indice ultravioletti a Snipe Keys (Middle Narrows) (2.0 mi.) | indice ultravioletti a O´Hara Key (North End, Waltz Key Basin) (2.1 mi.) | indice ultravioletti a Duck Key Point (Duck Key, Waltz Key Basin) (2.6 mi.) | indice ultravioletti a Snipe Keys (Southeast End, Inner Narrows) (2.9 mi.) | indice ultravioletti a Shark Key (Southeast End, Similar Sound) (3 mi.) | indice ultravioletti a Saddlebunch Keys (Channel No. 5) (3 mi.) | indice ultravioletti a Big Coppitt Key (Northeast Side, Waltz Key Basin) (3 mi.) | indice ultravioletti a Saddlebunch Keys (Channel No. 4) (3 mi.) | indice ultravioletti a Snipe Keys (Snipe Point) (3 mi.) | indice ultravioletti a Saddlebunch Keys (Channel No. 3) (4 mi.) | indice ultravioletti a Saddlebunch Keys (Similar Sound) (4 mi.) | indice ultravioletti a Rockland Key (Rockland Channel Bridge) (4 mi.) | indice ultravioletti a Boca Chica Key (Long Point) (4 mi.) | indice ultravioletti a Bird Key (Similar Sound) (4 mi.) | indice ultravioletti a Perky (5 mi.) | indice ultravioletti a Channel Key (West Side) (5 mi.) | indice ultravioletti a Johnston Key (Southwest End, Turkey Basin) (6 mi.) | indice ultravioletti a Boca Chica Marina (6 mi.) | indice ultravioletti a North Harris Channel (6 mi.) | indice ultravioletti a Boca Chica Channel Bridge (6 mi.)