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Aurora Reservoir
Illustrated Checklist
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Native and Naturalized (217)
Hybrids (18)
- Snow x Ross's Goose (hybrid) Anser caerulescens x rossiiLast observed by Steven Mlodinow on 13 Jan 2021
- Snow x Cackling Goose (hybrid) Anser caerulescens x Branta hutchinsiiLast observed by Steven Mlodinow on 27 Dec 2023
- Ross's x Cackling Goose (hybrid) Anser rossii x Branta hutchinsiiLast observed by David Suddjian on 5 Dec 2023
- Greater White-fronted x Cackling Goose (hybrid) Anser albifrons x Branta hutchinsiiLast observed by Steven Mlodinow on 27 Dec 2023
- Greater White-fronted x Canada Goose (hybrid) Anser albifrons x Branta canadensisLast observed by Bill Schmoker on 2 Jan 2014
- Snow x Canada Goose (hybrid) Anser caerulescens x Branta canadensisLast observed by Diane Roberts on 15 Jan 2022
- Ross's x Canada Goose (hybrid) Anser rossii x Branta canadensisLast observed by Frank Farrell on 9 Jan 2022
- Snow/Ross's x Cackling/Canada Goose (hybrid) Anser caerulescens/rossii x Branta hutchinsii/canadensisLast observed by john williams on 19 Dec 2023
- Gadwall x Mallard (hybrid) Mareca strepera x Anas platyrhynchosLast observed by Steven Mlodinow on 26 Dec 2017
- Mallard x Mexican Duck (hybrid) Anas platyrhynchos x diaziLast observed by Cole Sage on 19 Nov 2022
- Bufflehead x Common Goldeneye (hybrid) Bucephala albeola x clangulaLast observed by Ben Sampson on 12 Jan 2024
- Common x Barrow's Goldeneye (hybrid) Bucephala clangula x islandicaLast observed by Ryan Bushong on 6 Jan 2022
- Common Goldeneye x Hooded Merganser (hybrid) Bucephala clangula x Lophodytes cucullatusLast observed by John Haycraft on 10 Jan 2022
- Laughing x Ring-billed Gull (hybrid) Leucophaeus atricilla x Larus delawarensisLast observed by David Dowell on 7 Feb 2014
- Herring x Glaucous Gull (hybrid) Larus argentatus x hyperboreusLast observed by Brian Genge on 12 Jan 2022
- Herring x Lesser Black-backed Gull (hybrid) Larus argentatus x fuscusLast observed by Nick Komar on 6 Jan 2014
- Herring x Glaucous-winged Gull (hybrid) Larus argentatus x glaucescensLast observed by Steven Mlodinow on 27 Dec 2023
- Glaucous x Glaucous-winged Gull (hybrid) Larus hyperboreus x glaucescensLast observed by Steven Mlodinow on 28 Jan 2017
Additional Taxa (50)
- Eurasian/American Wigeon Mareca penelope/americanaLast observed by Christopher Curwen on 16 Jan 2021
- Common/Barrow's Goldeneye Bucephala clangula/islandicaLast observed by Anonymous eBirder on 14 Nov 2021
- Common/Red-breasted Merganser Mergus merganser/serratorLast observed by Cameron Carver on 20 Jan 2020
- Western/Clark's Grebe Aechmophorus occidentalis/clarkiiLast observed by Joey Negreann on 3 Dec 2019
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceusLast observed by David de Rivera Tønnessen on 20 Oct 2019
- large shorebird sp. Scolopacidae sp. (large shorebird sp.)Last observed by Alec Hopping on 12 Aug 2014
- Herring/Glaucous-winged Gull Larus argentatus/glaucescensLast observed by Glenn Walbek on 23 Jan 2021
- Golden/Bald Eagle Aquila chrysaetos/Haliaeetus leucocephalusLast observed by Meg Reck on 21 Nov 2018