Yandex NV (YNDX)’s share of Russia’s Internet searches slid in the week to Sept. 23, while Google Inc.’s portion rose and Mail.ru Group Ltd. (MAIL)’s share remained steady, according to Liveinternet.ru.

The share for Yandex, the owner of Russia’s most-used search engine, fell to 60.4 percent, from 60.5 percent in the previous week, Liveinternet, an Internet service provider and researcher, said on its website today. Yandex’s search share averaged 60.5 percent over the past four weeks, according to Liveinternet.ru.

Russian searches using Google, the world’s largest Web- search provider, rose to 26.9 percent in the week to Sept. 23 from 26.8 percent, for a four-week average of 26.7 percent, the data show.

The portion of Mail.ru Group Ltd., the largest Russian- language Internet company, was unchanged at 8.2 percent. The four-week average was also 8.2 percent, the data showed.

To contact the reporter on this story: Halia Pavliva in New York at hpavliva@bloomberg.net

To contact the editor responsible for this story: Emma O’Brien at eobrien6@bloomberg.net