@misc{indiciaeca019adcdaf2,
  title = {Movements and survival of American black duck and mallard broods on Chesapeake Bay},
  author = {D.G. Krementz and G.W. Pendleton},
  year = {1991},
  url = {https://pubs.usgs.gov/publication/5222838},
  note = {Source identifier: 5222838}
}