Kugriņu Bog is a low bog 11 km westwards from Kārsava; it is a part of the Iča River’s basin.

Area: 1,337 ha

The average depth of the peat layer: 1.7 m; the deepest layer is at 3.5 m

Total deposit of peat: 22.6 mil.m3.

Peat is medium and well decayed; under the peat there is 5 m thick layer of sapropel. The bog emerged on the Adzeles elevation by Lake Vidējais (area 4.7 ha) and Lake Kugru (2.4 ha). A part of the bog was drained (135 ha), where meadows appeared; the rest of the area is covered by a forest.


Latvijas daba. 2.sēj. – Rīga: Latvijas enciklopēdija, 1995. – P.213.