ultraviolett index i Shark Key (Southeast End, Similar Sound) (0.6 mi.) | ultraviolett index i Rockland Key (Rockland Channel Bridge) (1.2 mi.) | ultraviolett index i O'Hara Key (North End, Waltz Key Basin) (1.2 mi.) | ultraviolett index i Bird Key (Similar Sound) (1.4 mi.) | ultraviolett index i Saddlebunch Keys (Similar Sound) (2.1 mi.) | ultraviolett index i Saddlebunch Keys (Channel No. 5) (2.1 mi.) | ultraviolett index i Duck Key Point (Duck Key, Waltz Key Basin) (2.4 mi.) | ultraviolett index i Saddlebunch Keys (Channel No. 4) (2.6 mi.) | ultraviolett index i Boca Chica Key (Long Point) (2.7 mi.) | ultraviolett index i Waltz Key (Waltz Key Basin) (3 mi.) | ultraviolett index i Saddlebunch Keys (Channel No. 3) (4 mi.) | ultraviolett index i Boca Chica Marina (4 mi.) | ultraviolett index i Channel Key (West Side) (4 mi.) | ultraviolett index i Boca Chica Key (Southwest End) (5 mi.) | ultraviolett index i Boca Chica Channel Bridge (5 mi.) | ultraviolett index i Snipe Keys (Middle Narrows) (5 mi.) | ultraviolett index i Snipe Keys (Southeast End, Inner Narrows) (5 mi.) | ultraviolett index i Key Haven - Stock Island Channel (5 mi.) | ultraviolett index i Perky (6 mi.) | ultraviolett index i Snipe Keys (Snipe Point) (6 mi.)