@misc{indiciaedcae1a2acb22,
  title = {Distribution and abundance of Least Bell's Vireos and Southwestern Willow Flycatchers on the middle San Luis Rey River, San Diego County, southern California—2020 data summary},
  author = {Lisa D. Allen and Barbara E. Kus},
  year = {2021},
  doi = {10.3133/ds1134},
  url = {https://pubs.usgs.gov/publication/ds1134},
  note = {Source identifier: ds1134}
}