Resources by Diana L. Weigman
|Pesticides and Aquatic Animals: A Guide to Reducing Impacts on Aquatic Systems||
Fisheries and aquatic resources (ponds, lakes, rivers, streams, and oceans) are exceptionally valuable natural assets enjoyed by millions of Americans. They provide citizens with generous long-term benefits in return for minimal care and protection.
|May 1, 2009||420-013|
|Help Save America's Pearly Mussels||
Nearly 300 species of mussels inhabit freshwater rivers, streams, and lakes in the United States. This is the richest diversity of mussels found in the world and an extraordinary natural heritage that needs protection.
|May 1, 2009||420-014|
|Zebra Mussels Pose a Threat to Virginia's Waters||
The zebra mussel, a small freshwater shellfish native to Europe, is one of the newest invaders of U.S. waters. They are D-shaped in outline and average one-half inch in length-the size of your fingernail-but can grow to two inches during their five year lifespan.
|May 1, 2009||420-900|
|Virginia Farmstead Assessment System: Site Evaluation: Groundwater, Soils, & Geology||May 1, 2009||442-901|