Iowa Ornithologists' Union

Welcome to the IOU and Iowa birding,
where the four corners of

America’s birding treasures converge Full story ...
© Larry Dau

Iowa - home to some
coveted breeding birds

between the large avian flyways Full story ...
© Larry Dau

Members contributing records of our
grassland, wetland, and woodland birds

and preserving our avian history Full story ...
© Jay Gilliam

Members studying the unexpected
and documenting occurrence

to develop changing patterns Full story ...
© Jay Gilliam

IOU - supporting education and
conservation of birds

through annual project grants Full story ...
© Tamra Lewis (male Cerulean Warbler),
© Jay Gilliam (female Cerulean Warbler)

© Reid Allen (Mississippi River)

Sharing and learning
from each other at

IOU and local birding events Full story ...
© Doug Harr

Iowa's birds
Checklists and reporting

Birding with friends
A social event

Places to bird
Many varied habitats

Birding Iowa - produced by Jason Prine, Mediacom

Recent News

The IOU Big Weekend was held September 26-27. 216 species were found in the state with reports from 80 counties. The details can be found at Sep 2020 Big Weekend under the Iowa Birds tab.

Take a look at our new bird-related activities for elementary-aged children (and their teachers) - https://education.iowabirds.org/

About the IOU

Join today to enhance your birding experiences

WHO is an ornithologist? YOU are an ornithologist!

If you enjoy the wild birds of Iowa, then you are one of us! No degrees, no training, no experience required.

Learn More Join/Renew Now

Ebird rarities

@iowabirds

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From IA-BIRD

Read All Group Posts

Subscribe to the IA-BIRD Group

Send request to join IA-BIRD group

Iowa Ornithologists' Union bringing together birders of all skill levels

Welcome to the IOU and Iowa birding,
where the four corners of

Iowa - home to some
coveted breeding birds

Members contributing records of our
grassland, wetland, and woodland birds

Members studying the unexpected
and documenting occurrence

IOU - supporting education and
conservation of birds

Sharing and learning
from each other at

The IOU Big Weekend was held September 26-27. 216 species were found in the state with reports from 80 counties. The details can be found at Sep 2020 Big Weekend under the Iowa Birds tab.

Take a look at our new bird-related activities for elementary-aged children (and their teachers) - https://education.iowabirds.org/

About the IOU

Ebird rarities

@iowabirds

From IA-BIRD

Subscribe to the IA-BIRD Group

Ann Barker Memorial Library

Breeding Bird Atlas

Important Bird Areas

Iowa Rare Birds Records Committee

Welcome to the IOU and Iowa birding, where the four corners of

Iowa - home to some coveted breeding birds

Members contributing records of our grassland, wetland, and woodland birds

Members studying the unexpected and documenting occurrence

IOU - supporting education and conservation of birds

Sharing and learning from each other at

The IOU Big Weekend was held September 26-27. 216 species were found in the state with reports from 80 counties. The details can be found at Sep 2020 Big Weekend under the Iowa Birds tab.

Take a look at our new bird-related activities for elementary-aged children (and their teachers) - https://education.iowabirds.org/

About the IOU

Ebird rarities

@iowabirds

From IA-BIRD

Subscribe to the IA-BIRD Group

Ann Barker Memorial Library

Breeding Bird Atlas

Important Bird Areas

Iowa Rare Birds Records Committee

Welcome to the IOU and Iowa birding,
where the four corners of

Iowa - home to some
coveted breeding birds

Members contributing records of our
grassland, wetland, and woodland birds

Members studying the unexpected
and documenting occurrence

IOU - supporting education and
conservation of birds

Sharing and learning
from each other at