@misc{indiciae347744c26323,
  title = {Spring foraging distribution and habitat selection by Double-crested Cormorants on the Penobscot River, Maine USA},
  author = {B.F. Blackwell and W.B. Krohn},
  year = {1997},
  url = {https://pubs.usgs.gov/publication/70019351},
  note = {Source identifier: 70019351}
}