Comparing Ship-Based to Multi-Directional Sled-Based Acoustic Estimates of Pelagic Fishes in Lake Superior
Comparing Ship-based to Multi-Directional Sled-based Acoustic Estimates of Pelagic Fishes in Lake Superior A Thesis SUBMITTED TO THE FACULTY OF THE UNIVERSITY OF MINNESOTA BY Ryan Christopher Grow IN PARTIAL FULFILLMENT OF THE REQUIREMENTS FOR THE DEGREE OF MASTER OF SCIENCE Dr. Thomas R. Hrabik May, 2019 © Ryan C. Grow 2019 Acknowledgements First of all, I would like to thank God whose blessings have shaped me into who I am today; specifically, for my passion for science and nature. I am extremely grateful to my advisor Dr. Tom Hrabik for his guidance and support throughout my graduate experience and on my thesis. I would also like to thank my committee members Dr. Ted Ozersky, Dr. Joel Hoffman, and Dr. Jared Myers for their contributions and advice in the process of completing my thesis. I am also grateful to Dan Yule for all of his support and guidance throughout my project, and for bringing me up to speed on the sled-based acoustics. I would also like to express my gratitude to Dr. Bryan Matthias for always having his door open to provide guidance on statistics and R coding, and for providing feedback on my thesis. Additionally, I would like to thank the crew of the USGS R/V Kiyi: Captain Joe Walters, Keith Peterson, Chuck Carrier, Abigail Granit, Lori Evrard, Caroline Rosinski, and Jacob Czarnik-Neimeyer; as well as Jamie Dobosenski, and Ian Harding for their help in data collection. I am also thankful to the UMD IBS students and faculty for their comradery and support in my time at UMD.
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