Reference
CBC Checklists:
Gresham list (3 pages): Download the full checklist
Gresham Feeder/Yard list (1 page): Download the Feeder/Yard checklist
Sector sites and landmarks:
Sector 1 Sector 2 Sector 3 Sector 4 Sector 5
eBird Recent Sightings:
Birds reported in Multnomah County: https://ebird.org/region/US-OR-051?yr=all
Birds reported in Clackamas County: https://ebird.org/region/US-OR-005?yr=all
Bird ID:
Merlin Bird ID (also available as mobile apps) - https://www.allaboutbirds.org/guide/Merlin/id#
Audubon Guide to North American Birds - https://www.audubon.org/bird-guide
Bird Watcher's Digest Bird Identification Guide - https://www.birdwatchersdigest.com/bwdsite/learn/identification.php
WhatBird The Ultimate Bird Guide: https://www.whatbird.com/
Cornell Lab Bird Academy: https://academy.allaboutbirds.org/
Birding Groups:
Bird of the Day East PDX: www.facebook.com/groups/1204540483212038
Portland Audubon: https://audubonportland.org
Oregon Birding Association: https://oregonbirding.org/
Oregon Field Ornithologists: http://oregonbirds.org/
American Birding Association: https://www.aba.org/
American Ornithological Society: http://www.americanornithology.org/
National Audubon Society: https://www.audubon.org/
Cornell Lab of Ornithology: http://www.birds.cornell.edu/
HawkWatch International: https://hawkwatch.org/
Birding Projects:
Audubon Christmas Bird Count: https://www.audubon.org/conservation/science/christmas-bird-count
Audubon Great Backyard Bird Count: https://www.audubon.org/menu/great-backyard-bird-count
Audubon Western Rivers Bird Count: https://www.audubon.org/western-rivers-bird-count
Audubon Hummingbirds at Home: https://www.audubon.org/section/hummingbirds-home
Portland Audubon Great Blue Heron Inventory: https://audubonportland.org/local-birding/volunteer
Avian Knowledge Northwest: http://www.avianknowledgenorthwest.net/
Oregon 2020; http://oregon2020.com/
Project FeederWatch: https://feederwatch.org/