Chapter 3 Fresh Water Resources Section 1: Water to Drink.
Statistical Study of Host Fish for the Round Pigtoe Mussel (Plueurobema coccineum) By Meggie Marzec 20pigtoe%20Big%20Darby%208-2-03%20005.jpg.
1 Tiktaalik Discovered in 2004 on Ellesmere Island, Canada. Fossil dated to 385 - 359 million years ago.
