Citation:

PANGAEA.982881

Name: Foraminifera-bound nitrogen isotope data for ODP Sites 117-730 and 115-714, and bulk sedimentary nitrogen isotope data for Site 117-714
Published: 2025-12-04
License: https://creativecommons.org/licenses/by/4.0/
Keywords: Arabian Sea; Biomarkers; Deoxygenation; Foraminifera; Foraminifera-bound nitrogen isotopes; GDGT; GTS20; I/Ca; Mg/Ca; Miocene; Miocene Climate Optimum; Mn/Ca; Oxygen deficient zones; Oxygen minimum zone; Planktonic foraminifera

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Published: 2025-12-04 • DOI registered: 2025-12-04

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Keyword(s):

Arabian Sea; Biomarkers; Deoxygenation; Foraminifera; Foraminifera-bound nitrogen isotopes; GDGT; GTS20; I/Ca; Mg/Ca; Miocene; Miocene Climate Optimum; Mn/Ca; Oxygen deficient zones; Oxygen minimum zone; Planktonic foraminifera

Project(s):

Ocean Drilling Program (ODP)

Funding:

National Science Foundation (NSF), grant/award no. OCE-2303513

Swiss National Science Foundation (SNF), grant/award no. P2EZP2_200000

Coverage:

Median Latitude: 11.395700 * Median Longitude: 65.739350 * South-bound Latitude: 5.060000 * West-bound Longitude: 57.692000 * North-bound Latitude: 17.731400 * East-bound Longitude: 73.786700

Date/Time Start: 1987-06-23T03:55:00 * Date/Time End: 1987-09-30T16:30:00

Minimum DEPTH, sediment/rock: 0.14 m * Maximum DEPTH, sediment/rock: 356.01 m

Event(s):

115-714A * Latitude: 5.060000 * Longitude: 73.786700 * Date/Time Start: 1987-06-23T03:55:00 * Date/Time End: 1987-06-24T04:15:00 * Elevation: -2041.0 m * Penetration: 233 m * Recovery: 194.63 m * Location: Lakshadweep Sea * Campaign: * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 25 cores; 233 m cored; 0 m drilled; 83.5 % recovery

117-730A * Latitude: 17.731400 * Longitude: 57.692000 * Date/Time Start: 1987-09-29T05:45:00 * Date/Time End: 1987-09-30T16:30:00 * Elevation: -1076.0 m * Penetration: 403.9 m * Recovery: 323.66 m * Location: Arabian Sea * Campaign: * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 42 cores; 403.9 m cored; 0 m drilled; 80.1 % recovery

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Method/Device	Comment
1	Event label	Event		Auderset, Alexandra
2	Sample code/label	Sample label		Auderset, Alexandra	DSDP/ODP/IODP sample designation
3	DEPTH, sediment/rock	Depth sed	m	Auderset, Alexandra	IODP Depth Scale Terminology	Geocode – Average depth CSF-A
4	Depth, sediment/rock, top/minimum	Depth sed top	m	Auderset, Alexandra	IODP Depth Scale Terminology	Top depth CSF-A
5	Depth, sediment/rock, bottom/maximum	Depth sed bot	m	Auderset, Alexandra	IODP Depth Scale Terminology	Bottom depth CSF-A
6	Age, mean	Age mean	Ma	Auderset, Alexandra
7	Age, minimum/young	Age min	Ma	Auderset, Alexandra	Confidence 5%
8	Age, maximum/old	Age max	Ma	Auderset, Alexandra	Confidence 95%
9	Trilobatus sacculifer, δ15N	T. sacculifer δ15N	‰ air	Auderset, Alexandra
10	Nitrogen in calcite	N	nmol/mg	Auderset, Alexandra		T. sacculifer
11	Dentoglobigerina altispira, δ15N	D. altispira δ15N	‰ air	Auderset, Alexandra
12	Nitrogen in calcite	N	nmol/mg	Auderset, Alexandra		D. altispira
13	Globorotalia menardii, δ15N	G. menardii δ15N	‰ air	Auderset, Alexandra
14	Nitrogen in calcite	N	nmol/mg	Auderset, Alexandra		G. menardii
15	Paragloborotalia mayeri, δ15N	P. mayeri δ15N	‰ air	Auderset, Alexandra
16	Nitrogen in calcite	N	nmol/mg	Auderset, Alexandra		P. mayeri
17	δ15N, foraminifera-bound organic matter	δ15N FB	‰ air	Auderset, Alexandra
18	Nitrogen in calcite	N	nmol/mg	Auderset, Alexandra		mixed foraminifera
19	δ15N, bulk sediment	δ15N bulk	‰ air	Auderset, Alexandra

