1. Fisheries, Wildlife, and Conservation Biology Program; Department of Forestry and Environmental Resources, North Carolina State University; Raleigh NC 27695 USA
2. Department of Forestry & Environmental Resources; North Carolina State University; Raleigh NC 27695 USA
3. Department of Statistics; North Carolina State University; Raleigh NC 27695 USA
4. North Carolina Wildlife Resources Commission; Edenton; NC 27932 USA