@misc{indiciae7590cff6ffa5,
  title = {Comparison of four artificial substrates and the Ponar grab for benthic invertebrate collection},
  author = {Keith V. Slack and Rodger F. Ferreira and Robert C. Averett},
  year = {2007},
  doi = {10.1111/j.1752-1688.1986.tb01880.x},
  url = {https://pubs.usgs.gov/publication/70199729},
  note = {Source identifier: 70199729}
}