Brief descriptions of and links to each main document on this Web site are presented here.
- About IOS
What the Illinois Ornithological Society is and does.
- About This Web site
Describes how this Web site was created.
- Birding Web sites
An annotated list of some interesting and informative birding related Web sites.
- Birds of Illinois
A three part list of the birds that have been officially recorded in Illinois. Status information is also included.
- Contact Information
How to contact IOS via e-mail and snail mail. The makeup of the current IOS leadership is also listed.
- Field Trip Schedule
Dates and locations of upcoming IOS sponsored field trips can be found here. Trip lists are also given.
- Grant Information
Information on a grant of up to $500 for bird studies conducted in Illinois can be found here. Includes an application form (PDF) for downloading and printing.
- Grant Fund Donation Program
Learn how to contribute to the IOS Grant Program.
- Illinois Birding Resources
Tools and resources to make birding in Illinois easier and more enjoyable.
- Illinois Ornithological Records Committee (IORC)
Describes what IORC is and does. Also includes the review list of Illinois birds requiring documentation, documentation forms (PDF and HTML), and seasonal reporting information.
- Illinois Rare Bird Alert
Transcripts of recently seen Illinois rarities.
- Illinois Rare Bird Documentation Form
An online, HTML version of the rare bird documentation form.
- Illinois Rare Bird Documentation Questions
To make documenting rare birds seen in Illinois by e-mail easier, the standard documentation questions can be copied and pasted into the body of an e-mail message. The questions can be answered there and the questions and answers can then be sent to the Illinois Ornithological Records Committee (IORC) for review.
- IOS Publications & Meadowlark Archives
Information on the two IOS publications Meadowlark, A Journal of Illinois Birds and Wings Over the Prairie can be found here. A brief description of each issue of the Meadowlark is included, and back issues of Wings Over the Prairie are available for downloading.
- Listers Corner
Illinois bird lists of every kind can be found here. Also available as PDFs for downloading and printing.
- Meadowlark Journal Information
Meadowlark is the quarterly magazine published by IOS. A synopsis of the current issue of the Meadowlark can be found on this page.
- Membership Information
Find out how to join IOS and learn about the many benefits of belonging to this organization.
The Illinois Ornithological Society has an affiliate relationship with retailer Eagle Optics. Find out how your purchases from Eagle Optics can help IOS.
- Photo Archives
Photos of rare and unusual birds taken in Illinois are presented here, along with brief notes for each bird. Information about the photographers who have contributed photos to this Web site is also included.
- Photo Quiz
An online photo quiz with the emphasis on birds that have occurred in Illinois. Six quizzes are published each year.
- Monitoring Birds in the Chicago Area: The BCN Census
How to get involved with monitoring birds in the Chicago area. Sponsored by the Bird Conservation Network.
- Web Browsing Tips & Shortcuts
Helpful tips and shortcuts for browsing this and other Web sites are given here.