I found this Ceratosoma brevicaudatum nudibranch under Blairgowrie Pier, Victoria, Australia. Taken with an Olympus 5060 in a PT020 housing. Photocomp January '06 - Open
A useful safety device for most divers is the surface marker buoy. In essence it is an easily seen surface float which is connected to the diver by means of a thin, strong line, usually carried on a reel.
A useful safety device for most divers is the surface marker buoy. In essence it is an easily seen surface float which is connected to the diver by means of a thin, strong line, usually carried on a reel.