Cabot's tern
Thalasseus acuflavidus (S. Cabot, 1847)
Status not recordedbirds
The cabot's tern (Thalasseus acuflavidus) is a species in the family Laridae, order Charadriiformes. Recorded adults weigh 208 g to 296 g and live up to 27.2 years.
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Quick facts about the cabot's tern
- Weight
- 208 g – 296 g
- Length
- Not recorded
- Lifespan
- 27.2 years
- Longest recorded lifespan
- 30.8 years
- Main food
- Not recorded
- Habitat
- Not recorded
- Egg incubation
- 23.5 days
- Young per litter or clutch
- 1.21
- Age at maturity
- 2.49 years – 3 years
- Litters or clutches a year
- 1
- Conservation status
- Not recorded
- Countries on record
- Not recorded
Where does the cabot's tern live?
Not recorded
Is the cabot's tern endangered?
No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.
How is the cabot's tern classified?
- kingdomAnimalia
- phylumChordata
- classAves
- orderCharadriiformes
- familyLaridae
- genusThalasseus
- SpeciesThalasseus acuflavidus (S. Cabot, 1847)
Other names and names in other languages (25)
- rybák americkýCzech
- Amerikansk SplitterneDanish
- CayenneseeschwalbeGerman
- amerika ŝternoEsperanto
- Charrán de CabotSpanish
- amerikanriuttatiiraFinnish
- Sterne de CabotFrench
- Geabhróg scothdhubh MeiriceánachIrish
- američka dugokljuna čigraCroatian
- Beccapesci americanoItalian
- Amerikaanse Grote SternDutch
- strandterneNorwegian
- rybitwa karaibskaPolish
- garajau-de-cabotPortuguese
- Крачка КаботаRussian
- rybár ponáravýSlovak
- Cabots tärnaSwedish
- крячок атлантичнийUkrainian
- 卡氏凤头燕鸥Chinese
- Amerikanische BrandseeschwalbeGerman
- Amerika krestoŝternoEsperanto
- trinta-réis-de-bandoPortuguese
- Карибская крачкаRussian
- cayennetärnaSwedish
- 美洲白嘴端鳳頭燕鷗Chinese
Relatives of the cabot's tern
Other species in the same genus Thalasseus.

