The Chatham shag, also known as the Chatham Island shag, is a species of bird in the cormorant and shag family, Phalacrocoracidae. It is endemic to the Chatham Islands of New Zealand. For a long time the species was placed in the genus Phalacrocorax; today it is mostly placed with the other blue-eyed shags of New Zealand and Antarctica in the genus Leucocarbo. Its closest relative is the Otago shag of South Island. Source: Wikipedia
Citation:
(Forbes, HO 1893)
Reference:
Ibis
ser.6, vol.5, no.20 p.533
Protonym:
Phalacrocorax onslowi
Type locality:
Chatham Islands.
Link:
https://www.biodiversitylibrary.org/item/85192#page/563/mode/1up
Avibase ID:
6EE1B0CE60B82930
Avibase ID:
avibase-6EE1B0CE
Short link:
https://avibase.ca/6EE1B0CE
Taxonomic Serial Number:
TSN: 824008
English:
Authorities recognizing this taxonomic concept:
Avibase taxonomic concepts (current): Chatham Island Shag ( Leucocarbo onslowi) [version 1] |
Avibase taxonomic concepts v. 2023 (May 2023): Chatham Island Shag ( Leucocarbo onslowi) [version 1] |
Avibase taxonomic concepts v. 2024 (Oct 2024): Chatham Island Shag ( Leucocarbo onslowi) [version 1] |
Avibase taxonomic concepts v. 01 (August 2013): Chatham Island Shag ( Phalacrocorax onslowi) [version 1] |
Avibase taxonomic concepts v. 02 (May 2014): Chatham Island Shag ( Phalacrocorax onslowi) [version 1] |
Avibase taxonomic concepts v. 03 (March 2015): Chatham Island Shag ( Phalacrocorax onslowi) [version 1] |
Avibase taxonomic concepts v. 04 (Aug 2016): Chatham Island Shag ( Phalacrocorax onslowi) [version 1] |
Avibase taxonomic concepts v. 05 (Jan 2017): Chatham Island Shag ( Phalacrocorax onslowi) [version 1] |
Avibase taxonomic concepts v. 06 (Feb 2018): Chatham Island Shag ( Phalacrocorax onslowi) [version 1] |
Avibase taxonomic concepts v. 07 (Feb 2020): Chatham Island Shag ( Phalacrocorax onslowi) [version 1] |
Avibase taxonomic concepts v. 08 (Feb 2021): Chatham Island Shag ( Leucocarbo onslowi) [version 1] |
Birdlife checklist version 00: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Birdlife checklist version 01: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Birdlife checklist version 02: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Birdlife checklist version 03: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Birdlife checklist version 04: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Birdlife checklist version 05 (Jun 2012): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Birdlife checklist version 05.1 (Oct 2012): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Birdlife checklist version 06 (Nov 2013): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Birdlife checklist version 06.1 (Feb 2014): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Birdlife checklist version 07 (Jul 2014): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
Birdlife checklist version 08 (Oct 2015): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
Birdlife checklist version 09 (Dec 2016): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
Birdlife checklist version 09.1 (Jun 2017): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
HBW and BirdLife Taxonomic Checklist v2 (Dec 2017): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
HBW and BirdLife Taxonomic Checklist v3 (Nov 2018): Chatham Shag ( Leucocarbo onslowi) [version 1] |
HBW and BirdLife Taxonomic Checklist v4 (Dec 2019): Chatham Shag ( Leucocarbo onslowi) [version 1] |
HBW and BirdLife Taxonomic Checklist v5 (Dec 2020): Chatham Shag ( Leucocarbo onslowi) [version 1] |
HBW and BirdLife Taxonomic Checklist v6 (Dec 2021): Chatham Shag ( Leucocarbo onslowi) [version 1] |
HBW and BirdLife Taxonomic Checklist v6b (Jul 2022): Chatham Shag ( Leucocarbo onslowi) [version 1] |
HBW and BirdLife Taxonomic Checklist v7 (Dec 2022): Chatham Islands Shag ( Leucocarbo onslowi) [version 1] |
HBW and BirdLife Taxonomic Checklist v8 (Dec 2023): Chatham Islands Shag ( Leucocarbo onslowi) [version 1] |
HBW and BirdLife Taxonomic Checklist v9 (Oct 2024): Chatham Islands Shag ( Leucocarbo onslowi) [version 1] |
Commission internationale pour les noms français des oiseaux (1993, révision 2009): Cormoran des Chatham ( Phalacrocorax onslowi) [version 1] |
Commission internationale pour les noms français des oiseaux (1993): Cormoran des Chatham ( Phalacrocorax onslowi) [version 1] |
Clements, version 2021: Chatham Islands Shag ( Leucocarbo onslowi) [version 1] |
Clements, version 2022: Chatham Islands Shag ( Leucocarbo onslowi) [version 1] |
Clements, version 2023: Chatham Islands Shag ( Leucocarbo onslowi) [version 1] |
Clements, version 2024: Chatham Islands Shag ( Leucocarbo onslowi) [version 1] |
Clements 4th edition: Chatham Shag ( Phalacrocorax onslowi) [version 1] |
Clements 5th edition (as published): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements 5th edition (incl. 2000 revisions): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements 5th edition (incl. 2001 revisions): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements 5th edition (incl. 2002 revisions): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements 5th edition (incl. 2003 revisions): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements 5th edition (incl. 2004 revisions): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements 5th edition (incl. 2005 revisions): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements 6th edition: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements 6th edition (incl. 2007 revisions): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements 6th edition (incl. 2008 revisions): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements 6th edition (incl. 2009 revisions): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements 6th edition (version 6.5 incl. 2010 revisions): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements 6th edition (version 6.6 incl. 2011 revisions): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements 6th edition (version 6.7 incl. 2012 revisions): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements 6th edition (version 6.8 incl. 2013 revisions): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements 6th edition (version 6.9 incl. 2014 revisions): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements, version 2015: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements, version 2016: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements, version 2017: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements, version 2018: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Clements, version 2019: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
eBird version 1.50: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
