@misc{indiciae589fa0d2ed26, title = {Spatial and vertical bias in down-looking ship-based acoustic estimates of fish density in Lake Superior: Lessons learned from multi-directional acoustics}, author = {Ryan C Grow and Thomas R. Hrabik and Daniel L. Yule and Bryan G. Matthias and Jared T. Myers and Chad Abel}, year = {2020}, doi = {10.1016/j.jglr.2020.08.010}, url = {https://pubs.usgs.gov/publication/70213260}, note = {Source identifier: 70213260} }