Maryland

Maryland Ornithological Society   - Activities, checklists for Maryland and DC, bird programs, list of hotspots, rare bird photo gallery, guide to hawk watching sites, bird count results, publications, and Maryland/District of Columbia Records Committee reports and lists.

Allegany & Garrett Counties' Bird Club - Events, sanctuary map, recent sightings, and birding quiz.

Assateague Birdwatching - General overview.

Baltimore Bird Club - Rare bird alerts, newsletters, site guides, trip reports, checklist, backyard birding, and many links.

Bird Checklists - Seasonal checklists for 9 refuges in Maryland.

Birding in Kent County - Kent County Chapter of MOS. Events, birding sites, count results, and checklist.

Calvert County Birding Spots - Offers guides to six areas. Includes descriptions, hours, admission information, and directions.

Cecil Bird Club - The Ornithological Society of Cecil County. Events, Turkey Point Hawk Watch, county checklist, and site guides to 12 Cecil County hotspots.

Frederick County Chapter - Chapter of Maryland Ornithological Society with details of two rarities.

Harford Bird Club - Newsletters, field trips, checklists, count results, and a site guide for Conowingo Dam.

Howard County Bird Club - Field trips, events, a checklist, county birders' lists, and photo gallery. Also includes checklists for the area's insects and wildflowers.

MDOsprey Archives - Searchable archives of the Maryland birds and birding e-mail group.

Montgomery County Chapter - Chapter of MOS with news and events, newsletters, and site guides.

The Nest Box - Information about backyard birding, descriptions of Calvert County birding spots, count results, photo gallery, and other resources.

Western Maryland Birding - Bird lists and site guides for Alleghany and Garrett counties.

Worcester County Birdwatching - Birding sites, seasonal abundance checklist, and birding events for Maryland's only coastal county.