Sandwich Tern, Thalasseus sandvicensis - foto: Harvey van Diek

Sandwich Tern

Thalasseus sandvicensis - Grote Stern
Red list
Vulnerable
Breeding population
19.400-19.500 (2019)
Estimated winter maximum
15-30 (2013-2015)
Estimated migration maximum
10.000-50.000 (2008-2012)
Ramsar 1%
1700