By A Mystery Man Writer
File:Submarine emergency buoy nordkaparen.jpg - Wikipedia
Glass float - Wikipedia
Light characteristic - Wikipedia
File:BUOY.JPG - Wikipedia
File:Iron Buoys Great Barrier Island.jpg - Wikipedia
Rescue buoy (Luftwaffe) - Wikipedia
File:Ndbc.noaa.gov-images-buoys-10uscg.jpg - Wikipedia
File:NOAAS Ka imimoana (R 333) servicing Atlas buoy.jpg - Wikipedia
Wave power - Wikipedia
File:Envirtech Tsunami Buoy MKIII.jpg - Wikipedia
Buoy tender - Wikipedia
Rescue buoy - Wikipedia
Diving shot - Wikipedia
USCGC Elm (WLB-204) - Wikipedia