Significant Natural Resource Areas Management Plan

Final Draft February 2006

San Francisco Recreation and Park Department Significant Natural Resource Areas Management Plan

TABLE OF CONTENTS

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1 OVERVIEW 1.1 Introduction...... 1-1 1.2 Significant Natural Resource Areas ...... 1-1 1.3 Natural Areas Program...... 1-1 1.4 Management Plan Background and Objectives...... 1-2 1.5 Plan Scope and Definitions...... 1-4 1.6 Relationship to Other Plans and Policies...... 1-6 1.7 Public Input, Outreach, and Next Steps ...... 1-9 1.8 Plan Participants ...... 1-11 1.9 Management Plan Organization ...... 1-12

2 MANAGEMENT APPROACH 2.1 Goals...... 2-1 2.2 Ecosystem Functions and Management Concerns ...... 2-2 2.3 Restoration and Management Strategies and Methods...... 2-3

3 SETTING 3.1 Climate ...... 3-1 3.2 Geology, Soils, and Hydrology ...... 3-1 3.3 Biology - The Franciscan Landscape...... 3-3 3.4 Recreation and Public Use...... 3-13 3.5 Land Use Histories ...... 3-16

4 INTEGRATED PEST MANAGEMENT (IPM) 4.1 Introduction...... 4-1 4.2 IPM Programs...... 4-2

5 GENERAL RECOMMENDATIONS 5.1 Introduction...... 5-1 5.2 System-wide Issues and Management Actions ...... 5-1 5.3 Best Management Practices...... 5-20

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6 SITE-SPECIFIC CONDITIONS AND RECOMMENDATIONS

6.0 Site-Specific Conditions and Recommendations ...... 6.0-1

6.1 Lake Merced ...... 6.1-1 General Description and Location ...... 6.1-1 Geology, Hydrology, and Trails...... 6.1-2 Vegetation...... 6.1-3 Wildlife ...... 6.1-6 Management Areas...... 6.1-11 Issues and Recommendations...... 6.1-12

6.2 Mount Davidson ...... 6.2-1 General Description and Location ...... 6.2-1 Geology, Hydrology, and Trails...... 6.2-1 Vegetation...... 6.2-2 Wildlife ...... 6.2-5 Management Areas...... 6.2-6 Issues and Recommendations...... 6.2-7

6.3 Glen Canyon Park and O’Shaughnessy Hollow...... 6.3-1 General Description and Location ...... 6.3-1 Geology, Hydrology, and Trails...... 6.3-2 Vegetation...... 6.3-3 Wildlife ...... 6.3-6 Management Areas...... 6.3-8 Issues and Recommendations...... 6.3-9

6.4 Sharp Park ...... 6.4-1 General Description and Location ...... 6.4-1 Geology, Hydrology, and Trails...... 6.4-1 Vegetation...... 6.4-4 Wildlife ...... 6.4-5 Management Areas...... 6.4-8 Issues and Recommendations...... 6.4-9

6.5 Grandview Park, Rock Outcrop, Golden Gate Heights, and Hawk Hill...... 6.5-1 General Description and Location ...... 6.5-1 Geology, Hydrology, and Trails...... 6.5-1 Vegetation...... 6.5-2 Wildlife ...... 6.5-4 Management Areas...... 6.5-6 Issues and Recommendations...... 6.5-6

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6.6 Brooks Park and Lakeview/Ashton Mini Park...... 6.6-1 General Description and Location ...... 6.6-1 Geology, Hydrology, and Trails...... 6.6-1 Vegetation...... 6.6-2 Wildlife ...... 6.6-3 Management Areas...... 6.6-4 Issues and Recommendations...... 6.6-4

6.7 Pine Lake ...... 6.7-1 General Description and Location ...... 6.7-1 Geology, Hydrology, and Trails...... 6.7-1 Vegetation...... 6.7-2 Wildlife ...... 6.7-3 Management Areas...... 6.7-5 Issues and Recommendations...... 6.7-6

