Table 4. Individual variable names and descriptions used in species models.
Variable Name | Definition |
WHR type (Number) | |
1 | Alpine-Dwarf Shrub percentage within a 1km radius |
2 | Agriculture percentage within a 1km radius |
3 | Annual Grassland percentage within a 1km radius |
4 | Alkali Desert Scrub percentage within a 1km radius |
5 | Aspen percentage within a 1km radius |
6 | Barren percentage within a 1km radius |
7 | Bitterbrush percentage within a 1km radius |
8 | Blue Oak-Foothill Pine percentage within a 1km radius |
9 | Blue Oak Woodland percentage within a 1km radius |
10 | Coastal Oak Woodland percentage within a 1km radius |
11 | Closed-Cone Pine-Cypress percentage within a 1km radius |
12 | Chamise-Redshank Chaparral percentage within a 1km radius |
13 | Coastal Scrub percentage within a 1km radius |
14 | Douglas-Fir percentage within a 1km radius |
15 | Desert Riparian percentage within a 1km radius |
16 | Desert Scrub percentage within a 1km radius |
17 | Desert Succulent Shrub percentage within a 1km radius |
18 | Desert Wash percentage within a 1km radius |
19 | Eastside Pine percentage within a 1km radius |
20 | Estuarine percentage within a 1km radius |
21 | Freshwater Emergent W percentage within a 1km radiusetland |
22 | Jeffrey Pine percentage within a 1km radius |
23 | Joshua Tree percentage within a 1km radius |
24 | Juniper percentage within a 1km radius |
25 | Klamath Mixed Conifer percentage within a 1km radius |
26 | Lacustrine percentage within a 1km radius |
27 | Lodgepole Pine percentage within a 1km radius |
28 | Low Sage percentage within a 1km radius |
29 | Marine percentage within a 1km radius |
30 | Mixed Chaparral percentage within a 1km radius |
31 | Montane Chaparral percentage within a 1km radius |
32 | Montane Hardwood-Conifer percentage within a 1km radius |
33 | Montane Hardwood percentage within a 1km radius |
34 | Montane Riparian percentage within a 1km radius |
35 | Perennial Grassland percentage within a 1km radius |
36 | Pinyon-Juniper percentage within a 1km radius |
37 | Palm Oasis percentage within a 1km radius |
38 | Ponderosa Pine percentage within a 1km radius |
39 | Riverine percentage within a 1km radius |
40 | Redwood percentage within a 1km radius |
41 | Red Fir percentage within a 1km radius |
42 | Subalpine Conifer percentage within a 1km radius |
43 | Saline Emergent Wetland percentage within a 1km radius |
44 | Sagebrush percentage within a 1km radius |
45 | Sierran Mixed Conifer percentage within a 1km radius |
46 | Urban percentage within a 1km radius |
47 | Valley Oak Woodland percentage within a 1km radius |
48 | Valley Foothill Riparian percentage within a 1km radius |
49 | Water percentage within a 1km radius |
50 | White Fir percentage within a 1km radius |
51 | Wet Meadow percentage within a 1km radius |
52 | Unknown Shrub Type percentage within a 1km radius |
53 | Unknown Conifer Type percentage within a 1km radius |
54 | Pasture percentage within a 1km radius |
55 | Eucalyptus percentage within a 1km radius |
DENS_INTER | Linear density of intermittent streams in m/km2 |
DENS_PEREN | Linear density of perenial streams in m/km2 |
DENS_CANAL | Linear density of canals in m/km2 |
DIST_EMERG | Straight line distance to nearest emergent wetland habitat |
DIST_LAKES | Straight line distance to nearest lake |
DIST_STREAM | Straight line distance to nearest intermittent or perenial stream |
DIST_CANAL | Straight line distance to nearest canal |
PT_1-12 | Monthly (1-12) precipitation normals for 1971-2000 |
TTMIN_1-12 | Average monthly (1-12) minimum temerature for 1971-2000 |
TTMAX_1-12 | Average monthly (1-12) maximum temerature for 1971-2000 |
ten9_urban | Combined WHR vegetation types classified as urban |
ten8_wetland | Combined WHR vegetation types classified as wetland |
ten7_water | Combined WHR vegetation types classified as water |
ten6_conifer | Combined WHR vegetation types classified as coniferous forest |
ten5_barren | Combined WHR vegetation types classified as barren |
ten4_hardwood | Combined WHR vegetation types classified as hardwood forest |
ten3_desert | Combined WHR vegetation types classified as desert |
ten2_herba | Combined WHR vegetation types classified as herbacious |
ten1_agric | Combined WHR vegetation types classified as agriculture |
ten0_shrub | Combined WHR vegetation types classified as shrubland |
SLOPE_DEM_ | Degree of slope |
ELEVATION_ | Elevation in meters |
P_ORCHARD | Percent orchard field within a 1 km radius |
P_RICE | Percent rice field within a 1 km radius |
P_PASTURE | Percent pasture within a 1 km radius |
P_URBAN | Percent urban land within a 1 km radius |
P_VINEYARD | Percent vineyard within a 1 km radius |
P_IDLE | Percent idle cropland within a 1 km radius |
P_FIELDCROP | Percent of all combined fieldcrops within a 1 km radius |
P_5KFIELDCROP | Percent of all combined fieldcrops within a 5 km radius |
P_5KANNUAL | Percent annual grassland within a 1 km radius |
P_EMERGWET | Percent emergent wetland habitat within a 1 km radius |
P_LAKES | Percent lacustrine habitat within a 1 km radius |
whr10 | All combined WHR habitat types |
whrnum | All individual WHR habitat types |
hu_eco_union1 | Variable delineating the study area |