Upcoming Events

Tue 21

Birding at Lake Roland

May 21 @ 8:00 am - 12:00 pm
Baltimore MD
Sat 25

Field Trip for Beginners to Courthouse Point Road

May 25 @ 7:30 am - 12:00 pm
Chesapeake City MD
United States
Sat 25

Birding at Patterson Park

May 25 @ 8:00 am - 9:30 am
Baltimore MD
United States
Jun 01

Field Trip to Woodlawn Wildlife Area

June 1 @ 8:00 am - 12:00 pm
Jun 04

Birding at Prettyboy Reservoir – CCC Trail

June 4 @ 7:30 am - 12:00 pm
United States

MOS Local Chapters

Chapter designations correspond to Maryland counties, with the exception of one in Prince George’s County: Patuxent. Four chapters represent several counties. Choose a chapter close to your residence, your place of work, or where you like to bird. Membership in an MOS Chapter includes membership in the State organization and all MOS and chapter publications.

To join a specific chapter, find your nearest chapter by clicking on the map below.

Find a Local Chapter

Click on the area where you live or work to find the nearest MOS chapter and membership information.