The digital proceedings of the 2009 Atlantic White-Cedar Symposium includes presentations from keynote and invites speakers, plenary sessions, poster presentations, field trip presentations, and notes from topical discussions. Submission of presentation materials was at the discretion of the presenters. Presentations are included as submitted; they are neither reviewed nor foramlly edited. Any unauthorized alteration, reprint, or other use of presentation files, beyond reference to the 2009 Atlantic White-Cedar Symposium is considered a copyright violation.