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Red Knot (rufa)
Calidris canutus rufa (Wilson, A 1813)
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Charadriiformes
Family:
Scolopacidae
Genus:
Calidris
Scientific:
Calidris canutus rufa
Classification
Order:Charadriiformes
Family:
Scolopacidae
Genus:
Calidris
Scientific:
Calidris canutus rufa
Original description
Citation:
(Wilson, A 1813)
Reference:
Amer. Orn. [Wilson]
7 p.43 pl.57 fig.5
Protonym:
Tringa rufa
Type locality:
Middle Atlantic States, i.e. New Jersey.
Link:
https://www.biodiversitylibrary.org/item/175507#page/53/mode/1up
Avibase identifiers
Avibase ID:
389956BFD7177085
Avibase ID:
avibase-389956BF
Short link:
https://avibase.ca/389956BF
Taxonomic Serial Number:
TSN: 176644
Geographic range:
- Calidris canutus rufa: breeds central Arctic islands of north-central Canada; winters to southern South America
Source: Clements checklist
Red Knot (rufa)
French:
Bécasseau maubèche (rufa)
Authorities recognizing this taxonomic concept:
| American Ornithologists' Union 4th edition (1931): Calidris canutus rufus [version 1] |
| American Ornithologists' Union 4th edition (incl. 19th suppl.): Calidris canutus rufus [version 1] |
| American Ornithologists' Union 4th edition (incl. 20th suppl.): Calidris canutus rufus [version 1] |
| American Ornithologists' Union 4th edition (incl. 21st suppl.): Calidris canutus rufus [version 1] |
| American Ornithologists' Union 4th edition (incl. 22nd suppl.): Calidris canutus rufus [version 1] |
| American Ornithologists' Union 4th edition (incl. 23rd suppl.): Calidris canutus rufus [version 1] |
| American Ornithologists' Union 4th edition (incl. 24th suppl.): Calidris canutus rufa [version 1] |
| American Ornithologists' Union 4th edition (incl. 25th suppl.): Calidris canutus rufa [version 1] |
| American Ornithologists' Union 4th edition (incl. 26th suppl.): Calidris canutus rufa [version 1] |
| American Ornithologists' Union 4th edition (incl. 27th suppl.): Calidris canutus rufa [version 1] |
| American Ornithologists' Union 4th edition (incl. 28th suppl.): Calidris canutus rufa [version 1] |
| American Ornithologists' Union 4th edition (incl. 29th suppl.): Calidris canutus rufa [version 1] |
| American Ornithologists' Union 4th edition (incl. 30th suppl.): Calidris canutus rufa [version 1] |
| American Ornithologists' Union 4th edition (incl. 31st suppl.): Calidris canutus rufa [version 1] |
| American Ornithologists' Union 5th edition (1957): Calidris canutus rufa [version 1] |
| American Ornithologists' Union 5th edition (incl. 32nd suppl.): Calidris canutus rufa [version 1] |
| American Ornithologists' Union 5th edition (incl. 33rd suppl.): Calidris canutus rufa [version 1] |
| Avibase taxonomic concepts (current): Red Knot (rufa) ( Calidris canutus rufa) |
| Avibase taxonomic concepts v. 2023 (May 2023): Red Knot (rufa) ( Calidris canutus rufa) |
| Avibase taxonomic concepts v. 2024 (Oct 2024): Red Knot (rufa) ( Calidris canutus rufa) |
| Avibase taxonomic concepts v. 2025 (Nov 2025): Red Knot (rufa) ( Calidris canutus rufa) |
| Avibase taxonomic concepts v. 01 (August 2013): Red Knot (American) ( Calidris canutus rufa) |
| Avibase taxonomic concepts v. 02 (May 2014): Red Knot (American) ( Calidris canutus rufa) |
| Avibase taxonomic concepts v. 03 (March 2015): Red Knot (American) ( Calidris canutus rufa) |
| Avibase taxonomic concepts v. 04 (Aug 2016): Red Knot (American) ( Calidris canutus rufa) |
| Avibase taxonomic concepts v. 05 (Jan 2017): Red Knot (American) ( Calidris canutus rufa) |
| Avibase taxonomic concepts v. 06 (Feb 2018): Red Knot (American) ( Calidris canutus rufa) |
| Avibase taxonomic concepts v. 07 (Feb 2020): Red Knot (American) ( Calidris canutus rufa) |
| Avibase taxonomic concepts v. 08 (Feb 2021): Red Knot (American) ( Calidris canutus rufa) |
| Avilist 2025: Calidris canutus rufa [version 1] |
| HBW and BirdLife Taxonomic Checklist v5 (Dec 2020): Calidris canutus rufa [version 1] |
| HBW and BirdLife Taxonomic Checklist v6 (Dec 2021): Calidris canutus rufa [version 1] |
| HBW and BirdLife Taxonomic Checklist v6b (Jul 2022): Calidris canutus rufa [version 1] |
| HBW and BirdLife Taxonomic Checklist v7 (Dec 2022): Calidris canutus rufa [version 1] |
| HBW and BirdLife Taxonomic Checklist v8 (Dec 2023): Calidris canutus rufa [version 1] |
| HBW and BirdLife Taxonomic Checklist v9 (Oct 2024): Calidris canutus rufa [version 1] |
| HBW and BirdLife Taxonomic Checklist v10 (Oct 2025): Calidris canutus rufa [version 1] |
| Clements, version 2021: Calidris canutus rufa [version 1] |
| Clements, version 2022: Calidris canutus rufa [version 1] |
| Clements, version 2023: Calidris canutus rufa [version 1] |
| Clements, version 2024: Calidris canutus rufa [version 1] |
| Clements, version 2025: Calidris canutus rufa [version 1] |
| Clements 5th edition (as published): Calidris canutus rufa [version 1] |
| Clements 5th edition (incl. 2000 revisions): Calidris canutus rufa [version 1] |
| Clements 5th edition (incl. 2001 revisions): Calidris canutus rufa [version 1] |
| Clements 5th edition (incl. 2002 revisions): Calidris canutus rufa [version 1] |
| Clements 5th edition (incl. 2003 revisions): Calidris canutus rufa [version 1] |
| Clements 5th edition (incl. 2004 revisions): Calidris canutus rufa [version 1] |
| Clements 5th edition (incl. 2005 revisions): Calidris canutus rufa [version 1] |
| Clements 6th edition: Calidris canutus rufa [version 1] |