Sandwich tern
Thalasseus sandvicensis

Greater crested tern
Thalasseus bergii

Lesser crested tern
Thalasseus bengalensis

Royal tern
Thalasseus maximus

Chinese crested tern
Thalasseus bernsteini

Elegant tern
Thalasseus elegans
CompareCabot's tern vs Sandwich ternCabot's tern vs Greater crested ternCabot's tern vs Lesser crested ternCabot's tern vs Royal tern
Common questions
Answered only where our data holds the answer.
How big is the cabot's tern?
An adult cabot's tern weighs 208 g – 296 g, according to values recorded on Wikidata.
How long does the cabot's tern live?
The cabot's tern has a recorded lifespan of 27.2 years.
What kind of animal is the cabot's tern?
The cabot's tern (Thalasseus acuflavidus) belongs to the family Laridae in the order Charadriiformes.
Sources and how to cite this page
Data as of 2026-11-11. How this page is put together.
- An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles · CC0 1.0 · E096-269
Myhrvold, N.P., Baldridge, E., Chan, B., Sivam, D., Freeman, D.L. & Ernest, S.K.M. (2015) An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96: 3109. https://doi.org/10.1890/15-0846R.1. Data: https://doi.org/10.6084/m9.figshare.3563457.v1 - AmphiBIO, a global database for amphibian ecological traits · CC BY 4.0 · v1
Oliveira, B.F., São-Pedro, V.A., Santos-Barrera, G., Penone, C. & Costa, G.C. (2017) AmphiBIO, a global database for amphibian ecological traits. Scientific Data 4: 170123. https://doi.org/10.1038/sdata.2017.123. Data: https://doi.org/10.6084/m9.figshare.4644424.v5 - AVONET: morphological, ecological and geographical data for all birds · CC BY 4.0 · v7
Tobias, J.A. et al. (2022) AVONET: morphological, ecological and geographical data for all birds. Ecology Letters 25: 581–597. https://doi.org/10.1111/ele.13898. Data: https://doi.org/10.6084/m9.figshare.16586228.v7 - Catalogue of Life eXtended Release · CC BY 4.0 · 2026-10-16 XR
Catalogue of Life (2026). Catalogue of Life eXtended Release, version 2026-10-16 XR. Catalogue of Life Foundation, Amsterdam, Netherlands. https://doi.org/10.48580/dgzlf - Wikimedia Commons · per file (CC0 / public domain / CC BY green, CC BY-SA amber, anything else not displayed) · 2026-11-11
Wikimedia Commons contributors. Wikimedia Commons. https://commons.wikimedia.org (each file credited to its author under its own licence). - EltonTraits 1.0: species-level foraging attributes of the world's birds and mammals · CC0 1.0 · 1.0
Wilman, H., Belmaker, J., Simpson, J., de la Rosa, C., Rivadeneira, M.M. & Jetz, W. (2014) EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95: 2027. https://doi.org/10.1890/13-1917.1. Data: https://doi.org/10.6084/m9.figshare.3559887.v1 - LepTraits 1.0: a globally comprehensive dataset of butterfly traits · CC0 1.0 · 1.0
Shirey, V., Larsen, E., Doherty, A. et al. (2022) LepTraits 1.0: a globally comprehensive dataset of butterfly traits. Scientific Data 9: 382. https://doi.org/10.1038/s41597-022-01473-5. Data: https://doi.org/10.6084/m9.figshare.19874602.v1 - Northwestern European arthropod life histories and ecological traits (raw datasets) · CC BY 4.0 · 2024-12-17
Logghe, G., Batsleer, F., Maes, D. et al. (2025) An in-depth dataset of northwestern European arthropod life histories and ecological traits. Biodiversity Data Journal 13: e146785. https://doi.org/10.3897/BDJ.13.e146785. Data: https://doi.org/10.5281/zenodo.13379714 - ReptTraits: a comprehensive dataset of ecological traits in reptiles · CC BY 4.0 · v1-2
Oskyrko, O., Mi, C., Meiri, S. et al. (2024) ReptTraits: a comprehensive dataset of ecological traits in reptiles. Scientific Data 11: 243. https://doi.org/10.1038/s41597-024-03079-5. Data: https://doi.org/10.6084/m9.figshare.24572683.v4 - Sharkipedia: a curated open access database of shark and ray life history traits · CC BY 4.0 · 1.0-2022-06-17
Mull, C.G., Pacoureau, N., Pardo, S.A. et al. (2022) Sharkipedia: a curated open access database of shark and ray life history traits and abundance time-series. Scientific Data 9: 559. https://doi.org/10.1038/s41597-022-01655-1. Data: https://doi.org/10.5281/zenodo.6656525 - SquamBase 1.0 - a dataset of squamate species traits · CC0 1.0 · 1.0-dryad-v5
Meiri, S. (2024) SquamBase - a database of squamate (Reptilia: Squamata) traits. Global Ecology and Biogeography 33(4): e13812. https://doi.org/10.1111/geb.13812. Data: https://doi.org/10.5061/dryad.76hdr7t3b - TraitCH: a multi-taxa functional trait dataset for Switzerland and Europe · CC BY 4.0 · 2.0
Chauvier, Y., Adde, A., Bergamini, A. et al. (2025) TraitCH: a multi-taxa functional trait dataset for Switzerland and Europe. Zenodo. https://doi.org/10.5281/zenodo.15063844 - Wikidata · CC0 1.0 · 2026-11-11
Wikidata contributors. Wikidata. https://www.wikidata.org (data retrieved via the Wikidata Query Service). - Wikipedia (English) · CC BY-SA 4.0 · 2026-11-11
Wikipedia contributors. Wikipedia, The Free Encyclopedia. https://en.wikipedia.org (text under CC BY-SA 4.0; each block names its article and revision).
Embed a card for this animal on your own site
Copy this code. The card shows the photo with its credit, key facts and a link back to this page.
CreatureData. (2026). Cabot's tern (Thalasseus acuflavidus). Retrieved from https://creaturedata.com/animals/cabot-s-tern
“Cabot's tern (Thalasseus acuflavidus).” CreatureData, 2026, https://creaturedata.com/animals/cabot-s-tern.
@misc{cabot_s_tern_2026,
title = {Cabot's tern (Thalasseus acuflavidus)},
author = {{CreatureData}},
year = {2026},
url = {https://creaturedata.com/animals/cabot-s-tern},
note = {Data as of 2026-11-11}
}