oxygen cylinders on the edge of the lake, used by fishermen to fill oxygen in plastic containing fish caught

oxygen cylinders edge lake used fishermen fill plastic containing fish caught tourism cylinder travel air extreme dive scuba metal tank snorkeling equipment water underwater sport technical compression diver deck bottle sea flipper aqualung gauge valve background object cenotes river vacations nautical rock sports tools activity physical pressure tanks cave nature riviera maya breathing diving forest mexican mexico wild yucatan people summer