In a pineapple under the sea.
sea sponges are found in mostly in salt water, but a few live in fresh water.
Sea sponges are found in sea . There are 5000 species of sponges . Most of them live in sea. Only 150 species live in fresh water .
the were found in the 1999
Sponges live in saltwater lakes, sea, and oceans. Some sponges live in freshwater.
Choanocytes (also known as "collar cells"). Choanocytes are found dotting the surface of the spongocoel in asconoid sponges and the radial canals in syconoid sponges, but they comprise entirely the chambers in leuconoid sponges.
I found an interesting article on WIKIPEDIA about sponges, it is very interesting but does not mention as to if sponges have brains or not. http://en.wikipedia.org/wiki/Sea_sponge
Most types of sponges have asymmetrical bodies. There are around 10 thousand different types of sponges found in bodies of water all over the world.