- Length
- 24–27 cm
- Wingspan
- 60–65 cm
- Weight
- 85 g
Presence in the Strait
Common summer visitor in areas with crops and salt marshes (50-60 pairs).
Identification
Unmistakable. In flight, resembles a marsh tern. Usually seen in groups. Juveniles have spotted breast band and scaly upperparts.
Movements
Migration takes place from March to October, with peaks in 2nd hf. April and 1st hf. September. Movements in June correspond to juvenile dispersal.
Ring recoveries
Spain (1).
Bioestrecho editorial text. Last revised: 8 September 2026.
Gallery
StraitKevin, CC0 · 2024
StraitYves Bas, CC BY · 2016
StraitYves Bas, CC BY · 2016
StraitYves Bas, CC BY · 2016