6.8 Twin Peaks ...... 6.8-1 General Description and Location ...... 6.8-1 Geology, Hydrology, and Trails...... 6.8-1 Vegetation...... 6.8-2 Wildlife ...... 6.8-4 Management Areas...... 6.8-6 Issues and Recommendations...... 6.8-6

6.9 Billy Goat Hill ...... 6.9-1 General Description and Location ...... 6.9-1 Geology, Hydrology, and Trails...... 6.9-1 Vegetation...... 6.9-1 Wildlife ...... 6.9-3 Management Areas...... 6.9-3 Issues and Recommendations...... 6.9-4

6.10 Buena Vista Park...... 6.10-1 General Description and Location ...... 6.10-1 Geology, Hydrology, and Trails...... 6.10-1 Vegetation...... 6.10-1 Wildlife ...... 6.10-2 Management Areas...... 6.10-3 Issues and Recommendations...... 6.10-3

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6.11 Corona Heights...... 6.11-1 General Description and Location ...... 6.11-1 Geology, Hydrology, and Trails...... 6.11-1 Vegetation...... 6.11-2 Wildlife ...... 6.11-3 Management Areas...... 6.11-4 Issues and Recommendations...... 6.11-4

6.12 Duncan-Castro...... 6.12-1 General Description and Location ...... 6.12-1 Geology, Hydrology, and Trails...... 6.12-1 Vegetation...... 6.12-2 Wildlife ...... 6.12-3 Management Areas...... 6.12-3 Issues and Recommendations...... 6.12-3

6.13 Kite Hill ...... 6.13-1 General Description and Location ...... 6.13-1 Geology, Hydrology, and Trails...... 6.13-1 Vegetation...... 6.13-1 Wildlife ...... 6.13-2 Management Areas...... 6.13-3 Issues and Recommendations...... 6.13-3

6.14 Tank Hill ...... 6.14-1 General Description and Location ...... 6.14-1 Geology, Hydrology, and Trails...... 6.14-1 Vegetation...... 6.14-2 Wildlife ...... 6.14-3 Management Areas...... 6.14-4 Issues and Recommendations...... 6.14-4

6.15 Golden Gate Park (Oak Woodlands, Whiskey Hill, and Strawberry Hill)...... 6.15-1 General Description and Location ...... 6.15-1 Geology, Hydrology, and Trails...... 6.15-1 Vegetation...... 6.15-3 Wildlife ...... 6.15-5 Management Areas...... 6.15-6 Issues and Recommendations...... 6.15-6

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6.16 15th Avenue Steps...... 6.16-1 General Description and Location ...... 6.16-1 Geology, Hydrology, and Trails...... 6.16-1 Vegetation...... 6.16-1 Wildlife ...... 6.16-2 Management Areas...... 6.16-2 Issues and Recommendations...... 6.16-2

6.17 Bayview Park...... 6.17-1 General Description and Location ...... 6.17-1 Geology, Hydrology, and Trails...... 6.17-1 Vegetation...... 6.17-2 Wildlife ...... 6.17-5 Management Areas...... 6.17-7 Issues and Recommendations...... 6.17-7

6.18 India Basin Shoreline Park ...... 6.18-1 General Description and Location ...... 6.18-1 Geology, Hydrology, and Trails...... 6.18-1 Vegetation...... 6.18-2 Wildlife ...... 6.18-2 Management Areas...... 6.18-4 Issues and Recommendations...... 6.18-4

6.19 McLaren Park ...... 6.19-1 General Description and Location ...... 6.19-1 Geology, Hydrology, and Trails...... 6.19-1 Vegetation...... 6.19-3 Wildlife ...... 6.19-5 Management Areas...... 6.19-7 Issues and Recommendations...... 6.19-8

6.20 Palou/Phelps ...... 6.20-1 General Description and Location ...... 6.20-1 Geology, Hydrology, and Trails...... 6.20-1 Vegetation...... 6.20-1 Wildlife ...... 6.20-2 Management Areas...... 6.20-3 Issues and Recommendations...... 6.20-4

