000-10,000 Collins et al. 2005 Ungrazed pasture 6,200-11,000 Wagner et al. 2012 Pasture destocked >2 wks. 2,200-6,000 Wagner et al. 2012 Impacts of Migratory Wildlife E. coli concentrations at ungrazed site BB1 (2009-2010) Date BB1 BB2 BB3 300,000 3/13/09 140 3/25/09 1,200 250,000 3/26/09 1,000 7,200 /100 mL) 3/27/09 2,000 200,000 cfu 4/17/09 1,155 980 450 4/18/09 4,400 2,225 2,100 150,000 4/28/09 7,600 12,200 24,000 100,000 10/4/09 57,000 5,114 3,065 Concentration ( 10/9/09 36,000 24,043 15,000 coli 50,000 10/13/09 42,851 23,826 5,591 E.
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