Table 1 Radiocarbon data for bulk organic carbon and long-chain fatty acids as well as the deduced transport times for stations along the Laptev Sea transect

From: Bounding cross-shelf transport time and degradation in Siberian-Arctic land-ocean carbon transfer

Station ID

Water depth (m)

Δ14C of TOC (‰)

± (‰)

14C age TOC (kyr)

± (kyr)

Calibrated CSRA age (kyr)

± (kyr)

Transport time (kyr)

± (kyr)

SW-06

92

−364

2

3.57

0.02

9.99

0.34

3.56

0.32

SW-14

64

−314

2

2.97

0.02

8.63

0.42

2.48

0.23

SW-23

56

−333

2

3.19

0.02

8.47

0.16

2.17

0.18

YS-4

50

−437

3

4.56

0.09

–

–

1.93

0.17

SW-24

46

−284

2

2.62

0.02

9.67

0.23

1.78

0.16

YS-6

32

−465

3

4.97

0.09

8.86

0.15

1.23

0.11

YS-9

23

−415

6

4.25

0.09

7.33

0.07

0.89

0.08

YS-13

19

−543

2

6.23

0.09

–

–

0.74

0.07

YS-14

7

−504

2

5.58

0.09

–

–

0.27

0.03

TB-46

6

−436

2

4.54

0.06

7.10

0.19

0.23

0.02

N-8

3.8

–

–

–

–

6.30

0.16

–

–

  1. TOC denotes total, i.e., bulk, organic carbon and CSRA signifies compound-specific radiocarbon analysis, here performed on long-chain fatty acids. Data for station N-8 and Δ14C of TOC have been published previously16,19
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