The IOU offers membership options at affordable rates

You can join us for an annual membership fee and benefit from all our membership services. In case you want to support our mission and/or programs, you might select the supporter membership. You may also whish to support our mission and programs through donations.

Benefits of IOU Memberships


  • Links to an international network of ornithologists and avian biologists

  • Access to IOU members' contact information (available to IOU members only. Any member may opt out of providing his or her personal information to other IOU members)

  • NOTE: Any member may opt out of providing information.


Effective collaboration through IOU networks and Working Groups

  • Participate in forums and establish collaborations

  • Participate in Working Groups on special topics and utilize the platform provided on the IOU website to communicate and plan projects


Information exchange

  • Newsletter, Twitter, Facebook on a variety of issues relating to international ornithology and avian biology

  • Post and access announcements regarding positions (both paid or volunteer), fellowships, university programs, and other opportunities on the IOU website for international readership

  • Access information of meetings, workshops, discussion groups, etc. from the IOU "Events Calendar" on the IOU website

  • Events Calendar


IOCongress fee discount

  • Discounted IOCongress registration fee



  • Membership Certificate