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Round Valley Recreation Area
Illustrated Checklist
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Native and Naturalized (263)
Exotic: Escapee (1)
Hybrids (7)
- Greater White-fronted x Canada Goose (hybrid) Anser albifrons x Branta canadensisLast observed by Michael Rehman on 28 Jan 2013
- Domestic goose sp. x Canada Goose (hybrid) Anser sp. (Domestic type) x Branta canadensisLast observed by Peter Kwiatek on 4 May 2022
- Snow x Canada Goose (hybrid) Anser caerulescens x Branta canadensisLast observed by Frank Sencher Jr on 20 Dec 2020
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Frank Sencher Jr on 25 Feb 2024
- Herring x Lesser Black-backed Gull (hybrid) Larus argentatus x fuscusLast observed by Jeff Ellerbusch on 22 Mar 2022
- Carolina x Black-capped Chickadee (hybrid) Poecile carolinensis x atricapillusLast observed by Marissa Mizeski on 14 Mar 2024
- Clay-colored x Field Sparrow (hybrid) Spizella pallida x pusillaLast observed by Frank Sencher Jr on 3 May 2007
Additional Taxa (48)
- Mallard/American Black Duck Anas platyrhynchos/rubripesLast observed by Eddie Politz on 17 Nov 2023
- Lesser/Greater Yellowlegs Tringa flavipes/melanoleucaLast observed by Frank Sencher Jr on 17 May 2018
- Great/Double-crested Cormorant Phalacrocorax carbo/Nannopterum auritumLast observed by Daniel Kroon on 5 Apr 2024
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperiiLast observed by Jeff Ellerbusch on 27 Feb 2024
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Eddie Politz on 19 Sep 2023
- Carolina/Black-capped Chickadee Poecile carolinensis/atricapillusLast observed by Frank Sencher Jr on 18 Apr 2024
- Lincoln's/Swamp Sparrow Melospiza lincolnii/georgianaLast observed by Jeff Ellerbusch on 4 Oct 2023
- Bay-breasted/Blackpoll Warbler Setophaga castanea/striataLast observed by Jeff Ellerbusch on 5 Sep 2021