Figure 1From: Metagenomic and geochemical characterization of pockmarked sediments overlaying the Troll petroleum reservoir in the North SeaMap of the Troll sampling sites. The figure shows the sampling location of the Troll samples. Sample Tplain was taken from the Troll plain. Samples Tpm1-1 and Tpm1-2 were taken from the large pockmark named pm1. Samples Tpm2 and Tpm3 were taken from two smaller pockmarks named pm2 and pm3 respectively.Back to article page