Two fabulous reference documents have been updated by Greg Zbitnew and are now available on the OFNC website. Check them out.

The first is the provides information on the 381 (tentative) species of birds seen within the OFNC 50 K Study Area.  It can be found Ottawa Annotated Checklist -December 2025

The second is the annotated list of rare birds found within that circle updated to December 31, 2025.  It can be found at Annotated List of Rare Birds 2025 Update