Nevada County Natural Resources Report


Tables, Figures and Appendices

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Tables

2-1. Occurrence of Large- and Small-Patch Ecosystems by Elevation Zone.

2-2. A “Cross-Walk” for Comparing the Nevada County Wildlife Habitat Relationships System with Other California Vegetation Classification Systems.

3-1. Extent, Elevation Range, and Wildlife and Plant Occurrence in Large-Patch Ecosystems of Nevada County.

3-2. Noxious Weeds and Other Invasive, Non-Native Plants Known to Occur in Nevada County.

3-3. Extent, Percent Private and Elevation Range of Small-Patch Ecosystems in Nevada County.

Figures

2-1. Nevada County Elevation Zones.

2-2. Nevada County Watersheds in Elevation Zones 1 and 2.

2-3. Nevada County Watersheds in Elevation Zone 3.

2-4. Nevada County Watersheds in Elevation Zone 4.

3-1. Redlist Plants in Large-Patch Ecosystems of Nevada County.

3-2. Yellowlist Plants in Large-Patch Ecosystems of Nevada County.

3-3. Total Vertebrates in Large-Patch Ecosystems of Nevada County.

3-4. Total Breeding Vertebrates in Large-Patch Ecosystems of Nevada County.

3-5. Redlist Vertebrates in Large-Patch Ecosystems of Nevada County.

3-6. Yellowlist Vertebrates in Large-Patch Ecosystems of Nevada County.

3-7. Nevada County Riverine Ecosystems.

3-8a. Nevada County Lacustrine Ecosystems: West Sheet.

3-8b. Nevada County Lacustrine Ecosystems: East Sheet.

3-9. Nevada County Barren Areas, Cliffs, and Hydraulic Diggings.

3-10. Nevada County Annual Grasslands.

3-11. Nevada County Montane Meadows.

3-12a. Nevada County Fresh Emergent Wetlands: West Sheet.

3-12b. Nevada County Fresh Emergent Wetlands: East Sheet.

3-13. Nevada County Foothill Chaparral.

3-14. Nevada County Montane Chaparral.

3-15. Nevada County Subalpine Dwarf Scrub.

3-16. Nevada County Eastside Scrub.

3-17a. Nevada County Foothill Hardwood Woodlands.

3-17b. Nevada County Valley Oak Woodlands.

3-18. Nevada County Oak-Foothill Pine Woodlands.

3-19. Nevada County Montane Hardwood Woodlands.

3-20. Nevada County Foothill Riparian Woodlands.

3-21a. Nevada County Montane Riparian Woodlands: West Sheet.

3-21b. Nevada County Montane Riparian Woodlands: East Sheet.

3-22. Nevada County Eastside Riparian Woodlands.

3-23. Nevada County Aspen Woodlands.

3-24. Nevada County Ponderosa Pine Forest.

3-25. Nevada County Mixed-Conifer Forest.

3-26. Nevada County Red Fir Forest.

3-27. Nevada County Lodgepole Pine Forest.

3-28. Nevada County Subalpine Conifer Forest.

3-29. Nevada County Eastside Pine Forest.

3-30. Nevada County Urban and Residential Areas.

3-31. Nevada County Orchards, Vineyards, and Croplands.

3-32. Nevada County Springs, Seeps, and Fens.

3-33. Nevada County Late-Successional Conifer Forest.

3-34. Nevada County McNab Cypress Stands.

3-35. Nevada County Whitebark Pine Stands.

3-36. Nevada County Knobcone Pine Stands.

3-37. Nevada County Leather Oak Chaparral Stands.

3-38. Nevada County Serpentine Soils.

3-39. Nevada County Gabbrodiorite Soils.

3-40. Nevada County Volcanic Lava Caps and Mudflows.

3-41. Nevada County Caves and Mine Shafts.

3-42. Nevada County Elevation Range.

3-43. Nevada County Slope.

