Prairie Falcons: Status and Research in the East Bay and Beyond

Home , Pinnacles National Park, Prairie falcon

Ron Dudley

Douglas A. Bell and… …Jacqueline M. Doyle1, Joe DiDonato2, Larry LaPre3, Shelley C. Buranek4, Mara Solomon5, Gavin Emmons6, William I. Boarman7, Amy L. Fesnock3 Peter H. Bloom8, Phillip San Miguel9, Rick Westerman9, J. Andrew DeWoody9

1 2 4

6 5 7

8 9 Why Prairie Falcons?

Feather on the Moon

A long time ago

Julpun - Bay Miwok: Wek-wek Not Peregrine Falcons!

U.C. Berkeley Campanile Key Umbrella Species of Rangelands

200 km2

2 20 km 2 Bobzien 2 km

DiDonato Barclay Golden Eagle Burrowing Owl Prey Base

Mammals and Grassland Birds

Rick Klein RickRick Klein Klein Ground Squirrel Meadowlark Objectives

Biology & Banding & Threats Telemetry

Genetics Conclusions Prairie Falcon Breeding Range Eco-Regions: • Great Basin • Deserts • Inner Coast Range Threats in California • Development • Ag-Land Conversion • Renewable Energy Territory Status 2007-2008 2017-18

Knobcone Point, MDSP Lower Jackass Canyon, MDSP Alamo Creek, MDSP Black Diamond Mines, EBRPD Upper Jackass Canyon, MDSP Vasco Caves, EBRPD Lower Jackass Canyon, MDSP Brushy Peak, LARPD Morgan Territory, EBRPD Goat Rock, SFWD Vasco Caves, EBRPD San Antonio Creek, SFWD Walker, Private Brushy Peak, LARPD Flag Hill, EBRPD Goat Rock, SFWD Alameda Creek, Private Hawley Ranch, Private Pinnacle Rock, SFWD Valpe, Private Corral Hollow, CCWD Pombo, CCWD Banding and Sampling Fun Fieldwork!

Kevin Dixon Photos Banded Migration/Dispersal Recruitment Survivorship Seasonal Migrations

Steenhof et al. 2005 Radio-telemetry: Trap, Process and Release Tracking Aerial & Ground Pinnacles National Park Pinnacles Study Area

# Interstate 5 Hwy 156

Park Roads Roads-primary.shp ; Nestlocations.shp Pinnacles NM boundary

# Habitat Types in Study Area Agriculture Interstate 101 Annual G rassland Oak Woodland Scrub Conifer Chaparral Urban Floodplain ; Water ; ;; ; ; ;

;

W E Hwy 1 S

# # Hwy 25 Hwy 198

30 0 30 60 Kilometers

1,306 locations Home Ranges

# Hwy 25

Pinnacles NM boundary female 12 2003 male 03 2003 male 13 2003 female 11 2003 24960 ha female 10 2003 male 14 2003 Roads 2897 ha

9921 ha

12410 ha 7611 ha

14890 ha

# Interstate 101

N 10 0 10 20 Kilometers W E

S Habitat Use – By Sex

0.80

0.70

0.60

0.50 Pomale 0.40 9F, 11M Pofemale

Frequency 0.30

0.20

0.10 Males > Agriculture Females > Grassland 0.00

oak grass scrub urban chaparral agriculture floodplain χ2 = 98.8602, df = 13 Habitat Type P = 2.758 x 10-15 East Bay Area & Urbanization East Bay – Resource Use Genomics Approach

Sequencing

• 1.17 GB assembly • >16,000 genes • 600,000 SNPs

Gavin Emmons Single Nucleotide Polymorphisms (SNP)

SNPtype Assay

• 1 molecular sexing marker • 145 autosomal SNPs

Genotyped 103 individuals

• 37 Pinnacles • 33 East Bay • 19 Mojave • 14 Idaho Population Structure

No evidence of population genetic structure Conclusions

• Home Ranges

• Resource Use

• Migration

• Panmictic

• Viability Acknowledgements

Judd Howell, Cindy Shafer, Brian Latta, Mike Nicholson Esther Burkett, Hans Peeters, Dan Stefanisko , Larry Serpa Bob Van Wagenen, Karen Steenhof, Grainger and Terry Hunt, Todd Katzner, Brian Walton, Janet Linthicum, Joel Pagel East Bay Regional Park District & Staff & Interns California Department of Fish & Wildlife Santa Cruz Predatory Bird Research Group Contra Costa Co. Fish & Wildlife Propagation Fund National Park Service – Research Grant #PINN645-21 Save Mount Diablo, The Nature Conservancy, U.S.G.S. Bureau of Land Management, Calif. Dept. Parks & Rec. Student Conservation Association Interns Livermore Area Recreation and Park District East Bay Municipal Utility District San Francisco Water District Contra Costa Water District Sacramento State, CSU East Bay Alameda County Birds of Prey Reserve Foundation