eBird version 1.52: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
eBird version 1.53: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
eBird version 1.54: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
eBird version 1.55: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
eBird version 2015: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
eBird version 2016: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
eBird version 2017: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
eBird version 2018: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
eBird version 2019: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
eBird version 2021: Chatham Islands Shag ( Leucocarbo onslowi) [version 1] |
eBird version 2022: Chatham Islands Shag ( Leucocarbo onslowi) [version 1] |
eBird version 2023: Chatham Islands Shag ( Leucocarbo onslowi) [version 1] |
eBird version 2024: Chatham Islands Shag ( Leucocarbo onslowi) [version 1] |
Howard and Moore 2nd edition: Phalacrocorax carunculatus onslowi [version 2] |
Howard and Moore 3rd edition (as published): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
Howard and Moore 3rd edition (incl. corrigenda 1.2): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
Howard and Moore 3rd edition (incl. corrigenda 2.1): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
Howard and Moore 3rd edition (incl. corrigenda 3.1): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
Howard and Moore 3rd edition (incl. corrigenda 4): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
Howard and Moore 3rd edition (incl. corrigenda 5): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
Howard and Moore 3rd edition (incl. corrigenda 6): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
Howard and Moore 3rd edition (incl. corrigenda 7): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
Howard and Moore 3rd edition (incl. corrigenda 8): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
Howard and Moore 4th edition (vol. 1-2): Phalacrocorax carunculatus onslowi [version 2] |
Howard and Moore 4th edition (incl. corrigenda vol.1-2): Phalacrocorax carunculatus onslowi [version 2] |
Handbook of the Birds of the World (vol 1-16): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
Handbook of the Birds of the World Alive (31/01/2015): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
Handbook of the Birds of the World Alive (03/07/2017): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
Handbook of the Birds of the World and Birdlife (Dec 2017): Chatham Shag ( Phalacrocorax onslowi) [version 1] |
Handbook of the Birds of the World and Birdlife (Dec 2018): Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 1.0: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 1.1: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 1.5: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 1.6: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 1.7: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 2.0: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 2.1: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 2.2: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 2.3: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 2.4: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 2.5: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 2.6: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 2.7: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 2.8: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 2.9: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 2.10: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 2.11: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 3.1: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 3.2: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 3.3: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 3.4: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 3.5: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 4.1: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 4.2: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 4.3: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 4.4: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 5.1: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 5.2: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 5.3: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 5.4: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 6.1: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 6.2: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 6.3: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 6.4: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 7.1: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 7.2: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 7.3: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 8.1: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 8.2: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 9.1: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 9.2: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 10.1: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 10.2: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 11.1: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 11.2: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 12.1: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 12.2: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 13.1: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 13.2: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 14.1: Chatham Shag ( Leucocarbo onslowi) [version 1] |
IOC World Bird Names, version 14.2: Chatham Islands Shag ( Leucocarbo onslowi) [version 1] |
Peters' Check-list of the Birds (original): Phalacrocorax carunculatus onslowi [version 1] |
Peters' Check-list of the Birds (2nd edition): Phalacrocorax carunculatus onslowi [version 2] |
Sibley and Monroe (1993): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Sibley and Monroe (1993, including corrections up to 1998): Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Sibley and Monroe, Birds of the World Version 2.0: Chatham Islands Shag ( Phalacrocorax onslowi) [version 1] |
Zoonomen - Zoological Nomenclature Resource: Phalacrocorax onslowi [version 1] |
Zoonomen - Zoological Nomenclature Resource: Leucocarbo onslowi [version 1] |
Taxonomic status:
Species status: full species (sometimes a subspecies)
This taxon is considered a subspecies of
Leucocarbo [carunculatus, chalconotus or onslowi]
(sensu lato) by some authors
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Other synonyms
See also the taxonomic synonyms table.
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