Sunday, November 24, 2013
Pretty Sea Sponges
The Sea Sponge is not a coral, and is not a plant, rather it is classified as an animal which has neither brain nor central nervous system
Sea Sponges live on the ocean floor, they attach themselves permanently to a solid location under the water and they do not move around.
Sponges are commonly dark under the water, this is due to the dark membrane which covers the sponge which acts like skin and protects the inner soft skeleton.
Sponges feed by filtering plankton and organic particles from the ocean currents through thousands of tiny pores on the surface of their bodies. Sponges also obtain oxygen and nourishment from the flowing water.
There are approximately 5000 species of sponges identified by scientists worldwide with only approximately seven species harvested worldwide and considered to be commercially viable.
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