@misc{indiciaec260955633a8,
  title = {Distribution and abundance of manatees along the northern coast of the Gulf of Mexico},
  author = {J. A. Powell and G. B. Rathbun},
  year = {1984},
  doi = {10.18785/negs.0701.01},
  url = {https://pubs.usgs.gov/publication/1007788},
  note = {Source identifier: 1007788}
}