Photos of Black headed gulls (սովորական որոր, озерная чайка) was made in 20.03.2012 on the Masis fish ponds. They were plenty, and not only them. All of them was eating something from the pond.

 General view of Masis (Ranchpar) fish ponds - Coots, Pin tails and Black headed gulls

A flock of Little grebes are crossing the pond