Sponge fisherman and the sponge industry. Gulf of Mexico west coat of Florida. WS skipper navigating ship, WS deep sea diver putting on suit, CU skipper, WS diver jumps into sea, WS diver emerges with bag of sponges, diver diver hands over bag of sponges which is emptied on deck, tracking WS of boats in dock slips, MS and CU various boat names.