Just one of the presentations from the 2013 Open Space Conference on May 16 at the Golden Gate Club in the Presidio of San Francisco. More information about the day can be found here: http://openspacecouncil.org/community/conference.php

1. Maintaining and
restoring critical wildlife
linkages in the Bay
Area
The Bay Area Open Space Council conference on “Collective Impact.”
May 16, 2013

2. Connectivity is the main takeaway from
25 years of conservation biology

3. Roads and other human impacts make
“islands” out of natural areas

4. Wildlife needs movement for nature to persist;
as the climate changes, plants and animals
need to get where they are going.

7. Mammals 21
Birds 13
Amphibians 6
Reptiles 5
Fish 4
Invertebrates 2
Plants 15
66 Focal Species Selected

8. Least-Cost Corridor Analysis
Goal: Define area with lowest relative cost of travel for focal
species between protected core areas
Walker and Craighead 1997
Craighead et al. 2001
Singleton et al. 2002

9. Network of Least-Cost Corridors showing species overlap

10. Identification of Key Riparian Corridors

11. Potential Habitat & Patch Size for Mountain Lion

12. Blue Ridge-Marin Coast Linkage where Wendy is Working

13. Santa Cruz-Gabilan Linkage where Kirk is working

16. Santa Cruz Puma Project Mountian Lion GPS Collar Location
Results

17. Map illustrating the top 0.5% least-cost corridors crossing Highway
17
Wilmers et al. 2013

18. Map Illustrating Highway 17 Connectivity Design Schematic
Clear debris
Retrofit
Retrofit
Proposed directional fencing to
crossing structures

19. OR-7 shows us corridors of protection
work!