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Sternula antillarum

Least Tern

Speciesaccepted · checked 2026-08-06WoRMS 567797ITIS 824127key itis:824127
i

2026-08-06: worms_id 567797 via WoRMS TSN crosswalk (status accepted) 2026-08-05: worms_id 567797 via WoRMS TSN crosswalk (status accepted); WoRMS Sterna antillarum unaccepted -> Sternula antillarum; itis:176923 deprecated in ITIS -> itis:824127 (Sternula antillarum)

calcofi:seabirds

The least tern is a species of tern that breeds in North America and locally in northern South America. It is closely related to, and was formerly often considered conspecific with, the little tern of the Old World.W CalCOFI holds 42 observations of it in 1 dataset between 1988 and 2019.R

42
observations
42
records
42
sampling events
1988–2019
years
1
datasets
Least Terns on the Atlantic coast, New Jersey, USA. One of them has got a fish in its beak.
Photo · Bear Golden Retriever from auburn,ny, usa · CC BY 2.0 · commons

Observed in 1 dataset
i

One row per dataset, and beside it one cell per year, darker with more observations — the same strip the front door draws per dataset. Each row ends with the name that dataset uses (dataset_taxon); the accepted name is written once, in the title above. A quiet pill marks a name the authority does not accept.

Ways inExplorerdb-queryERDDAPRPythonThis page as JSON

Code and endpoints ERDDAP · R · Python · JSON
ERDDAPCalCOFI's own server, the Seabirds & Marine Mammals table constrained to this taxon
https://erddap.calcofi.io/erddap/tabledap/farallon_bird-mammal.html?&taxon_key=%22itis:824127%22

Read from taxa.json of release v2026.10.21, written at release by calcofi4db::build_taxa_catalog(). The catalog's index is /species/.

How big is it not on record

Not on record: no authority the fetcher reads carries a length for this taxon.

Lineage 11 ranks · Animalia to Sternula
Credits silhouette · photo · text
  • Silhouette · T. Michael Keesey · CC BY 4.0 · PhyloPic, drawn from Creagrus furcatus · source
  • Photo · Bear Golden Retriever from auburn,ny, usa · CC BY 2.0 · commons · source
  • Text · Wikipedia, “Least tern” · CC BY-SA 4.0 · revision 1372233618
Elsewhere Wikidata · iNaturalist · GBIF · eBird

WikidataiNaturalistGBIFeBird

The same organism on the services the faces were fetched from; the authorities' own pages are the ids in the head.

Cite the release, v2026.10.21

Cite the release, v2026.10.21; each dataset's own citation, licence and DOI are on its page. How to cite ↗