Buoy: midchannel, safe
Buoy: port, lighted
Buoy: starboard, lighted
Can buoy: port
Can buoy: starboard
Canadian autoroute sign
Cardinal marker: east
Cardinal marker: north
Cardinal marker: south
Cardinal marker: west
Channel buoy: midchannel, light
Channel buoy: midchannel, no light
Channel buoy: port
Channel buoy: starboard
Divers flag, alfa flag international
Divers flag, USA
Lateral marker: international port
Lateral marker: international, starboard
Lateral marker: USA, port
Lateral marker: USA, starboard
Lifeguard flag: Australia, safe to swim between…
Lifeguard flag: UK, danger no swimming
Lifeguard flag: UK, no inflatables
Lifeguard flag: UK, surf craft only