@misc{indiciaef85376b05624,
  title = {Distribution and abundance of Least Bell’s Vireos (Vireo bellii pusillus) and Southwestern Willow Flycatchers (Empidonax traillii extimus) on the Middle San Luis Rey River, San Diego County, southern California—2019 data summary},
  author = {Lisa D. Allen and Barbara E. Kus},
  year = {2020},
  doi = {10.3133/ds1122},
  url = {https://pubs.usgs.gov/publication/ds1122},
  note = {Source identifier: ds1122}
}