UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 13F FORM 13F COVER PAGE Report for the Calendar year or Quarter Ended: September 30, 2010 Check here if Amendment [ ] Amendment Number: This Amendment (Check only one.): [ ] is a restatement. [ ] adds new holdings entries. Institutional Investment Manager Filing This Report: Name: Bar Harbor Bankshares Address: 82 Main Street, P.O. Box 400 Bar Harbor, ME 04609-0400 13F File Number: The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables are considered integral parts of this form. Person signing this report on behalf of Reporting Manager: Name: Pam Curativo Title: Trust Operations Supervisor Phone: 207-667-6925 Signature, Place, and Date of Signing: Pam Curativo Ellsworth, Maine November 22, 2010 Report Type (Check only one.): [ ] 13F HOLDINGS REPORT. [ X ] 13F NOTICE. [ ] 13F COMBINATION REPORT. List of Other Managers Reporting for this Manager: Bar Harbor Trust Services 028-05715 I AM SIGNING THIS REPORT AS REQUIRED BY THE SECURITIES EXCHANGE ACT OF 1934.