@misc{indiciae3c5bbbfea21f,
  title = {Sperm whales (Physeter catodon) in the Gulf of Mexico},
  author = {L.A. Collum and T. H. Fritts},
  year = {1985},
  url = {https://pubs.usgs.gov/publication/5223723},
  note = {Source identifier: 5223723}
}