@misc{indiciaead4874bc226a,
  title = {California sea otter ( Enhydra lutris nereis ) census results, Spring 2016},
  author = {M. Tim Tinker and Brian B. Hatfield},
  year = {2016},
  doi = {10.3133/ds1018},
  url = {https://pubs.usgs.gov/publication/ds1018},
  note = {Source identifier: ds1018}
}