Function converts a Weighted Usable Area (WUA) to an
area in square meters by multiplying the WUA by the stream's length used by the species.
The lengths were obtained through expert outreach in 2017 and are available here
watershed_lengths.
wua_to_area(wua, watershed_name, life_stage, species_name)
| wua | WUA in square feet per 1000 feet |
|---|---|
| life_stage | life stage |
| watershed | watershed |
| species | species, "fr" - fall run or "sr" - spring run or "st" - steel head |