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6.21 Bernal Hill ...... 6.21-1 General Description and Location ...... 6.21-1 Geology, Hydrology, and Trails...... 6.21-1 Vegetation...... 6.21-2 Wildlife ...... 6.21-3 Management Areas...... 6.21-4 Issues and Recommendations...... 6.21-4

6.22 Balboa Natural Area...... 6.22-1 General Description and Location ...... 6.22-1 Geology, Hydrology, and Trails...... 6.22-1 Vegetation...... 6.22-1 Wildlife ...... 6.22-2 Management Areas...... 6.22-3 Issues and Recommendations...... 6.22-3

6.23 Interior Greenbelt ...... 6.23-1 General Description and Location ...... 6.23-1 Geology, Hydrology, and Trails...... 6.23-1 Vegetation...... 6.23-2 Wildlife ...... 6.23-2 Management Areas...... 6.23-3 Issues and Recommendations...... 6.23-3

6.24 Dorothy Erskine Park ...... 6.24-1 General Description and Location ...... 6.24-1 Geology, Hydrology, and Trails...... 6.24-1 Vegetation...... 6.24-1 Wildlife ...... 6.24-2 Management Areas...... 6.24-2 Issues and Recommendations...... 6.24-2

6.25 Edgehill Mountain...... 6.25-1 General Description and Location ...... 6.25-1 Geology, Hydrology, and Trails...... 6.25-1 Vegetation...... 6.25-1 Wildlife ...... 6.25-2 Management Areas...... 6.25-2 Issues and Recommendations...... 6.25-3

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6.26 Fairmount Park ...... 6.26-1 General Description and Location ...... 6.26-1 Geology, Hydrology, and Trails...... 6.26-1 Vegetation...... 6.26-1 Wildlife ...... 6.26-2 Management Areas...... 6.26-2 Issues and Recommendations...... 6.26-2

7 MONITORING PLAN 7.1 Introduction...... 7-1 7.2 Conceptual Framework...... 7-1 7.3 Monitoring Plan Strategy...... 7-3 7.4 Monitoring Program...... 7-4 7.5 Adaptive Management ...... 7-11 7.6 Uniformity and Consistency of Monitoring...... 7-11

8 REFERENCES 8.0 References...... 8-1

APPENDICES A Acknowledgements and List of Involved Parties...... A-1 B Reference Site Data...... B-1 C Significant Natural Areas Species Lists and Habitat Associations ...... C-1 D Soils, Land Features, and Trails: Key to Map Codes...... D-1 E Historic Distribution of Plants at Significant Natural Areas ...... E-1 F Forestry Statements...... F-1 G Glossary ...... G-1 H Typical Trail Cross-Sections ...... H-1 I-1 Special Status Plant Species Monitoring Protocol ...... I-1 I-2 Special Status Wildlife Monitoring Protocol...... I-8 I-3 Protocol for Monitoring Plant Communities ...... I-18 J Sample Natural Area Work Plan ...... J-1

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LIST OF TABLES Table 1-1 Acreage of Significant Natural Areas and Total Park Acreages ...... 1-13 Table 1-2 Summary of Policies and Management Actions from 1995 SNRAMP...... 1-14

Table 3-1 Monthly Average Temperatures and Precipitation from 1961 to 1990 for Two Locations in San Francisco ...... 3-26 Table 3-2 Vegetation Formations, Subformations, and Series for Significant Natural Areas...... 3-27 Table 3-3 Vegetation Series and Acreage Found within San Francisco Significant Natural Areas...... 3-30 Table 3-4 Summary of Species Richness, Percent Cover, and Frequency of Plants for Seven Habitat Types within San Francisco Significant Natural Areas.. 3-32 Table 3-5 Sensitive Species Presently and Historically Known to Occur at Significant Natural Areas...... 3-33 Table 3-6 Lengths of Trails by Natural Area and Trail Type Including Those to be Re-Routed or Closed and Proposed Trails...... 3-40

Table 4-1 Priority Pest Plants ...... 4-6 Table 4-2 Summary of Control Methods for Weeds...... 4-7 Table 4-3 Weed Management Calendar...... 4-10

