$ 12.50 /YR
Our student rate is for those enrolled in school.
  • One Year Membership
  • Monthly newsletter (Sept- June)
  • Delmarva Ornithologist
$ 25 /YR
Individual membership for one year.
  • One Year Membership
  • Monthly newsletter (Sept- June)
  • Delmarva Ornithologist
$ 37.50 /YR
Perfect for the whole family.
  • One Year Membership
  • Monthly newsletter (Sept- June)
  • Delmarva Ornithologist
$ 50 /YR
Support DOS with a higher contribution.
  • One Year Membership
  • Monthly newsletter (Sept- June)
  • Delmarva Ornithologist
$ 100 /YR
Support the work of DOS
  • One Year Membership
  • Monthly newsletter (Sept- June)
  • Delmarva Ornithologist
  • Includes a DOS Cap
$ 200 /YR
Support the work of DOS
  • One Year Membership
  • Monthly newsletter (Sept- June)
  • Delmarva Ornithologist
  • Includes DOS cap
  • Includes binocular strap
$ 500 /YR
This is our premium membership level for those wishing to show their lifelong commitment to Delaware's birds
  • Lifetime Membership
  • Monthly newsletter (Sept- June)
  • Delmarva Ornithologist
  • Includes DOS cap
  • Includes binocular strap
From $ 25 /YR
Choose this option to renew your membership

Experience

No other organization knows Delaware and its birds like the Delmarva Ornithological Society. Whether you are a novice birder or an expert, you will find a warm welcome here.

Field Trips

We offer an extensive schedule of exciting field trips throughout the year, most within or near the state of Delaware.

See the field trip schedule

Conservation

DOS is very active in gathering critical data on bird populations through censuses such as the annual Christmas Bird Count. We provide a strong voice for habitat preservation. Volunteer opportunities are available! Plus receive the DOS Flyer, our newsletter, published monthly Sept. through June, and the Delmarva Ornithologist, our annual journal.

Programs

Our monthly meetings feature informative and entertaining speakers covering topics of local and global interest.