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Progress in Earth and Planetary Science

Table 2 Results of 14C dating in the present study

From: Late Holocene uplift of the Izu Islands on the northern Zenisu Ridge off Central Japan

Sample name

Locality

Site

Laboratory number (YAUT-)

Coordinates (lat/long)

Height (m)

Upper-growth limit (m)

Materials

Conventional 14C age (years BP)

Calibrated age (2σ)

Groups

Total minimum uplift (m)

N1

Niijima

N1

14905

34.21499° 139.14331°

0.7

0.4 (0.8)

Saccostrea kegaki

407 ± 32

Cal AD 1816–1950

A

0.3 (− 0.1)

N2

Niijima

N1

14906

34.21499° 139.14331°

0.6

0.4 (0.8)

Saccostrea kegaki

294 ± 32

Cal AD 1847–1950

A

0.2 (− 0.2)

N3

Niijima

N1

14907

34.21499° 139.14331°

0.6

0.4 (0.8)

Saccostrea kegaki

− 70 ± 37

Cal AD 1885–1950

A

0.2 (− 0.3)

N4

Niijima

N1

14908

34.21499° 139.14331°

0.5

0.4 (0.8)

Saccostrea kegaki

− 387 ± 34

Modern

A

0.1 (− 0.3)

N5

Niijima

N1

14909

34.21499° 139.14331°

0.3

0.4 (0.8)

Saccostrea kegaki

− 686 ± 44

Modern

A

− 0.1 (− 0.5)

N6

Niijima

N1

14910

34.21499° 139.14331°

0.3

0.4 (0.8)

Saccostrea kegaki

− 687 ± 46

Modern

A

− 0.1 (− 0.5)

N7

Niijima

N1

14911

34.21499° 139.14331°

0.2

0.4 (0.8)

Saccostrea kegaki

− 595 ± 34

Modern

A

− 0.2 (− 0.6)

N8

Niijima

N1

14912

34.21499° 139.14331°

0.1

0.4 (0.8)

Saccostrea kegaki

− 720 ± 48

Modern

A

− 0.3 (− 0.7)

N9

Niijima

N1

14913

34.21499° 139.14331°

0.1

0.4 (0.8)

Saccostrea kegaki

− 789 ± 54

Modern

A

− 0.3 (− 0.7)

N10

Niijima

N1

14917

34.21499° 139.14331°

0.1

0.4 (0.8)

Saccostrea kegaki

− 815 ± 56

Modern

A

− 0.3 (− 0.7)

N11

Niijima

N1

14918

34.21499° 139.14331°

0.9

0.4 (0.8)

Crassostrea gigas

− 1157 ± 64

Modern

A

0.5 (0.1)

N12

Niijima

N1

14919

34.21499° 139.14331°

0.9

0.4 (0.8)

Crassostrea gigas

− 1088 ± 42

Modern

A

0.5 (0.1)

N13

Niijima

N1

14920

34.21499° 139.14331°

0.9

0.4 (0.8)

Crassostrea gigas

− 1151 ± 41

Modern

A

0.5 (0.1)

N14

Niijima

N1

14921

34.21499° 139.14331°

0.9

0.4 (0.8)

Crassostrea gigas

− 1171 ± 46

Modern

A

0.5 (0.1)

N15

Niijima

N1

14922

34.21499° 139.14331°

0.7

0.4 (0.8)

Crassostrea gigas

− 1209 ± 57

Modern

A

0.3 (− 0.1)

