@misc{indiciaec45133022cc0,
  title = {An improved girthometer for studies of gill net selectivity},
  author = {Richard S. Wydoski and David R. Wolfert},
  year = {1968},
  doi = {10.1577/1548-8640(1968)30[62:aigfso]2.0.co;2},
  url = {https://pubs.usgs.gov/publication/1000493},
  note = {Source identifier: 1000493}
}