The oyster or mussel slowly secretes layers of aragonite and conchiolin, materials that also make up its shell. This creates a material called nacre, also known as mother-of-pearl, which encases the ...

Students volunteered to help rebuild oyster reefs in St. Charles Bay by bagging and placing oyster shells in the water. The Sink Your Shucks program, run by Texas A&M University-Corpus Christi's ...