Ribino protected site

The Ribino protected site has an area of 66.30 ha. It was established with Order No:583 of 02.11.2000 by the Ministry of the Environment and Water, on the suggestion of the Bulgarian Society for the Protection of Birds, with the aim of preserving protected and rare plants and animals. The Ribino protected site is in the land of the village of the same name in the Krumovgrad Municipality. In the Ribino protected site we find some of the biggest Eastern Rhodope caves. 10 bat species are to be found here, of which 7 are included in the IUCN Red list. Those are: the Lesser Horseshoe Bat (Rhinolophus hipposideros) and Mediterranean Horseshoe Bat (Rhinolophus euryale), Mehely's horseshoe bat (Rhinolophus mehelyi), Blasius's Horseshoe Bat (Rhinolophus blasii) (over 1000 individuals), the greater mouse-eared bat (Myotis myotis) (3000-3500 individuals), Geoffroy's bat (Myotis emarginatus), and the common bent-wing bat (Miniopterus schreibersii) (1000-1500 individuals). Here  three new species of invertebrates =, have been discovered. In the Samara cave a Woodlouse (Trichoniscus rhodopense) - can be found that is a Bulgarian endemite and also a snail (Balcanodiscus frivaldkyanus) that can only be seen on the Balkans (or Balkan endemic species).