J11

Jinaijima

J1

18537

34.22027° 139.13431°

0.6

0.2

Pomatoleios kraussii

482 ± 43

Cal AD 1724–1950

A

0.4

J12

Jinaijima

J1

18538

34.22027° 139.13431°

0.6

0.2

Pomatoleios kraussii

459 ± 35

Cal AD 1726–1950

A

0.4

TMR1

Shikinejima

S1

9905

34.20119° 139.12376°

4

0.8

Tetraclitella chinensis

1243 ± 29

Cal AD 1139–1391

B

3.2

TMR2

Shikinejima

S1

14923

34.20119° 139.12376°

4

0.8

Tetraclitella chinensis

955 ± 64

Cal AD 1335–1650

B

3.2

TMR3

Shikinejima

S1

9906

34.20119° 139.12376°

3.8

0.8

Tetraclitella chinensis

1270 ± 35

Cal AD 1085–1333

B

3

TMR4

Shikinejima

S1

14924

34.20119° 139.12376°

3.8

0.8

Tetraclitella chinensis

1006 ± 60

Cal AD 1302–1615

B

3

TMR5

Shikinejima

S1

9907

34.20119° 139.12376°

3.6

0.8

Tetraclitella chinensis

859 ± 43

Cal AD 1460–1670

B

2.8

TMR6

Shikinejima

S1

14925

34.20119° 139.12376°

3.6

0.8

Tetraclitella chinensis

1265 ± 37

Cal AD 1069–1380

B

2.8

TMR7

Shikinejima

S1

9908

34.20119° 139.12376°

3.4

0.8

Tetraclitella chinensis

1051 ± 41

Cal AD 1308–1487

B

2.6

TMR8

Shikinejima

S1

14926

34.20119° 139.12376°

3.4

0.8

Tetraclitella chinensis

837 ± 70

Cal AD 1431–1804

B

2.6

TMR9

Shikinejima

S1

9909

34.20119° 139.12376°

3.2

0.8

Tetraclitella chinensis

844 ± 34

Cal AD 1468–1678

B

2.4

TMR10

Shikinejima

S1

14930

34.20119° 139.12376°

3.2

0.8

Tetraclitella chinensis

1319 ± 36

Cal AD 1048–1305

B

2.4

TMR11

Shikinejima

S1

9910

34.20119° 139.12376°

3

0.8

Tetraclitella chinensis

904 ± 40

Cal AD 1436–1651

B

2.2

TMR12

Shikinejima

S1

14931

34.20119° 139.12376°

3

0.8

Tetraclitella chinensis

1117 ± 47

Cal AD 1245–1469

B

2.2

TMR13

Shikinejima

S1

9911

34.20119° 139.12376°

2.7

0.8

Tetraclitella chinensis

721 ± 34

Cal AD 1539–1872

B

1.9

TMR14

Shikinejima

S1

14932

34.20119° 139.12376°

2.7

0.8

Tetraclitella chinensis

774 ± 43

Cal AD 1483–1821

B

1.9

TMR15

Shikinejima

S1

9912

34.20119° 139.12376°

2.7

0.4

Cardita leana

1070 ± 41

Cal AD 1300–1473

B

2.3

TMR16

Shikinejima

S1

14933

34.20119° 139.12376°

2.7

0.4

Cardita leana

1378 ± 38

Cal AD 1006–1280

B

2.3

OUR22

Shikinejima

S2

9917

34.19534° 139.12305°

3

0.4

Cardita leana

1399 ± 35

Cal AD 1002–1252

B

2.6

OUR31

Shikinejima

S3

9918

34.19486° 139.12267°

2.3

0.8

Tetraclitella chinensis

1049 ± 36

Cal AD 1309–1489

B

1.5

OUR32

Shikinejima

S3

9919

34.19486° 139.12267°

2.3

0.8

Tetraclitella chinensis

1152 ± 46

Cal AD 1216–1452

B

1.5

NNU41

Shikinejima

S4

9920

34.19420° 139.12238°

− 0.1

− 0.5

Cyphastrea serailia

375 ± 40

Cal AD 1842–1950

