@misc{indiciaebb9072937baa,
  title = {Seasonal predator removal relative to hatch rate of duck nests in waterfowl production areas},
  author = {A.B. Sargeant and M.A. Sovada and T.L. Shaffer},
  year = {1995},
  url = {https://pubs.usgs.gov/publication/1001181},
  note = {Source identifier: 1001181}
}