warning of the presence of gas masks

anchored area background blue boat boating boats cabin cabotage coast commercial cruise cruiser draft english evocative ferry ferryn ferrys fish fisherman fishing foreground gas greek helicopter holiday ichthyic image industry landing lifeboat lifelinenready line marina maritime masks mediterranean motorboat nature navigation net nferry notice ocean outboard pier piers port presence propeller quay rescue rope ropes scheduled sea seaside ship shipyard side speedboat stern stopped summer tourism trade transport travel underway use wake warning water yacht