... E.T., and Holmes, J., 2008, Investiga-tion of organic chemicals potentially responsible for mortality and intersex in fish of the North Fork of the Shenandoah River, Virginia, during spring of 2007: ... in cooperation with the Friends of the North Fork of the Shenandoah River Investigation of Organic Chemicals Potentially Responsible for Mortality and Intersex in Fish of the North Fork of the ... (POCIS) in the North Fork of the Shenandoah River, Virginia 13 14 Investigation of Organic Chemicals in the North Fork of the Shenandoah River, Virginia, Spring 2007 Table 4. Identification of select...