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Hotspots with reports in the last 30 days.
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Field marks that matter, and the birds it's most often mixed up with.
Royal TernVery rare
Check the bill and the underwing.[1, 4]
Lookalike photos from Wikimedia Commons: Royal Tern by Nicholas Atamas (CC BY-SA 2.5)
Recordings: Caspian Tern (flight call) by Paul Marvin (CC BY-NC-SA 4.0, xeno-canto); Royal Tern (song) by William Whitehead (CC BY-NC-ND 4.0, xeno-canto)
Shorebirds and gullsGulls, Terns, and Skimmers
Hydroprogne caspia
Very rareVery rare in Travis County but fairly common in Texas
The Caspian tern is the world's largest species of tern, with a subcosmopolitan but scattered distribution. Despite its extensive range, it is monotypic of its genus, and has no accepted subspecies. The genus name is from Ancient Greek hudro-, "water-", and Latin progne, "swallow". The specific caspia is from Latin and, like the English name, refers to the Caspian Sea.
Read more on WikipediaFlight call · United States
Paul Marvin · xeno-canto XC452796 · CC BY-NC-SA 4.0
Call · United States
Andrew Spencer · xeno-canto XC203782 · CC BY-NC-SA 4.0
Call · United States
Andrew Spencer · xeno-canto XC203781 · CC BY-NC-SA 4.0
Call · United States
Andrew Spencer · xeno-canto XC203779 · CC BY-NC-SA 4.0
Not reported in Travis County in the last 30 days
Rare or irregular
| Week | Checklists reporting it |
|---|---|
| Jan 1–7 | 0% |
| Jan 8–14 | 0% |
| Jan 15–21 | 0% |
| Jan 22–end | 0% |
| Feb 1–7 | 0% |
| Feb 8–14 | 0% |
| Feb 15–21 | 0% |
| Feb 22–end | 0% |
| Mar 1–7 | 0% |
| Mar 8–14 | 0% |
| Mar 15–21 | 0% |
| Mar 22–end | 0% |
| Apr 1–7 | <0.1% |
| Apr 8–14 | <0.1% |
| Apr 15–21 | <0.1% |
| Apr 22–end | <0.1% |
| May 1–7 | 0.1% |
| May 8–14 | <0.1% |
| May 15–21 | 0% |
| May 22–end | 0.1% |
| Jun 1–7 | 0% |
| Jun 8–14 | <0.1% |
| Jun 15–21 | <0.1% |
| Jun 22–end | 0% |
| Jul 1–7 | 0% |
| Jul 8–14 | 0% |
| Jul 15–21 | 0% |
| Jul 22–end | 0% |
| Aug 1–7 | <0.1% |
| Aug 8–14 | 0% |
| Aug 15–21 | 0% |
| Aug 22–end | 0.2% |
| Sep 1–7 | 0% |
| Sep 8–14 | 0% |
| Sep 15–21 | 0% |
| Sep 22–end | 0% |
| Oct 1–7 | 0% |
| Oct 8–14 | 0% |
| Oct 15–21 | 0% |
| Oct 22–end (now) | 0% |
| Nov 1–7 | 0% |
| Nov 8–14 | 0% |
| Nov 15–21 | 0% |
| Nov 22–end | 0% |
| Dec 1–7 | 0% |
| Dec 8–14 | 0% |
| Dec 15–21 | 0% |
| Dec 22–end | 0% |
Share of complete checklists at each hotspot that reported it (2016–2026). Hotspots with fewer than 15 checklists are left out, and the order discounts small samples, so a hotspot with few checklists can sit below one with a lower share.
From the eBird Basic Dataset (Sep-2026), complete checklists only.
From every checklist reported in the county this year: who found it first, who finds it most, and when.