Sandwich Tern, Thalasseus sandvicensis - foto: Harvey van Diek

Sandwich Tern

Thalasseus sandvicensis - Grote Stern
Red list
Vulnerable
Breeding population
19.250-19.500 (2020)
Estimated winter maximum
20-90 (2016-2021)
Estimated migration maximum
27.700-120.000, aug (2016-2021)
Ramsar 1%
1800