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Cascade Valley Metro Park
Illustrated Checklist
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Native and Naturalized (161)
Hybrids (2)
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Jennifer Allison on 20 Jan 2018
- Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)Last observed by Adam Jackson on 11 May 2021
Additional Taxa (27)
- Common/Red-breasted Merganser Mergus merganser/serratorLast observed by Robert Bobel on 21 May 2015
- Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmusLast observed by Ned DeLamatre on 24 May 2020
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperiiLast observed by Ned DeLamatre on 12 May 2015
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Gregory Bennett on 20 Sep 2021
- Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapaLast observed by Ned DeLamatre on 17 Dec 2021
- Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.Last observed by Terri Pouliot on 25 May 2022
- Bay-breasted/Blackpoll Warbler Setophaga castanea/striataLast observed by Ned DeLamatre on 17 Sep 2020