Table 5-1 Current and Proposed Dog Play Area Acreages...... 5-24

Table 6.0-1 Acreage of Management Areas within the 31 Natural Areas...... 6.0-2

Table 6.1-1 Vegetation Series Mapped within Natural Areas at Lake Merced...... 6.1-20 Table 6.1-2 Sensitive Species Presently and Historically Known to Occur at Lake Merced ...... 6.1-21

Table 6.2-1 Vegetation Series Mapped at Mount Davidson...... 6.2-12 Table 6.2-2 Sensitive Species Known to Occur at Mount Davidson ...... 6.2-13

Table 6.3-1 Vegetation Series Mapped at Glen Canyon Park and O'Shaughnessy Hollow ...... 6.3-18 Table 6.3-2 Sensitive Species Known to Occur at Glen Canyon Park and O'Shaughnessy Hollow ...... 6.3-19

Table 6.4-1 Vegetation Series Mapped at Sharp Park...... 6.4-18 Table 6.4-2 Sensitive Species Historically and Presently Known to Occur at Sharp Park...... 6.4-19

Table 6.5-1 Vegetation Series Mapped within Natural Areas at Grandview Park, Golden Gate Heights, Rock Outcrop, and Hawk Hill...... 6.5-11 Table 6.5-2 Sensitive Species Presently or Historically Known to Occur at Grandview Park, Golden Gate Heights, Rock Outcrop, and Hawk Hill... 6.5-12

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Table 6.6-1 Vegetation Series Mapped within the Natural Areas at Brooks Park and Lakeview/Ashton Mini Park...... 6.6-7 Table 6.6-2 Sensitive Species Known to Occur at Brooks Park and Lakeview/ Ashton Mini Park ...... 6.6-8

Table 6.7-1 Vegetation Series Mapped at Pine Lake ...... 6.7-12 Table 6.7-2 Sensitive Species Historically and Presently Known to Occur at Pine Lake...... 6.7-13

Table 6.8-1 Vegetation Series Mapped at Twin Peaks ...... 6.8-10 Table 6.8-2 Sensitive Species Historically and Presently Known to Occur at Twin Peaks...... 6.8-11

Table 6.9-1 Vegetation Series Mapped at Billy Goat Hill...... 6.9-7 Table 6.9-2 Sensitive Species Presently and Historically Known to Occur at Billy Goat Hill ...... 6.9-8

Table 6.10-1 Vegetation Series Mapped at Buena Vista Park...... 6.10-7 Table 6.10-2 Sensitive Species Presently and Historically Known to Occur at Buena Vista Park ...... 6.10-8

Table 6.11-1 Vegetation Series Mapped at Corona Heights...... 6.11-8 Table 6.11-2 Sensitive Species Historically and Presently Known to Occur at Corona Heights...... 6.11-9

Table 6.12-1 Vegetation Series Mapped at Duncan-Castro...... 6.12-6 Table 6.12-2 Sensitive Species Known to Occur at Duncan-Castro ...... 6.12-7

Table 6.13-1 Vegetation Series Mapped at Kite Hill ...... 6.13-7 Table 6.13-2 Sensitive Species Presently and Historically Known to Occur at Kite Hill...... 6.13-8

Table 6.14-1 Vegetation Series Mapped at Tank Hill...... 6.14-7 Table 6.14-2 Sensitive Species Historically and Presently Known to Occur at Tank Hill ...... 6.14-8

Table 6.15-1 Vegetation Series Mapped at Golden Gate Park (Oak Woodlands, Strawberry Hill, and Whiskey Hill)...... 6.15-11 Table 6.15-2 Sensitive Species Known to Presently or Historically Occur at Golden Gate Park (Oak Woodlands, Strawberry Hill, and Whiskey Hill) ...... 6.15-12

Table 6.16-1 Vegetation Series Mapped at 15th Avenue Steps...... 6.16-5

Table 6.17-1 Vegetation Series Mapped at Bayview Park ...... 6.17-16 Table 6.17-2 Sensitive Species Presently or Historically Known to Occur at Bayview Park...... 6.17-17 Table 6.17-3 Management Area at Bayview Park and Sensitive Plant Species to Consider for Augmentation within Management Areas ...... 6.17-19

