ODFW
ODFW
Oregon Department of Fish and Wildlife
Updated April 1, 2025
These tables include livestock investigations where the determination was confirmed or probable. The tables show
the number of confirmed and probable investigations statewide and in the west and east wolf management zones (WMZ),
not the number of depredation events.
| Number of Investigations | Number of Livestock Affected | ||||||||
| Statewide Confirmed |
West WMZ |
East WMZ |
Cattle | Sheep | Other1 | ||||
| Injured | Killed2 | Injured | Killed | Injured | Killed | ||||
| 2009 | 4 | 4 | 1 | 28 | 1 | ||||
| 2010 | 9 | 9 | 1 | 8 | |||||
| 2011 | 12 | 12 | 13 | ||||||
| 2012 | 8 | 8 | 4 | 4 | 1 | 8 | |||
| 2013 | 13 | 13 | 6 | 5 | 1 | 6 | 1 | ||
| 2014 | 11 | 11 | 3 | 2 | 13 | 30 | 2 | ||
| 2015 | 9 | 1 | 8 | 2 | 3 | 1 | 10 | 1 | |
| 2016 | 24 | 8 | 16 | 7 | 11 | 1 | 7 | 1 | 2 |
| 2017 | 17 | 1 | 16 | 3 | 11 | 2 | |||
| 2018 | 28 | 11 | 17 | 13 | 17 | 3 | |||
| 2019 | 16 | 9 | 7 | 1 | 13 | 6 | 1 | ||
| 2020 | 31 | 16 | 15 | 5 | 23 | 2 | 2 | ||
| 2021 | 49 | 9 | 40 | 12 | 38 | 5 | 23 | 7 | 11 |
| 2022 | 76 | 27 | 49 | 21 | 54 | 20 | 1 | 6 | |
| 2023 | 73 | 11 | 62 | 25 | 56 | 2 | 8 | 2 | |
| 2024 | 72 | 11 | 61 | 22 | 29 | 2 | 62 | 3 | |
1 Other refers to other species of livestock including goats, llamas, alpacas, and livestock working dogs. It does not include geese or chickens.
2 The killed columns include livestock animals that were killed by wolves and those that were euthanized.
| Number of Investigations | Number of Livestock Affected | ||||||||
| Statewide Probable |
West WMZ |
East WMZ |
Cattle | Sheep | Other | ||||
| Injured | Killed | Injured | Killed | Injured | Killed | ||||
| 2009 | |||||||||
| 2010 | 1 | 1 | 1 | ||||||
| 2011 | 1 | 1 | 1 | ||||||
| 2012 | 5 | 5 | 2 | 2 | 1 | ||||
| 2013 | 2 | 2 | 1 | 1 | |||||
| 2014 | 2 | 2 | 1 | 1 | |||||
| 2015 | 2 | 2 | 1 | 2 | |||||
| 2016 | 3 | 1 | 2 | 1 | 1 | 1 | |||
| 2017 | |||||||||
| 2018 | |||||||||
| 2019 | 1 | 1 | 6 | ||||||
| 2020 | 2 | 2 | 2 | 1 | |||||
| 2021 | 2 | 1 | 1 | 1 | 1 | ||||
| 2022 | 5 | 5 | 1 | 2 | 1 | 1 | 4 | ||
| 2023 | 4 | 4 | |||||||
| 2024 | 12 | 1 | 11 | 1 | 5 | 9 | |||
1 Other refers to other species of livestock including goats, llamas, alpacas, and livestock working dogs. It does not include geese or chickens.
2 The killed columns include livestock animals that were killed by wolves and those that were euthanized.
