![]() Sponge Diver Mosaic in Tarpon SpringsĪcme Sponge and Chamois History Sea Sponge Harvesting Techniques The sponges are then pounded to clean them, and then covered with wet burlap sacks on the deck of the ship, where the heat from the sun releases a gas that rots the sponges’ skins so that they can be more easily removed. Once cut, the divers gently squeeze the gurry out of the sponge and take them back to the boats. These leave enough of the base of the sponge for it to quickly regenerate. Sea sponges are harvested by divers using specially designed cutting hooks or knives. And it is that skeleton that we use as a sponge. Processed sponges have had the outer skin and the gurry removed from the structural element or skeleton of the sponge. Between the inner and outer skins of the living sponge is a gray gelatinous substance called gurry. Living sponges are coated with a dark elastic skin that has pores through which they move water to feed or filter nutrients. The processed sponges that are sold and used for cleaning are only part of the animal. They are classified as animals, but have neither a central nervous system nor brain. Sea sponges are aquatic animals that cling to a hard surfaces on the sea floor such as rocks or coral and, once attached, do not move around. In many areas around the world, sponge diving has been a family tradition for thousands of years. ![]() These boats are often owned and operated by families who have been sponge divers for decades, or, in some cases, even centuries. ![]() Natural sea sponges are harvested from the bottom of the ocean by fishing boats that specialize in sponge fishing. ![]()
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