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Table 6.18-1 Vegetation Series Mapped at India Basin Shoreline Park ...... 6.18-8 Table 6.18-2 Sensitive Species Presently and Historically Known to Occur at India Basin Shoreline Park...... 6.18-9

Table 6.19-1 Vegetation Series Mapped at McLaren Park...... 6.19-16 Table 6.19-2 Sensitive Species Historically and Presently Known to Occur at McLaren Park ...... 6.19-17 Table 6.19-3 Management Areas at McLaren Park and Sensitive Plant Species to Consider for Reintroduction within those Management Areas ...... 6.19-19

Table 6.20-1 Vegetation Series Mapped at Palou-Phelps...... 6.20-7

Table 6.21-1 Vegetation Series Mapped at the Bernal Hill Natural Area...... 6.21-9 Table 6.21-2 Sensitive Species Presently and Historically Known to Occur at the Bernal Hill Natural Area...... 6.21-10

Table 6.22-1 Vegetation Series Mapped at Balboa Natural Area...... 6.22-6 Table 6.22-2 Sensitive Species Presently and Historically Known to Occur at the Balboa Natural Area...... 6.22-7

Table 6.23-1 Sensitive Species Presently and Historically Known to Occur at the Interior Greenbelt ...... 6.23-6

Table 6.24-1 Vegetation Series Mapped at Dorothy Erskine Park...... 6.24-6 Table 6.24-2 Sensitive Species Presently and Historically Known to Occur at Dorothy Erskine Park...... 6.24-7

Table 6.25-1 Vegetation Series Mapped at Edgehill Mountain...... 6.25-6 Table 6.25-2 Sensitive Species Presently and Historically Known to Occur at Edgehill Mountain...... 6.25-7

Table 6.26-1 Vegetation Series Mapped at Fairmount Park...... 6.26-5

Table 7-1 Species Selected for Monitoring by SFRPD ...... 7-5

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LIST OF FIGURES Figure 1-1 City Parks Containing Significant Natural Resource Areas...... 1-15

Figure 4.1 Schematic Representation of Vegetation Management Decision Process... 4-14

Figure 6.1-1 Lake Merced: Aerial Photograph, Property Boundaries and Natural Areas...... 6.1-25 Figure 6.1-2 Soils, Land Features, and Trails ...... 6.1-26 Figure 6.1-3 Vegetation...... 6.1-27 Figure 6.1-4 Vegetation...... 6.1-28 Figure 6.1-5 Vegetation...... 6.1-29 Figure 6.1-6 Vegetation...... 6.1-30 Figure 6.1-7 Vegetation...... 6.1-31 Figure 6.1-8 Sensitive Species and Important Bird Habitat...... 6.1-32 Figure 6.1-9 Management Areas and Trail Plan ...... 6.1-33

Figure 6.2-1 Mount Davidson: Aerial Photograph, Property Boundaries and Natural Areas...... 6.2-15 Figure 6.2-2 Soils, Land Features, and Trails ...... 6.2-16 Figure 6.2-3 Vegetation...... 6.2-17 Figure 6.2-4 Sensitive Species and Important Bird Habitat...... 6.2-18 Figure 6.2-5 Management Areas and Trail Plan ...... 6.2-19

Figure 6.3-1 Glen Canyon Park and O’Shaughnessy Hollow: Aerial Photograph, Property Boundaries and Natural Areas...... 6.3-23 Figure 6.3-2 Soils, Land Features, and Trails ...... 6.3-24 Figure 6.3-3 Vegetation...... 6.3-25 Figure 6.3-4 Sensitive Species and Important Bird Habitat...... 6.3-26 Figure 6.3-5 Management Areas and Trail Plan ...... 6.3-27

Figure 6.4-1 Sharp Park: Aerial Photograph, Property Boundaries and Natural Areas...... 6.4-21 Figure 6.4-2 Soils, Land Features, and Trails ...... 6.4-22 Figure 6.4-3 Vegetation...... 6.4-23 Figure 6.4-4 Sensitive Species and Important Bird Habitat...... 6.4-24 Figure 6.4-5 Management Areas and Trail Plan ...... 6.4-25

