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Elisabeth Ammon and John Boone Great Basin Bird Observatory www.gbbo.org

Elisabeth Ammon and John Boone Great Basin Bird ......• [email protected] • • Or call Elisabeth Ammon: 775‐722‐9116. Title: Microsoft PowerPoint - Ammon.PJForum2015 Author:

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Page 1: Elisabeth Ammon and John Boone Great Basin Bird ......• ammon@gbbo.org • • Or call Elisabeth Ammon: 775‐722‐9116. Title: Microsoft PowerPoint - Ammon.PJForum2015 Author:

Elisabeth Ammon and John Boone Great Basin Bird Observatory

www.gbbo.org

Page 2: Elisabeth Ammon and John Boone Great Basin Bird ......• ammon@gbbo.org • • Or call Elisabeth Ammon: 775‐722‐9116. Title: Microsoft PowerPoint - Ammon.PJForum2015 Author:

Habitat Needs of Pinyon‐Juniper Birds

Page 3: Elisabeth Ammon and John Boone Great Basin Bird ......• ammon@gbbo.org • • Or call Elisabeth Ammon: 775‐722‐9116. Title: Microsoft PowerPoint - Ammon.PJForum2015 Author:

Management Issue: Pinyon‐Juniper Encroachment

1973 2005

Photos by R. Tausch

Page 4: Elisabeth Ammon and John Boone Great Basin Bird ......• ammon@gbbo.org • • Or call Elisabeth Ammon: 775‐722‐9116. Title: Microsoft PowerPoint - Ammon.PJForum2015 Author:

Recently Burned Area

Page 5: Elisabeth Ammon and John Boone Great Basin Bird ......• ammon@gbbo.org • • Or call Elisabeth Ammon: 775‐722‐9116. Title: Microsoft PowerPoint - Ammon.PJForum2015 Author:

Population Trends for Some Pinyon‐Juniper Birds

From Breeding Bird Survey data 1966‐2007 (Sauer et al. 2008):

Pinyon‐Juniper Woodlands

Gray Flycatcher +

Plumbeous Vireo  0

Juniper Titmouse 0

Mountain Bluebird 0

Black‐throated Gray Warbler 0

Virginia’s Warbler  0

Page 6: Elisabeth Ammon and John Boone Great Basin Bird ......• ammon@gbbo.org • • Or call Elisabeth Ammon: 775‐722‐9116. Title: Microsoft PowerPoint - Ammon.PJForum2015 Author:

Population Trends for Some Pinyon‐Juniper Birds

From Breeding Bird Survey data 1966‐2007 (Sauer et al. 2008):

Pinyon‐Juniper Woodlands

Western Scrub‐Jay ‐3.4%/year      p<0.001

Pinyon Jay  ‐6.4%/year p<0.001

Mountain Chickadee ‐3.0%/year p<0.001

Page 7: Elisabeth Ammon and John Boone Great Basin Bird ......• ammon@gbbo.org • • Or call Elisabeth Ammon: 775‐722‐9116. Title: Microsoft PowerPoint - Ammon.PJForum2015 Author:

Example: Pinyon Jays 2013

Page 8: Elisabeth Ammon and John Boone Great Basin Bird ......• ammon@gbbo.org • • Or call Elisabeth Ammon: 775‐722‐9116. Title: Microsoft PowerPoint - Ammon.PJForum2015 Author:

Nesting Season

• March 15 – May 30

Page 9: Elisabeth Ammon and John Boone Great Basin Bird ......• ammon@gbbo.org • • Or call Elisabeth Ammon: 775‐722‐9116. Title: Microsoft PowerPoint - Ammon.PJForum2015 Author:

Nesting Habitat

• In mature – old stands of pinyon‐juniper• Usually within 1 km of sagebrush edge

Page 10: Elisabeth Ammon and John Boone Great Basin Bird ......• ammon@gbbo.org • • Or call Elisabeth Ammon: 775‐722‐9116. Title: Microsoft PowerPoint - Ammon.PJForum2015 Author:

Nesting

• Traditional colonies of 150‐300 individuals• About 30‐60 nests (cooperative breeder)• Within area of 200‐300 m diameter• Nests vulnerable and undefended• May nest in very close proximity to sage‐grouse and other species

• Communal roost site in very close proximity

Page 11: Elisabeth Ammon and John Boone Great Basin Bird ......• ammon@gbbo.org • • Or call Elisabeth Ammon: 775‐722‐9116. Title: Microsoft PowerPoint - Ammon.PJForum2015 Author:

Pinyon Jay Nest

Greater Sage‐Grouse Nest

… and another one

… and another one

… and another one

Page 12: Elisabeth Ammon and John Boone Great Basin Bird ......• ammon@gbbo.org • • Or call Elisabeth Ammon: 775‐722‐9116. Title: Microsoft PowerPoint - Ammon.PJForum2015 Author:

Cache Sites

• Anywhere within apprx. 5 – 8 km

Page 13: Elisabeth Ammon and John Boone Great Basin Bird ......• ammon@gbbo.org • • Or call Elisabeth Ammon: 775‐722‐9116. Title: Microsoft PowerPoint - Ammon.PJForum2015 Author:

What happens after treatment?

??

Page 14: Elisabeth Ammon and John Boone Great Basin Bird ......• ammon@gbbo.org • • Or call Elisabeth Ammon: 775‐722‐9116. Title: Microsoft PowerPoint - Ammon.PJForum2015 Author:

Draft Guidelines For PJ Treatments

• Clearance surveys for nesting Pinyon Jays and Sage‐Grouse March 15 – May 30

• Avoidance of traditional colony and roost sites by distance TBD

• Retain high‐priority trees (TBD)• Aggressive monitoring and research; species declining at 4‐5% a year

Page 15: Elisabeth Ammon and John Boone Great Basin Bird ......• ammon@gbbo.org • • Or call Elisabeth Ammon: 775‐722‐9116. Title: Microsoft PowerPoint - Ammon.PJForum2015 Author:

Contacts

[email protected]• www.gbbo.org• Or call Elisabeth Ammon: 775‐722‐9116