In the area of the Ostoja Magurska the following species of plants and animals occur
Plants
Agrimonia pilosa
Dicranum viride
Mammals
Rhinolophus hipposideros
Myotis emarginatus
Myotis bechsteini
Myotis myotis
European Beaver Castor fiber
Brown Bear Ursus arctos*
Lynx Lynx lynx
Wolf Canis lupus*
River Otter Lutra lutra
Amphibians and Reptiles
Great Crested Newt Triturus cristatus
Carpathian Newt Triturus Montandoni
Yellow-bellied Toad Bombina variegata
Fish
Barbus peloponnesius
Invertebrates
Rosalia alpine*
Osmoderma eremita*
Rhysodes sulcatus
Lycaena dispar
Carabus variolosus
* priority species