indice ultravioletti a Eureka (1.3 mi.) | indice ultravioletti a Samoa (2.1 mi.) | indice ultravioletti a Arcata Wharf (3 mi.) | indice ultravioletti a Bucksport (3 mi.) | indice ultravioletti a Mad River Slough (Arcata Bay) (4 mi.) | indice ultravioletti a Elk River Railroad Bridge (4 mi.) | indice ultravioletti a North Spit (Humboldt Bay) (5 mi.) | indice ultravioletti a Fields Landing (7 mi.) | indice ultravioletti a Hookton Slough (9 mi.) | indice ultravioletti a Trinidad Harbor (17 mi.) | indice ultravioletti a Shelter Cove (54 mi.)