Spongia officinalis
Encyclopedia
Spongia officinalis, better known as bath sponge, is a commercially used sponge. It is found throughout the Mediterranean Sea.

It is a hermaphroditic animal and can reproduce asexually by means of budding or through sexual reproduction. When alive, its color is dark grey; upon drying it becomes either yellow or brown. Young larvae
Larvae
In Roman mythology, lemures were shades or spirits of the restless or malignant dead, and are probably cognate with an extended sense of larvae as disturbing or frightening...

 swim freely until they attach themselves to the sea floor or other adequate ground. After that, they start growing slowly, as it may take as much as 40 years to grow the size of a baseball.

Harvesting has led to a decrease in population
Population
A population is all the organisms that both belong to the same group or species and live in the same geographical area. The area that is used to define a sexual population is such that inter-breeding is possible between any pair within the area and more probable than cross-breeding with individuals...

.

External link

Spongia officinalis info
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
x
OK