authors Weseloh, DV Chip Mazzocchi, Irene Moore, David J Pekarik, Cynthia Tyerman, Don Shutt, Laird Hebert, Craig E Crump, Doug Fox, Glen A Harper, Lee MacDonald, Karen Chreston, Andrea Quinn, James Scott
keywords ABUNDANCE ARGENTATUS BIRDS DISEASE EXTINCTION Lake Ontario Larus marinus Life Sciences & Biomedicine Ornithology POPULATION TRENDS Science & Technology Type E botulism Zoology extirpation nesting