Figure 6.5-1 Grandview Park: Aerial Photograph, Property Boundaries and Natural Areas...... 6.5-15 Figure 6.5-2 Rock Outcrop: Aerial Photograph, Property Boundaries and Natural Areas...... 6.5-16 Figure 6.5-3 Golden Gate Heights Aerial Photograph, Property Boundaries and Natural Areas...... 6.5-17 Figure 6.5-4 Hawk Hill: Aerial Photograph, Property Boundaries and Natural Areas...... 6.5-18 Figure 6.5-5 Grandview Park: Soils, Land Features, and Trails...... 6.5-19 Figure 6.5-6 Rock Outcrop: Soils and Land Features ...... 6.5-20 Figure 6.5-7 Golden Gate Heights: Soils, Land Features, and Trails...... 6.5-21 Figure 6.5-8 Hawk Hill: Soils, Land Features, and Trails...... 6.5-22

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Figure 6.5-9 Grandview Park: Vegetation...... 6.5-23 Figure 6.5-10 Rock Outcrop: Vegetation ...... 6.5-24 Figure 6.5-11 Golden Gate Heights: Vegetation...... 6.5-25 Figure 6.5-12 Hawk Hill: Vegetation ...... 6.5-26 Figure 6.5-13 Grandview Park: Sensitive Species...... 6.5-27 Figure 6.5-14 Rock Outcrop: Sensitive Species...... 6.5-28 Figure 6.5-15 Golden Gate Heights: Sensitive Species...... 6.5-29 Figure 6.5-16 Hawk Hill: Sensitive Species...... 6.5-30 Figure 6.5-17 Grandview Park: Management Areas and Trail Plan...... 6.5-31 Figure 6.5-18 Rock Outcrop: Management Areas and Trail Plan ...... 6.5-32 Figure 6.5-19 Golden Gate Heights: Management Areas and Trail Plan...... 6.5-33 Figure 6.5-20 Hawk Hill: Management Areas and Trail Plan ...... 6.5-34

Figure 6.6-1 Brooks Park and Lakeview/Ashton Mini Park: Aerial Photograph, Property Boundaries and Natural Areas...... 6.6-9 Figure 6.6-2 Soils, Land Features, and Trails ...... 6.6-10 Figure 6.6-3 Vegetation...... 6.6-11 Figure 6.6-4 Sensitive Species and Important Bird Habitat...... 6.6-12 Figure 6.6-5 Management Areas and Trail Plan ...... 6.6-13

Figure 6.7-1 Pine Lake: Aerial Photograph, Property Boundaries and Natural Areas.. 6.7-15 Figure 6.7-2 Soils, Land Features, and Trails ...... 6.7-16 Figure 6.7-3 Vegetation...... 6.7-17 Figure 6.7-4 Sensitive Species and Important Bird Habitat...... 6.7-18 Figure 6.7-5 Management Areas and Trail Plan ...... 6.7-19

Figure 6.8-1 Twin Peaks: Aerial Photograph, Property Boundaries and Natural Areas...... 6.8-13 Figure 6.8-2 Soils, Land Features, and Trails ...... 6.8-14 Figure 6.8-3 Vegetation...... 6.8-15 Figure 6.8-4 Sensitive Species and Important Bird Habitat...... 6.8-16 Figure 6.8-5 Management Areas and Trail Plan ...... 6.8-17

Figure 6.9-1 Billy Goat Hill: Aerial Photograph, Property Boundaries and Natural Areas...... 6.9-9 Figure 6.9-2 Soils, Land Features, and Trails ...... 6.9-10 Figure 6.9-3 Vegetation...... 6.9-11 Figure 6.9-4 Management Areas and Trail Plan ...... 6.9-12