A

0.4

NNU42

Shikinejima

S4

9921

34.19420° 139.12238°

− 0.1

− 0.5

Cyphastrea serailia

215 ± 34

Cal AD 1875–1950

A

0.4

NNU43

Shikinejima

S4

9922

34.19420° 139.12238°

− 0.1

− 0.5

Cyphastrea serailia

302 ± 37

Cal AD 1857–1950

A

0.4

NNU51

Shikinejima

S5

9923

34.19416° 139.12198°

1.4

0.8

Tetraclitella chinensis

275 ± 29

Cal AD 1862–1950

A

0.6

NNU51

Shikinejima

S5

14936

34.19416° 139.12198°

1.4

0.8

Tetraclitella chinensis

539 ± 41

Cal AD 1720–1950

A

0.6

ISZ61

Shikinejima

S6

9924

34.19196° 139.13216°

3.7

0.4

Cardita leana

1260 ± 38

Cal AD 1090–1346

B

3.3

K111

Kozujima

K1

18504

34.14110° 139.08083°

0.54

0.4

Tetraclita sp.

− 796 ± 41

modern

A

0.14

K112

Kozujima

K1

18505

34.14110° 139.08083°

0.64

0.8

Serpulidae sp.

439 ± 29

Cal AD 1766–1950

A

− 0.16

K113

Kozujima

K1

18506

34.14110° 139.08083°

0.99

0.4

Tetraclita sp.

472 ± 27

Cal AD 1727–1950

A

0.59

K114

Kozujima

K1

18507

34.14110° 139.08083°

1.36

0.4

Tetraclita sp.

486 ± 39

Cal AD 1724–1950

A

0.96

K121

Kozujima

K1

18509

34.14110° 139.08083°

2.42

0.8

Tetraclitella chinensis

1227 ± 34

Cal AD 1140–1410

B

1.62

K122

Kozujima

K1

18511

34.14110° 139.08083°

2.98

0.8

Tetraclitella chinensis

1280 ± 30

Cal AD 1066–1331

B

2.18

K123

Kozujima

K1

18512

34.14110° 139.08083°

3.28

0

Tubastraea coccinea

1414 ± 28

Cal AD 975–1255

B

3.28

K131

Kozujima

K1

18513

34.14110° 139.08083°

4.36

0.8

Rhizotrochus typus

1626 ± 45

Cal AD 716–1031

C

3.56

K132

Kozujima

K1

18514

34.14110° 139.08083°

4.91

0.8

Rhizotrochus typus

1663 ± 57

Cal AD 682–1015

C

4.11

K133

Kozujima

K1

18517

34.14110° 139.08083°

5.58

0.8

Rhizotrochus typus

1594 ± 42

Cal AD 735–1053

C

4.78

K141

Kozujima

K1

18518

34.14110° 139.08083°

6.2

0.8

Rhizotrochus sp.

1725 ± 42

Cal AD 647–956

C

5.4

K142

Kozujima

K1

18519

34.14110° 139.08083°

6.91

0.8

Rhizotrochus typus

1663 ± 33

Cal AD 696–993

C

6.11

K143

Kozujima

K1

18521

34.14110° 139.08083°

6.91

0

Tubastraea coccinea

1568 ± 29

Cal AD 775–1073

C

6.91

K1441

Kozujima

K1

18523

34.14110° 139.08083°

6.61

0.8

Rhizotrochus typus

1503 ± 32

Cal AD 843–1173

C

5.81

K1442

Kozujima

K1

22004

34.14110° 139.08083°

6.61

0

Chama iostoma

1639 ± 33

Cal AD 715–1015

C

6.61

K145

Kozujima

K1

18524

34.14110° 139.08083°

6.51

0.8

Rhizotrochus typus

1537 ± 51

Cal AD 786–1154

C

5.71

K146

Kozujima

K1

18525

34.14110° 139.08083°

6.51

0

Tubastraea coccinea

1779 ± 67

Cal AD 550–940

C

6.51

K211

Kozujima

K2

18526

34.13131° 139.07457°

9.43

0

Tetraclita sp.

