The Horizontal Distribution and Vertical Migrations of the Limnetic Zooplankton in Crater Lake, Oregon by F. Owen Hoffman
ACKNOWLEDGMENT
I would like to acknowledge the U.S. National Park Service for its help and assistance in making this study possible. I am especially grateful to Mr. Robert C. Bruce, Chief Naturalist; Mr. Richard M. Brown, Research Biologist; and Mr. Rudy Wilson of Crater Lake Lodge, Inc. The field assistance of Mr. Harold V. Kibby, Mr. Douglas W. Larson, Mr. James Malick, and Mr. Ethan Schumacher was greatly appreciated, along with the supervision, guidance and inspiration of Dr. John R. Donaldson.
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