WWF Bulgaria WWF Bulgaria is a nature protection organisation, part of the big WWF family. It is working hard to protect some of the last wild populations of sturgeons in the EU. Website Current Events Upcoming Events Past Events There are currently no events. There are currently no events. 21 May 21 May - 31 May World Fish Migration Day 2022-05-21 @ 10:00 (GMT+0000) - 2022-05-31 @ 00:00 (GMT+0000) ulitsa "Persin" 5, Belene, Bulgaria Exposition (museum, gallery, other)