Thursday, May 25, 2006

May 25 - Pearly Mussel

PearlyMussel - Freshwater mussels serve as biological filters, food for wildlife, monitors of water quality, and the basis of a $50 million industry. America's Ohio River Basin is home to the largest and most diverse group of freshwater mussels in the world. They continue to decline towards extinction, due to pollution, dam construction, and other human activities. Efforts to preserve, protect, and restore native mussel species are being explored.

SpringWood - The tree layer that grows in the Spring makes up half of the ring that trees grow annually

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