@misc{indiciae09f687d841ae,
  title = {White perch occurrence, spread, and hybridization in the middle Illinois River, Upper Mississippi River system},
  author = {K.S. Irons and T. M. O'Hara and M.A. McClelland and M.A. Pegg},
  year = {2002},
  url = {https://pubs.usgs.gov/publication/1003557},
  note = {Source identifier: 1003557}
}