ABA Checklist Committee (CLC) Report: July 2024

By |July 11th, 2024|

The ABA Checklist includes species found in the ABA Area which are breeding species, regular visitors, casual and accidental species from other regions that are believed to have strayed here unrestrained by humans, and well-established introduced species that are now part of our avifauna. This update adds three species. Species Total: 1141

American Birding Association Checklist Committee (CLC) Midterm Report, 2023

By |July 19th, 2023|

We present our 2023 "midterm" announcements based on species additions and ABA code changes since our annual report in December 2022. Additions and code changes will be incorporated into the next ABA Checklist, along with taxonomic and nomenclatural revisions from the 64th Supplement to the American Ornithological Society (AOS) Check-list.

AOS Checklist Supplement Redux, v. 2023

By |July 6th, 2023|

Every summer, birders anxiously await publication of the “Check-list Supplement” by the American Ornithological Society’s (AOS) Committee on Classification and Nomenclature of North and Middle American Birds (a.k.a. NACC). The supplement details revisions to the NACC’s Check-list of North American Birds. Presented here is a rundown of 2023’s more significant revisions.

2022 Mid-Year ABA Checklist Update

By |August 9th, 2022|

The 2022 mid-year update of the ABA Checklist has been posted. It adds 5 new species:
Bat Falcon, Red-Masked Parakeet, Lilac-crowned Parrot, Rufous-tailed Rock-Thrush, Chihuahuan Meadowlark.

Checklist Supplement Redux, v. 2022

By |August 3rd, 2022|

Michael L. P. Retter Fort Worth, Texas Every summer, birders anxiously await publication of the “Check-list Supplement” by the American Ornithological Society’s (AOS) Committee on Classification and Nomenclature of North and Middle American Birds (a.k.a. NACC). The supplement read more >>

The 2021 AOS Supplement is out!

By |June 25th, 2021|

Every summer, birders anxiously await publication of the “Check-list Supplement” by the American Ornithological Society’s Committee on Classification and Nomenclature of North and Middle American Birds (a.k.a. the NACC). The supplement (available linked to here eventually) details revisions to the NACC’s Check-list. Here's a rundown of the more significant revisions.

The 2020 AOS Supplement is out!

By |June 30th, 2020|

Every summer, birders anxiously await publication of the “Check-list Supplement” by the American Ornithological Society’s Committee on Classification and Nomenclature of North and Middle American Birds (a.k.a. the NACC). The supplement details revisions to the NACC’s Check-list.

2020 AOS Classification Committee Proposals, Parts 2 and 3

By |March 18th, 2020|

We got another big batch of new bird taxonomy proposals submitted to the American Ornithological Society’s North and Middle America Classification Committee for 2020. The AOS NMACC is the volunteer group of ornithologists who make the split, lump, and name-change decisions that influence the ABA Checklist and our field guides.