Roseate Tern (Sterna dougallii)Where and when to see it in the UK
Summer visitor · reporting peaks July · Skimmers, Noddies, Terns, and Gulls · BOU category A

Peak months
Contains OS data © Crown copyright and database right 2026 (grid squares, place names from OS Open Names). Northern Ireland place names: OSNI Open Data, OGL v3.0. County and country boundaries: Office for National Statistics, Open Government Licence v3.0. Coastline: Natural Earth. Bird records from the data partners listed here.
Roseate Tern has been recorded in 177 of the 2,971 10 km squares covering UK land (6%) in records to 2026. Summer visitor in the UK. Its strongest squares are in England, Wales and Scotland. Reporting peaks in July.
Conservation status: Least Concern (IUCN Red List, LC)
View on the IUCN Red List- Very high
- 25% or more of visits
- High
- 3% to 25%
- Moderate
- <1% to 3%
- Low
- under <1%
- Surveyed, not recorded
- at least 20 qualifying visits, no record
- Insufficient records
- too few visits to say
- Lighter fill
- Few visits, lower confidence
- Small dot
- Occasional: a single record, or out of season
Relative to this species' best squares (how classes are calculated)
Seasonality
| Month | Relative to peak | Share of visits | Typical class |
|---|---|---|---|
| January | 0% | <1% | Insufficient records |
| February | 0% | <1% | Insufficient records |
| March | 0% | <1% | Insufficient records |
| April | 1% | <1% | Low |
| May | 24% | <1% | Low |
| June | 76% | <1% | Very high |
| July | 100% | <1% | Very high |
| August | 69% | <1% | High |
| September | 22% | <1% | Low |
| October | 7% | <1% | Low |
| November | 0% | <1% | Very high |
| December | 0% | <1% | Insufficient records |
Squares with the highest reporting rate in July
| Square | Where | Share of visits | Class |
|---|---|---|---|
| HU30 | Shetland Islands, Scotland | 100% | Very high |
| J55 | Newry, Mourne and Down, Northern Ireland | 100% | Very high |
| NK01 | Sea, off Aberdeenshire | 100% | Very high |
| NK15 | Aberdeenshire, Scotland | 100% | Very high |
| NT18 | Fife, Scotland | 100% | Very high |
| NT68 | East Lothian, Scotland | 100% | Very high |
| NT69 | Sea, off Fife | 100% | Very high |
| NZ44 | County Durham, England | 100% | Very high |
| SH37 | Isle of Anglesey, Wales | 100% | Very high |
| SH46 | Isle of Anglesey, Wales | 100% | Very high |