IGBST annual Reports since 1987 are available in Portable Document Format (PDF); the latest version of Adobe Reader or similar software is required to view. Click on the links below to access the reports.

TitleDateTagsTypeSizeLinkhf:doc_tags
Yellowstone Grizzly Bear Investigations 2021 IGBST Annual Report (508S)October 24, 20227 MBreport
Yellowstone Grizzly Bear Investigations 2020 IGBST Annual ReportOctober 24, 202210 MBreport
Yellowstone Grizzly Bear Investigations 2019 IGBST Annual ReportOctober 24, 202216 MBreport
Yellowstone Grizzly Bear Investigations 2018 IGBST Annual ReportOctober 24, 202222 MBreport
Yellowstone Grizzly Bear Investigations 2017 IGBST Annual ReportOctober 24, 202214 MBreport
Yellowstone Grizzly Bear Investigations 2016 IGBST Annual ReportOctober 24, 202210 MBreport
Yellowstone Grizzly Bear Investigations 2015 IGBST Annual ReportOctober 24, 202216 MBreport
Yellowstone Grizzly Bear Investigations 2014 IGBST Annual ReportOctober 24, 20224 MBreport
Yellowstone Grizzly Bear Investigations 2013 IGBST Annual ReportOctober 24, 20222 MBreport
Yellowstone Grizzly Bear Investigations 2012 IGBST Annual ReportOctober 24, 20224 MBreport
Yellowstone Grizzly Bear Investigations 2011 IGBST Annual ReportOctober 24, 20225 MBreport
Yellowstone Grizzly Bear Investigations 2010 IGBST Annual ReportOctober 24, 20224 MBreport
Yellowstone Grizzly Bear Investigations 2009 IGBST Annual ReportOctober 24, 20224 MBreport
Yellowstone Grizzly Bear Investigations 2008 IGBST Annual ReportOctober 24, 20223 MBreport
Yellowstone Grizzly Bear Investigations 2007 IGBST Annual ReportOctober 24, 20223 MBreport
Yellowstone Grizzly Bear Investigations 2006 IGBST Annual ReportOctober 24, 20226 MBreport
Yellowstone Grizzly Bear Investigations 2005 IGBST Annual ReportOctober 24, 20222 MBreport
Yellowstone Grizzly Bear Investigations 2004 IGBST Annual ReportOctober 24, 20222 MBreport
Yellowstone Grizzly Bear Investigations 2003 IGBST Annual ReportOctober 24, 20221 MBreport
Yellowstone Grizzly Bear Investigations 2002 IGBST Annual ReportOctober 24, 20221 MBreport
Yellowstone Grizzly Bear Investigations 2001 IGBST Annual ReportOctober 24, 20222 MBreport
Yellowstone Grizzly Bear Investigations 2000 IGBST Annual ReportOctober 24, 20222 MBreport
Yellowstone Grizzly Bear Investigations 1999 IGBST Annual ReportOctober 24, 2022878 KBreport
Yellowstone Grizzly Bear Investigations 1998 IGBST Annual ReportOctober 24, 2022775 KBreport
Yellowstone Grizzly Bear Investigations 1997 IGBST Annual ReportOctober 24, 2022719 KBreport
Yellowstone Grizzly Bear Investigations 1996 IGBST Annual ReportOctober 24, 2022407 KBreport
Yellowstone Grizzly Bear Investigations 1995 IGBST Annual ReportOctober 24, 2022303 KBreport
Yellowstone Grizzly Bear Investigations 1994 IGBST Annual ReportOctober 24, 2022252 KBreport
Yellowstone Grizzly Bear Investigations 1993 IGBST Annual ReportOctober 24, 2022311 KBreport
Yellowstone Grizzly Bear Investigations 1992 IGBST Annual ReportOctober 24, 2022407 KBreport
Yellowstone Grizzly Bear Investigations 1991 IGBST Annual ReportOctober 24, 2022272 KBreport
Yellowstone Grizzly Bear Investigations 1990 IGBST Annual ReportOctober 24, 2022257 KBreport
Yellowstone Grizzly Bear Investigations 1989 IGBST Annual ReportOctober 24, 2022401 KBreport
Yellowstone Grizzly Bear Investigations 1988 IGBST Annual ReportOctober 24, 2022624 KBreport
Yellowstone Grizzly Bear Investigations 1987 IGBST Annual ReportOctober 24, 20221 MBreport
Interagency Grizzly Bear Study Team (2021) Reassessment of Chao2 Estimates for Monitoring Grizzly Bears in the GYE (Sec508)October 24, 20226 MBreport
Interagency Grizzly Bear Study Team (2013) Food Synthesis ReportOctober 24, 20222 MBreport
Interagency Grizzly Bear Study Team (2012) Demographic Workshop ReportOctober 24, 2022838 KBreport