3-44. Nevada County Public and Private Lands.

3-45. Nevada County Roads.

3-46. Nevada County Roadless Areas.

3-47. Nevada County Contiguous Unimproved Private Tracts Greater Than 80 Acres.

3-48. Nevada County Arable Lands.

3-49. Nevada County Irrigated Lands.

3-50. Nevada County Canals.

Appendices

I. Vascular Plant Species With Known or Potential Occurrence in Nevada County.

II. Redlist and Yellowlist Plants With Known or Potential Occurrence in Nevada County.

III. Nevada County Special-Status Plant and Habitat Relationships Matrix.

IV. Vertebrate Species With Known or Potential Occurrence in Nevada County.

V. Redlist and Yellowlist Animals With Known or Potential Occurrence in Nevada County.

VI. Nevada County Wildlife and Habitat Relationships Matrix.

VII. Compiled and Evaluated Data Themes for Natural Heritage 2020.

VIII. Validation Process for Selected Data Themes.

IX. Watershed Maps and Statistics:

Table IX-1. Acreages of Large-Patch Ecosystems in Nevada County Watersheds.

Table IX-2. Acreage of Small-Patch Ecosystems in Nevada County Watersheds.

Table IX-3. Non-habitat Theme Summary Statistics for Nevada County Watersheds.

