Great Bustard (Otis tarda)Where and when to see it in the UK
Status not yet classified · reporting peaks March · Bustards · BOU category AE*F

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.
Great Bustard has been recorded in 22 of the 2,971 10 km squares covering UK land (1%) in records to 2026. Its strongest squares are in England. Reporting peaks in March.
Conservation status: Endangered (IUCN Red List, EN)
View on the IUCN Red List- Very high
- 100% or more of visits
- High
- 32% to 100%
- Moderate
- 4% to 32%
- Low
- under 4%
- 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 | 62% | <1% | Moderate |
| February | 41% | <1% | Moderate |
| March | 100% | <1% | Low |
| April | 0% | <1% | Very high |
| May | 0% | <1% | Very high |
| June | 0% | <1% | Very high |
| July | 0% | <1% | Insufficient records |
| August | 70% | <1% | Very high |
| September | 66% | <1% | Very high |
| October | 65% | <1% | Very high |
| November | 47% | <1% | Low |
| December | 77% | <1% | Very high |
Squares with the highest reporting rate in March
| Square | Where | Share of visits | Class |
|---|---|---|---|
| SU15 | Wiltshire, England | 52% | High |
| SU05 | Wiltshire, England | 43% | High |
| SU14 | Wiltshire, England | 6% | Moderate |
| SU26 | Wiltshire, England | 3% | Low |
| SU38 | Oxfordshire, England | 2% | Low |
| SU13 | Wiltshire, England | 2% | Low |
| SZ39 | Hampshire, England | <1% | Low |
| ST35 | Somerset, England | <1% | Surveyed, not recorded |
| ST43 | Somerset, England | <1% | Surveyed, not recorded |
| ST44 | Somerset, England | <1% | Surveyed, not recorded |