Figure 6.10-1 Buena Vista Park: Aerial Photograph, Property Boundaries and Natural Areas...... 6.10-9 Figure 6.10-2 Soils, Land Features, and Trails ...... 6.10-10 Figure 6.10-3 Vegetation...... 6.10-11 Figure 6.10-4 Important Bird Habitat ...... 6.10-12 Figure 6.10-5 Management Areas and Trail Plan ...... 6.10-13

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Figure 6.11-1 Corona Heights: Aerial Photograph, Property Boundaries and Natural Areas...... 6.11-10 Figure 6.11-2 Soils, Land Features, and Trails ...... 6.11-11 Figure 6.11-3 Vegetation...... 6.11-12 Figure 6.11-4 Sensitive Species and Important Bird Habitat...... 6.11-13 Figure 6.11-5 Management Areas and Trail Plan ...... 6.11-14

Figure 6.12-1 Duncan-Castro: Aerial Photograph, Property Boundaries and Natural Areas...... 6.12-8 Figure 6.12-2 Soils, Land Features, and Trails ...... 6.12-9 Figure 6.12-3 Vegetation...... 6.12-10 Figure 6.12-4 Sensitive Species and Important Bird Habitat...... 6.12-11 Figure 6.12-5 Management Areas and Trail Plan ...... 6.12-12

Figure 6.13-1 Kite Hill: Aerial Photograph, Property Boundaries and Natural Areas.... 6.13-9 Figure 6.13-2 Soils, Land Features, and Trails ...... 6.13-10 Figure 6.13-3 Vegetation...... 6.13-11 Figure 6.13-4 Management Areas and Trail Plan ...... 6.13-12

Figure 6.14-1 Tank Hill: Aerial Photograph, Property Boundaries and Natural Areas... 6.14-9 Figure 6.14-2 Soils, Land Features, and Trails ...... 6.14-10 Figure 6.14-3 Vegetation...... 6.14-11 Figure 6.14-4 Sensitive Species and Important Bird Habitat...... 6.14-12 Figure 6.14-5 Management Areas and Trail Plan ...... 6.14-13

Figure 6.15-1 Golden Gate Park (Oak Woodlands, Strawberry Hill, and Whiskey Hill): Aerial Photograph, Property Boundaries and Natural Areas...... 6.15-14 Figure 6.15-2 Soils, Land Features, and Trails ...... 6.15-15 Figure 6.15-3 Vegetation...... 6.15-16 Figure 6.15-4 Sensitive Species and Important Bird Habitat...... 6.15-17 Figure 6.15-5 Management Areas and Trail Plan ...... 6.15-18

Figure 6.16-1 15th Avenue Steps: Aerial Photograph, Property Boundaries and Natural Areas...... 6.16-6 Figure 6.16-2 Soils, Land Features, and Trails ...... 6.16-7 Figure 6.16-3 Vegetation ...... 6.16-8 Figure 6.16-4 Management Areas and Trail Plan ...... 6.16-9

Figure 6.17-1 Bayview Park: Aerial Photograph, Property Boundaries and Natural Areas...... 6.17-20 Figure 6.17-2 Soils, Land Features, and Trails ...... 6.17-21 Figure 6.17-3 Vegetation...... 6.17-22 Figure 6.17-4 Sensitive Species and Important Bird Habitat...... 6.17-23 Figure 6.17-5 Management Areas and Trail Plan ...... 6.17-24 Figure 6.17-6 Conceptual Detention Basin Plan...... 6.17-25 Figure 6.17-7 Conceptual Detention Basin Sections ...... 6.17-26 Figure 6.17-8 Conceptual Gully Erosion Control Plan...... 6.17-27 Figure 6.17-9 Conception Gully Erosion Control Section ...... 6.17-28

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Figure 6.18-1 Indian Basin Shoreline Park: Aerial Photograph, Property Boundaries and Natural Areas...... 6.18-10 Figure 6.18-2 Soils, Land Features, and Trails ...... 6.18-11 Figure 6.18-3 Vegetation...... 6.18-12 Figure 6.18-4 Sensitive Species and Important Bird Habitat...... 6.18-13 Figure 6.18-5 Management Areas and Trail Plan ...... 6.18-14