| Clements 6th edition (incl. 2007 revisions): Calidris canutus rufa [version 1] |
| Clements 6th edition (incl. 2008 revisions): Calidris canutus rufa [version 1] |
| Clements 6th edition (incl. 2009 revisions): Calidris canutus rufa [version 1] |
| Clements 6th edition (version 6.5 incl. 2010 revisions): Calidris canutus rufa [version 1] |
| Clements 6th edition (version 6.6 incl. 2011 revisions): Calidris canutus rufa [version 1] |
| Clements 6th edition (version 6.7 incl. 2012 revisions): Calidris canutus rufa [version 1] |
| Clements 6th edition (version 6.8 incl. 2013 revisions): Calidris canutus rufa [version 1] |
| Clements 6th edition (version 6.9 incl. 2014 revisions): Calidris canutus rufa [version 1] |
| Clements, version 2015: Calidris canutus rufa [version 1] |
| Clements, version 2016: Calidris canutus rufa [version 1] |
| Clements, version 2017: Calidris canutus rufa [version 1] |
| Clements, version 2018: Calidris canutus rufa [version 1] |
| Clements, version 2019: Calidris canutus rufa [version 1] |
| Howard and Moore 2nd edition: Calidris canutus rufus [version 1] |
| Howard and Moore 3rd edition (as published): Calidris canutus rufa [version 1] |
| Howard and Moore 3rd edition (incl. corrigenda 1.2): Calidris canutus rufa [version 1] |
| Howard and Moore 3rd edition (incl. corrigenda 2.1): Calidris canutus rufa [version 1] |
| Howard and Moore 3rd edition (incl. corrigenda 3.1): Calidris canutus rufa [version 1] |
| Howard and Moore 3rd edition (incl. corrigenda 4): Calidris canutus rufa [version 1] |
| Howard and Moore 3rd edition (incl. corrigenda 5): Calidris canutus rufa [version 1] |
| Howard and Moore 3rd edition (incl. corrigenda 6): Calidris canutus rufa [version 1] |
| Howard and Moore 3rd edition (incl. corrigenda 7): Calidris canutus rufa [version 1] |
| Howard and Moore 3rd edition (incl. corrigenda 8): Calidris canutus rufa [version 1] |
| Howard and Moore 4th edition (vol. 1-2): Calidris canutus rufa [version 1] |
| Howard and Moore 4th edition (incl. corrigenda vol.1-2): Calidris canutus rufa [version 1] |
| Handbook of the Birds of the World (vol 1-16): Calidris canutus rufa [version 1] |
| Handbook of the Birds of the World Alive (31/01/2015): Calidris canutus rufa [version 1] |
| Handbook of the Birds of the World Alive (03/07/2017): Calidris canutus rufa [version 1] |
| Handbook of the Birds of the World and Birdlife (Dec 2017): Calidris canutus rufa [version 1] |
| Handbook of the Birds of the World and Birdlife (Dec 2018): Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 3.1: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 3.2: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 3.3: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 3.4: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 3.5: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 4.1: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 4.2: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 4.3: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 4.4: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 5.1: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 5.2: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 5.3: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 5.4: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 6.1: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 6.2: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 6.3: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 6.4: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 7.1: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 7.2: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 7.3: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 8.1: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 8.2: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 9.1: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 9.2: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 10.1: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 10.2: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 11.1: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 11.2: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 12.1: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 12.2: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 13.1: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 13.2: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 14.1: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 14.2: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 15.1: Calidris canutus rufa [version 1] |
| IOC World Bird Names, version 15.2: Calidris canutus rufa [version 1] |
| Peters' Check-list of the Birds (original): Calidris canutus rufus [version 1] |
| Peters' Check-list of the Birds (2nd edition): Calidris canutus rufus [version 1] |
| Zoonomen - Zoological Nomenclature Resource: Calidris canutus rufa [version 1] |
| Zoonomen - Zoological Nomenclature Resource: Calidris canutus rufa [version 1] |
Your sightings
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Other synonyms
See also the taxonomic synonyms table.
English: American Knot, Red Knot (American), Red Knot (rufa)
Spanish: Chorlo Rojizo
Spanish (Uruguay): Chorlo Rojizo
French: Bécasseau maubèche, Bécasseau maubèche (rufa)
Scientific: Calidris canutus rufa, Calidris canutus rufus, Erolia canutus rufus, Tringa rufa
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