National Geographic : 1947 Jan
Sponge Fishermen of Tarpon Springs 129 Burgert Brothers From Deep-sea Meadows a Veteran Diver Brings a Harvest of Sponges in His Net Bag Beyond a depth of 30 feet divers gather sponges from the bottom of the Gulf. Working in eternal twilight, the diver confronts exotic beauty and ever-present danger. Sharks, twisted air line, or effects of pressure may cut short his career. The captain is also usually one of the divers; he gets an extra share.