Helminths of the marsh frog Pelophylax ridibundus (Pallas, 1771) of the city of Salavat (Republic of Bashkortostan)

The article presents data on the helminth fauna of Marsh frog in the area of Salavat, in the three habitats (low-rise buildings, green zone and control). The composition of helminths recorded 14 species, 13 species of trematodes (including 3 species of metacercariae stage) and 1 species of nematodes. It is established that the diversity of helminths in the area of low-rise buildings (H=1,30) significantly lower compared to green areas (N=1,96; P