Figure 6. Isopach map of Pliocene-Quaternary deposits in the Barents-Kara region. 1 - < 5 m; 2 - 5 to 50 m; 3 - 50 to 150 m; 4 - 150 to 250 m; 5 - > 250 m; 6 - isopachs proved and inferred.