Legend for Watershed Maps

Figure IX-1 Alder Creek Watershed Vegetation

Figure IX-2 Bald Rock Mountain Watershed Vegetation

Figure IX-3 Bear Trap Watershed Vegetation

Figure IX-4 Blind Shady Creek Watershed Vegetation

Figure IX-5 Bloody Run Watershed Vegetation

Figure IX-6 Boca Reservoir Watershed Vegetation

Figure IX-7 Bowman Lake Watershed Vegetation

Figure IX-8 Buck Ranch Watershed Vegetation

Figure IX-9 Buckeye Ridge Watershed Vegetation

Figure IX-10 Burlington Ridge Watershed Vegetation

Figure IX-11 Camp Far West Reservoir Watershed Vegetation

Figure IX-12 Campbell Creek Watershed Vegetation

Figure IX-13 Cedar Ravine Watershed Vegetation

Figure IX-14 Clear Creek Watershed Vegetation

Figure IX-15 Clipper Creek Watershed Vegetation

Figure IX-16 Colgate Powerhouse Watershed Vegetation

Figure IX-17 Cox Delaney Flat Watershed Vegetation

Figure IX-18 Dempsey Creek Watershed Vegetation

Figure IX-19 Diamond Creek Watershed Vegetation

Figure IX-20 Donner Lake Watershed Vegetation

Figure IX-21 East Fork Creek Watershed Vegetation

Figure IX-22 East Martis Creek Watershed Vegetation

Figure IX-23 Emigrant Canyon Watershed Vegetation

Figure IX-24 English Meadow Watershed Vegetation

Figure IX-25 Excelsior Watershed Vegetation

Figure IX-26 Fall Creek Watershed Vegetation

Figure IX-27 Fordyce Creek Watershed Vegetation

Figure IX-28 French Lake Watershed Vegetation

Figure IX-29 French Ravine Watershed Vegetation

Figure IX-30 Frog Lake Watershed Vegetation

Figure IX-31 Grass Valley Watershed Vegetation

Figure IX-32 Grizzly Creek Watershed Vegetation

Figure IX-33 Grub Creek Watershed Vegetation

Figure IX-34 Hobart Mills Watershed Vegetation

Figure IX-35 Independence Lake Watershed Vegetation

Figure IX-36 Indian Springs Creek Watershed Vegetation

Figure IX-37 Jackson Meadow Reservoir Watershed Vegetation

Figure IX-38 Kentucky Ravine Watershed Vegetation

Figure IX-39 Kingvale Watershed Vegetation

Figure IX-40 Lake Spaulding Watershed Vegetation

Figure IX-41 Lake Valley Reservoir Watershed Vegetation

Figure IX-42 Lake Van Norden Watershed Vegetation

Figure IX-43 Lake of the Pines Watershed Vegetation

Figure IX-44 Little Deer Creek Watershed Vegetation

Figure IX-45 Little Dry Creek Watershed Vegetation

Figure IX-46 Little Shady Creek Watershed Vegetation

Figure IX-47 Lowell Watershed Vegetation

Figure IX-48 Lower Sagehen Creek Watershed Vegetation

Figure IX-49 Lower Steephollow Creek Watershed Vegetation

Figure IX-50 Lower Truckee River Watershed Vegetation

Figure IX-51 Meyers Ravine Watershed Vegetation

Figure IX-52 Milton Reservoir Watershed Vegetation

Figure IX-53 Missouri Canyon Watershed Vegetation

Figure IX-54 Moonshine Creek Watershed Vegetation

Figure IX-55 North Bloomfield Watershed Vegetation

Figure IX-56 Palmer Ridge Watershed Vegetation

Figure IX-57 Perazzo Watershed Vegetation

Figure IX-58 Poorman Creek Watershed Vegetation

Figure IX-59 Prosser Creek Reservoir Watershed Vegetation

Figure IX-60 Rattlesnake Creek Watershed Vegetation

Figure IX-61 Red Mountain Watershed Vegetation

Figure IX-62 Relief Watershed Vegetation

Figure IX-63 Rock Creek (Bear R) Watershed Vegetation

Figure IX-64 Rock Creek (S Yuba R) Watershed Vegetation

Figure IX-65 Rollins Reservoir Watershed Vegetation

Figure IX-66 Rush Creek Watershed Vegetation

Figure IX-67 Russel Valley Watershed Vegetation

Figure IX-68 Salt Creek Watershed Vegetation

Figure IX-69 Scotts Flat Reservoir Watershed Vegetation

Figure IX-70 Shady Glen Watershed Vegetation

Figure IX-71 Slacks Ravine Watershed Vegetation

Figure IX-72 Slate Creek Watershed Vegetation

Figure IX-73 South Poorman Creek Watershed Vegetation

Figure IX-74 South Wolf Creek Watershed Vegetation

Figure IX-75 Spaulding Point Watershed Vegetation

Figure IX-76 Spenceville Watershed Vegetation

Figure IX-77 Spring Creek Watershed Vegetation

Figure IX-78 Squirrel Creek Watershed Vegetation

Figure IX-79 Stampede Reservoir Watershed Vegetation

Figure IX-80 Steephollow Creek Watershed Vegetation

Figure IX-81 Sugarloaf Mtn. Watershed Vegetation

Figure IX-82 Sweetland Creek Watershed Vegetation

Figure IX-83 Tarr Ditch Watershed Vegetation

Figure IX-84 Texas Creek Watershed Vegetation

Figure IX-85 Truckee Watershed Vegetation

Figure IX-86 Union Mills Watershed Vegetation

Figure IX-87 Upper Beardman Creek Watershed Vegetation

Figure IX-88 Upper Sagehen Creek Watershed Vegetation

Figure IX-89 Vineyard Creek Watershed Vegetation

Figure IX-90 Warren Lake Watershed Vegetation

Figure IX-91 Washington Watershed Vegetation

Figure IX-92 Webber Lake Watershed Vegetation

Figure IX-93 West Fork Gray Creek Watershed Vegetation

Figure IX-94 West Martis Creek Watershed Vegetation

Figure IX-95 White Rock Creek Watershed Vegetation

Figure IX-96 Wolf Creek Watershed Vegetation

Figure IX-97 Woodpecker Ravine Watershed Vegetation

Figure IX-98 Woods Creek Watershed Vegetation

Figure IX-99 Wooley Creek Watershed Vegetation

Figure IX-100 Worn Mill Canyon Watershed Vegetation