Mew Gull Larus cunus
cunus
kamtschatschensis
brachyrhynchus

Common Gull Larus canus canus, Sognefjorde, 5 Jun. 2015

Common Gull 2cy C. c. canus Chidiwa Unzen city 6 Feb. 2023

Kamcatka Gull L. c. kamtschtschensis, Unzen city, 28 Jan. 2018

Mew Gull Larus c. brachyrhynchus（2cy), Unzen city, 2 Mar. 2018