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Illustrated Checklist
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Native and Naturalized (288)
January February March April May June July August September October November December generic.week Frequency 0.1 generic.week Frequency 0 generic.week Frequency 0.8 generic.week Frequency 0.8 generic.week Frequency 2.7 generic.week Frequency 1.5 generic.week Frequency 0.7 generic.week Frequency 0 generic.week Frequency 0.3 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0.4 generic.week Frequency 0 generic.week Frequency 0.2 generic.week Frequency 0.7 generic.week Frequency 0 generic.week Frequency 0 generic.week Frequency 0.4 Weekly frequency of eBird observations Last observed by Jim O'Neill on 6 Mar 2023
Exotic: Provisional (1)
Exotic: Escapee (4)
Hybrids (5)
- Domestic goose sp. x Canada Goose (hybrid) Anser sp. (Domestic type) x Branta canadensisLast observed by teresa sarli on 13 May 2023
- Muscovy Duck x Mallard (hybrid) Cairina moschata x Anas platyrhynchosLast observed by Luis Mendes on 27 Jul 2013
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Noah H on 4 Jan 2025
- Common x Barrow's Goldeneye (hybrid) Bucephala clangula x islandicaLast observed by Allison O'Connor on 2 Mar 2025
- Tricolored Heron x Snowy Egret (hybrid) Egretta tricolor x thulaLast observed by Luis Mendes on 20 Sep 2018
Additional Taxa (69)
- Domestic goose sp. (Domestic type) Anser sp. (Domestic type)Last observed by Ryan McAssey on 6 May 2023
- Common/Red-breasted Merganser Mergus merganser/serratorLast observed by Betsy Staples on 13 Jan 2025
- Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmusLast observed by Deirdre Robinson on 4 Oct 2020
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceusLast observed by Deirdre Robinson on 1 Jul 2021
- Lesser/Greater Yellowlegs Tringa flavipes/melanoleucaLast observed by Stephen Sharkey on 30 Oct 2024
- Western/Semipalmated Sandpiper Calidris mauri/pusillaLast observed by Meeting Place Group on 18 Sep 2023
- large shorebird sp. Charadriiformes sp. (large shorebird sp.)Last observed by Luis Mendes on 1 Sep 2024
- shorebird sp. Charadriiformes sp. (shorebird sp.)Last observed by Meeting Place Group on 31 Jan 2025
- Yellow-crowned/Black-crowned Night Heron Nycticorax nycticorax/Nyctanassa violaceaLast observed by Luis Mendes on 19 Sep 2024
- Sharp-shinned/Cooper's Hawk Accipiter striatus/Astur cooperiiLast observed by Luis Mendes on 25 Feb 2025
- Accipitrine hawk sp. (former Accipiter sp.) Aerospiza/Tachyspiza/Accipiter/Astur sp.Last observed by k bartels on 9 Mar 2025
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Catherine Boisseau on 8 Jun 2021
- Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapaLast observed by Aaron Teixeira on 29 Oct 2023
- Nelson's/Saltmarsh Sparrow (Sharp-tailed Sparrow) Ammospiza nelsoni/caudacutaLast observed by Luis Mendes on 15 Sep 2024
- Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensisLast observed by Betsy Staples on 26 Jul 2024
- Bay-breasted/Blackpoll Warbler Setophaga castanea/striataLast observed by Luis Mendes on 2 Oct 2022