@misc{indiciae8291aa538e6e,
  title = {Dispersal and migratory patterns of San Francisco Bay produced herons, egrets, and terns},
  author = {Robert E. Gill and L. Richard Mewaldt},
  year = {1979},
  url = {https://pubs.usgs.gov/publication/70184462},
  note = {Source identifier: 70184462}
}