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Potential Avoided Smoke Production Index
This is an index of how much less smoke (as defined by PM2.5 emissions) would be produced from a given pixel by burning under moderate fire weather conditions rather than the... -
Tree Mortality - Past 1 Year
The dead tree canopy cover fraction change from the Mortality Magnitude Index (MMI) for eDaRT events. This metric is provided to complement data (in terms of spatial resolution... -
American Indian or Alaska Native Race Alone and Multi-Race Population...
Relative concentration of the Southern California region's American Indian population. The variable AIAN_ALN_AND_MULTIRACEAIANALN includes BOTH individuals who select American... -
Trail Density
A raster dataset representing density of trails in the Southern California Region. -
Cumulative Tree Cover Loss
The cumulative loss of tree cover over a 30-year period (1992-2020). Tree cover loss reflects fires, harvest/management and dieoff. Only disturbances that are sufficient to... -
Loggerhead Shrike Suitable Habitat
This layer shows highly suitable habitats for the reproduction and feeding of Loggerhead Shrike ( Lanius ludovicianus ) within the species' range. -
Standing Dead and Ladder Fuels
This is the material that may burn at the extreme end of the spectrum and contribute to mass fire behavior (Stephens et al., 2022), especially during crown spread type events.... -
Precipitation Minus Actual Evapotranspiration During Avg Conditions
Runoff is a measure of the water available for storage. It is determined by both the water supply and the demand of the existing vegetation. Annual mean runoff measures the... -
Fire Return Interval Departure (Frid) - Mean Percent - Since 1908
This metric, mean percent FRID, is a measure of the extent to which contemporary fires (i.e., since 1908) are burning at frequencies similar to the frequencies that occurred... -
Hermes Copper Butterfly Range
This is a dataset representing the boundaries for the Hermes copper butterfly ( Lycaena hermes ) as understood by the United States Fish and Wildlife Service. This species is... -
Southern CA - Large Tree Density > 30" Dbh
Large trees are important to forest managers as they have a greater likelihood of survival from fire, provide sources of seed stock, wildlife habitat, and contribute to other... -
Multi-Race, Except Part-American Indian Pop. Concentration - Southern CA
The Relative concentration of the Southern California region's population that identifies as "Multiracial", EXCEPT those with part-American Indian identity, in response to the... -
SDI: Proportion of Max - Reineke 1933
Stand density index (SDI) helps vegetation managers to identify levels of site utilization and competition to determine management scenarios to meet objectives and is often used... -
Heavy Fuels
Emissions (on which the modeled PFIRS and Smoke Spotter smoke plumes are based, and which are generated by the BlueSky Playground) are especially sensitive to changes in the... -
Aquatic Species Richness
Aquatic native species richness is a measure of species biodiversity, and is one measurement used to describe the distribution of overall species biodiversity in California for... -
Functional Species Richness - Soil Aerators
Functional groups are sets of species that share life history characteristics that perform particular functions within an ecosystem. The six functional groups are represented... -
California Coastal Chinook Salmon Distribution
This layer was created to aid SWR biologists in establishing Critical Habitat for Chinook in the California Coastal ESU. The layer represents an approximation of Chinook... -
Hispanic and or Black, Indigenous or People of Color (Hspbipoc) Population...
Relative concentration of the Southern California region's Black/African American population. The variable HSPBIPOC is equivalent to all individuals who select a combination of... -
Wildlife Species Richness
Native species richness is estimated based on high suitability reproductive habitat for a given species. Reproductive habitat is used to represent suitability because it is... -
Pacific Marten Suitable Habitat
The Pacific martin is a species of special concern, but it is not federally, or state listed at the present time. It is identified as a focal species by Region 5 of the US...