geographic_unique_stations: Return a vector of geographically unique NERR Stations
Description
Creates an alphabetically sorted, vector of geographically unique stations for mapping
Usage
geographic_unique_stations(nerr_site_id)
Value
returns a vector of NERR stations
Arguments
nerr_site_id
chr vector of valid NERR stations
Author
Julie Padilla
Details
This function is intended for internal use with the NERRS reserve level reporting scripts and is used along with res_local_map. It takes a vector of NERR site ids and only returns geographically unique locations.