Figure 6.19-1 McLaren Park: Aerial Photograph, Property Boundaries and Natural Areas...... 6.19-20 Figure 6.19-2 Soils, Land Features, and Trails ...... 6.19-21 Figure 6.19-3 Soils, Land Features, and Trails ...... 6.19-22 Figure 6.19-4 Soils, Land Features, and Trails ...... 6.19-23 Figure 6.19-5 Vegetation...... 6.19-24 Figure 6.19-6 Vegetation...... 6.19-25 Figure 6.19-7 Vegetation...... 6.19-26 Figure 6.19-8 Sensitive Species and Important Bird Habitat...... 6.19-27 Figure 6.19-9 Sensitive Species and Important Bird Habitat...... 6.19-28 Figure 6.19-10 Sensitive Species and Important Bird Habitat...... 6.19-29 Figure 6.19-11 Management Areas and Trail Plan ...... 6.19-30 Figure 6.19-12 Management Areas and Trail Plan ...... 6.19-31 Figure 6.19-13 Management Areas and Trail Plan ...... 6.19-32

Figure 6.20-1 Palou/Phelps: Aerial Photograph, Property Boundaries and Natural Areas...... 6.20-9 Figure 6.20-2 Soils, Land Features, and Trails ...... 6.20-10 Figure 6.20-3 Vegetation...... 6.20-11 Figure 6.20-4 Management Areas and Trail Plan ...... 6.20-12

Figure 6.21-1 Bernal Hill Natural Area: Aerial Photograph, Property Boundaries and Natural Areas...... 6.21-11 Figure 6.21-2 Soils, Land Features, and Trails ...... 6.21-12 Figure 6.21-3 Vegetation...... 6.21-13 Figure 6.21-4 Sensitive Species and Important Bird Habitat...... 6.21-14 Figure 6.21-5 Management Areas and Trail Plan ...... 6.21-15

Figure 6.22-1 Balboa Natural Area: Aerial Photograph, Property Boundaries and Natural Areas...... 6.22-8 Figure 6.22-2 Soils, Land Features, and Trails ...... 6.22-9 Figure 6.22-3 Vegetation...... 6.22-10 Figure 6.22-4 Sensitive Species ...... 6.22-11 Figure 6.22-5 Management Areas and Trail Plan ...... 6.22-12

Figure 6.23-1 Interior Greenbelt: Aerial Photograph, Property Boundaries and Natural Areas...... 6.23-7 Figure 6.23-2 Soils, Land Features, and Trails ...... 6.23-8 Figure 6.23-3 Vegetation...... 6.23-9 Figure 6.23-4 Sensitive Species ...... 6.23-10 Figure 6.23-5 Management Areas and Trail Plan ...... 6.23-11

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Figure 6.24-1 Dorothy Erskine Park: Aerial Photograph, Property Boundaries and Natural Areas...... 6.24-8 Figure 6.24-2 Soils, Land Features, and Trails ...... 6.24-9 Figure 6.24-3 Vegetation...... 6.24-10 Figure 6.24-4 Management Areas and Trail Plan ...... 6.24-11

Figure 6.25-1 Edgehill Mountain: Aerial Photograph, Property Boundaries and Natural Areas...... 6.25-8 Figure 6.25-2 Soils, Land Features, and Trails ...... 6.25-9 Figure 6.25-3 Vegetation...... 6.25-10 Figure 6.25-4 Sensitive Species ...... 6.25-11 Figure 6.25-5 Management Areas and Trail Plan ...... 6.25-12

Figure 6.26-1 Fairmount Park: Aerial Photograph, Property Boundaries and Natural Areas...... 6.26-6 Figure 6.26-2 Soils, Land Features, and Trails ...... 6.26-7 Figure 6.26-3 Vegetation...... 6.26-8 Figure 6.26-4 Management Areas and Trail Plan ...... 6.26-9

RESPONSE TO COMMENTS ...... Under Separate Cover

FINAL DRAFT FEBRUARY 2006 xv SIGNIFICANT NATURAL RESOURCE AREAS MANAGEMENT PLAN SAN FRANCISCO RECREATION AND PARK DEPARTMENT