Unsolved Mysteries Unsolved Mysteries – September 2017 Published September 20, 2017July 30, 2019 Leave a Comment on Unsolved Mysteries – September 2017 Gary encountered this metal buoy at Diamond Creek near Homer, Alaska during his first survey in August. We’re wondering where and how this kind of buoy would be used. Craig documented this crab trap float fragment in May. Noticing the abundance of variably colorful foam buoys encountered during marine debris surveys made us wonder—do the colors signify anything? Are they painted for easy recognition by the owners? Half Moon Bay Beach, WA. Ann and Michael encountered this large plastic drum during their August survey of Flat point on Lopez Island, WA. What would this drum have contained? Please share your ideas in the comments!