УВЕЛИЧЕНИЕ АРЕАЛА МОНГОЛЬСКОЙ ПИЩУХИ В ГОРНО-АЛТАЙСКОМ ПРИРОДНОМ ОЧАГЕ ЧУМЫ

The current areal of Mongolian pika (Ochotona pallasii), the basic carrier of the plague agent in Mountain-Altai natural plague focus, was described in Southeast Altai. It was shown that the area of this animal distribution increased up to 1,5 times from 1978 to 2013. So, in 1978 the registered area of the small animal habitation was about 1430 km 2 and it increased to 2200 km 2 in 2013.