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Contents

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Changes in Ontario bird populations: 1983-2016
Michael D. Cadman, Andrew R. Couturier, Jon D. McCracken, Donald A. Sutherland, Kenneth F. Abraham, Lyle E. Friesen, Christian A. Friis, Kevin C. Hannah, Shawn W. Meyer, David J. Moore, Mark K. Peck, Douglas C. Tozer, and D.V. Chip Weseloh

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Changes in ornithological methods in the past 33 years
Ken Abraham, Chris Risley, and Chip Weseloh

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Ontario Bird Records Committee Report for 2015
Mike V.A. Burrell and Barbara N. Charlton