Bull Run Watershed Facts
Virginia has many named and unnamed streams that transport water from the Appalachian mountains to the Chesapeake Bay. Bull Run is just one of those streams, but the extent of its watershed might surprise you.
The Emerald Ash Borer
INTRODUCTION Agrilus planipennis commonly called the Emerald Ash Borer (EAB) due to the emerald green color of the adult beetle, and its life cycle which involves the boring into and out of ash trees ( Fraxinus sp.) . EAB was first discovered in Michigan in 2002, but is believed to have established a breeding population within the United States by 1990. Though no specific introduction site or vector it is believed that the EAB was introduced by commercial packing material by boat or plane. Today, EAB is found commonly throughout 35 states/provinces of the U.S. and Canada. Since its establishment and spread EAB has been responsible for the deaths of millions of ash trees and to a lesser extent the fringed trees. In response the U.S. and Canada are committed to stopping spread, managing infested areas, and maintaining healthy ash populations. LIFECYCLE The EAB life cycle is similar to that of many insects with individuals t...
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