SEASONAL AVIAN ECOLOGISTS (2) needed for a University of Georgia study investigating the breeding biology and post-fledging movements and habitat use of Black-throated Blue Warblers and Dark-eyed Juncos at the Coweeta Hydrologic Laboratory in the Southern Appalachians of western North Carolina.   Duties include: nest searching/monitoring, banding of adults and nestlings, locating and observing post-fledging family groups, insect and vegetation sampling, and data entry.   Experience with nest searching is required, with preference given for experience with mist-netting, handling of nestlings, and performing behavioral observations. Position requires good color vision, the ability to hike and work alone in rugged terrain and variable weather conditions, and an interest