In the Baltic Sea Proper, significantly lower d15N values of 3–5‰ are found. A decrease in d15N values with depthrage of the sediment was indicated in some cores that were analyzed down to 15–40 cm depth in 1-cm steps.
In the Baltic SeaProper, significantly lower d15N values of 3–5‰ are found. A decrease in d15N values with depthrage of the sediment wasindicated in some cores that were analyzed down to 15–40 cm depth in 1-cm steps.