1931 ± 33

Cal AD 426–700

D

9.43

K212

Kozujima

K2

22005

34.13131° 139.07457°

9.43

0.4

Cardita leana

2085 ± 29

Cal AD 250–585

D

9.03

K213

Kozujima

K2

22006

34.13131° 139.07457°

9.43

0.8

Lithophaga curta

2035 ± 36

Cal AD 305–641

D

8.63

K214

Kozujima

K2

22007

34.13131° 139.07457°

9.43

0

Tetraclita sp.

1982 ± 25

Cal AD 395–665

D

9.43

K215

Kozujima

K2

22009

34.13131° 139.07457°

9.43

− 0.4

Vermetus tokyoensis

2107 ± 35

Cal AD 218–572

D

9.83

K22

Kozujima

K2

18527

34.13131° 139.07457°

11.43

0.4

Cardita leana

2156 ± 47

Cal AD 142–528

D

11.03

K31

Kozujima

K3

18531

34.12475° 139.07517°

2.09

0.8

Serpulidae sp.

1301 ± 35

Cal AD 1056–1316

B

1.29

K321

Kozujima

K3

18532

34.12475° 139.07517°

2.45

0.4

Cardita leana

1789 ± 40

Cal AD 580–885

C

2.05

K322

Kozujima

K3

22011

34.12475° 139.07517°

2.45

− 0.4

Vermetus tokyoensis

1617 ± 39

Cal AD 726–1034

C

2.85

K323

Kozujima

K3

22012

34.12475° 139.07517°

2.45

0.8

Lithophaga curta

1553 ± 31

Cal AD 783–1100

C

1.65

K33

Kozujima

K3

22013

34.12475° 139.07517°

1.22

0.4

Tetraclita sp.

480 ± 32

Cal AD 1725–1950

A

0.82

K411

Kozujima

K4

18534

34.12462° 139.07516°

0.02

0.8

Serpulidae sp.

− 816 ± 34

Modern

A

− 0.78

K4121

Kozujima

K4

18536

34.12462° 139.07516°

0.32

0.8

Serpulidae sp.

− 923 ± 46

Modern

A

− 0.48

K4122

Kozujima

K4

22014

34.12462° 139.07516°

0.32

0.4

Tetraclita sp.

− 1121 ± 23

Modern

A

0.32

K413

Kozujima

K4

18636

34.12462° 139.07516°

0.62

0.8

Dendropoma planorbis

530 ± 31

Cal AD 1723–1950

A

− 0.18

K421

Kozujima

K4

18637

34.12462° 139.07516°

2.02

0.8

Tetraclitella chinensis

1037 ± 28

Cal AD 1306–1511

B

1.22

K422

Kozujima

K4

18638

34.12462° 139.07516°

3.92

0.8

Serpulidae sp.

1755 ± 28

Cal AD 626–901

C

3.12

GaK-9718*

Shikinejima

1 (S1)

GaK-9718

34.20119° 139.12376°

3.2–3.6

0.8

Tetraclitella chinensi

1980 ± 130

  

2.4–2.8

GaK-9717*

Shikinejima

1 (S1)

GaK-9717

34.20119° 139.12376°

3.0–3.1

0.8

Megabalanus rosa

1830 ± 130

  

2.2–2.3

GaK-9720*

Shikinejima

1 (S1)

GaK-9720

34.20119° 139.12376°

2.6

0.8

Tetraclitella chinensi

1350 ± 100

  

1.8

GaK-9721*

Shikinejima

1 (S1)

GaK-9721

34.20119° 139.12376°

2.6

0.8

Saccostrea kegaki

2540 ± 290

  

1.8

GaK-9719*

Shikinejima

2

GaK-9719

34.19165° 139.13214°

4.2

0.8

Tetraclita japonica

1010 ± 300

  

3.4

GaK-9722*

Shikinejima

3

GaK-9722

34.19184° 139.13223°

3.9–5.1

0.8

Tetraclitella chinensi

1530 ± 100

  

3.1–4.3

  1. *Ota et al. (1983)
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