@misc{indiciaeb991d3988aab,
  title = {Populations and productivity of seabirds at South Marble Island, Glacier Bay, Alaska, during May-July, 1999},
  author = {Stephani Zador and John F. Piatt},
  year = {1999},
  url = {https://pubs.usgs.gov/publication/70185426},
  note = {Source identifier: 70185426}
}