• Features Hydrological Nigeria hydrobasins[main_bas dist_sink sub_area basin_name dist_main pfaf_id up_area the_geom label endo coast next_sink sort next_down hybas_id ]
• Features Hydrological Nigeria hydrobasins main_bas[ | gid]
• null

SOURCES .Features .Hydrological .Nigeria .hydrobasins main_bas 1 index .label