License:

Creative Commons Attribution 4.0 International (CC-BY-4.0)

Status:

Curation Level: Enhanced curation (CurationLevelC)

Size:

830 data points

Data

Download dataset as tab-delimited text — use the following character encoding:

1 Event	2 Sample label (DSDP/ODP/IODP sample designation)	3 Depth sed [m] (Average depth CSF-A, IODP Dep...)	4 Depth sed top [m] (Top depth CSF-A, IODP Depth S...)	5 Depth sed bot [m] (Bottom depth CSF-A, IODP Dept...)	6 Age mean [Ma]	7 Age min [Ma] (Confidence 5%)	8 Age max [Ma] (Confidence 95%)	9 T. sacculifer δ15N [‰ air]	10 N [nmol/mg] (T. sacculifer)	11 D. altispira δ15N [‰ air]	12 N [nmol/mg] (D. altispira)	13 G. menardii δ15N [‰ air]	14 N [nmol/mg] (G. menardii)	15 P. mayeri δ15N [‰ air]	16 N [nmol/mg] (P. mayeri)	17 δ15N FB [‰ air]	18 N [nmol/mg] (mixed foraminifera)	19 δ15N bulk [‰ air]
115-714A	115-714A-1H-1W,15-18	0.17	0.15	0.18	0.00			8.36	4.26
115-714A	115-714A-2H-1W,80-82	3.61	3.60	3.62	0.09			7.14	4.01
115-714A	115-714A-2H-3W,145-147	7.26	7.25	7.27	0.17			9.19	4.38
115-714A	115-714A-2H-6W,60-62	10.91	10.90	10.92	0.26			8.98	4.31
115-714A	115-714A-3H-2W,70-72	14.61	14.60	14.62	0.35			8.52	4.10
115-714A	115-714A-4H-2W,10-12	22.29	22.28	22.30	8.57	8.38	9.11	7.36	3.72			8.46	3.02					5.17
115-714A	115-714A-4H-4W,50-52	25.64	25.63	25.65	8.68	8.44	9.32	7.28	3.79			9.52	3.24
115-714A	115-714A-4H-7W,10-12	29.74	29.73	29.75	8.86	8.52	9.60	7.68	3.63			8.79	3.05
115-714A	115-714A-5H-1W,130-132	33.01	33.00	33.02	8.97	8.57	9.80	7.13	3.73			8.85	3.28					5.08
115-714A	115-714A-5H-4W,50-52	36.71	36.70	36.72	9.04	8.66	9.94	7.36	3.68			8.51	3.28
115-714A	115-714A-5H-6W,100-102	40.21	40.20	40.22	9.16	8.74	10.09	7.69	3.90			9.88	3.51
115-714A	115-714A-6H-2W,90-92	43.81	43.80	43.82	9.39	8.91	10.22					8.49	3.34					5.41
115-714A	115-714A-6H-5W,10-12	47.51	47.50	47.52	9.62	9.08	10.35	6.89	3.85
115-714A	115-714A-7H-1W,40-42	51.41	51.40	51.42	9.88	9.29	10.48	7.43	3.57
115-714A	115-714A-7H-3W,110-112	55.11	55.10	55.12	10.20	9.57	10.67	7.03	3.86									5.50
115-714A	115-714A-7H-6W,10-12	58.61	58.60	58.62	10.59	9.81	10.93	6.81	4.04
115-714A	115-714A-8H-2W,10-12	62.21	62.20	62.22	10.93	10.23	11.29	7.18	4.01
115-714A	115-714A-8H-4W,100-102	66.11	66.10	66.12	11.28	10.70	11.63	6.65	4.16									5.05
115-714A	115-714A-9H-3W,10-12	73.31	73.30	73.32	11.90	11.34	12.21	6.35	3.94					7.66	3.91			4.67
115-714A	115-714A-10H-1W,100-102	80.81	80.80	80.82	12.48	11.78	13.08	6.69	4.02					7.66	4.00
115-714A	115-714A-10H-4W,20-22	84.51	84.50	84.52	12.80	11.97	13.39	6.14	4.03					7.93	3.84
115-714A	115-714A-10H-6W,80-82	88.11	88.10	88.12	13.27	12.10	13.65	5.03	3.21					6.10	3.50			4.04
115-714A	115-714A-11H-2W,100-102	92.01	92.00	92.02	13.45	12.33	13.90	5.43	3.23					6.26	3.49
115-714A	115-714A-11H-4W,140-142	95.41	95.40	95.42	13.61	12.54	14.13	5.67	3.04					5.50	3.59
115-714A	115-714A-12H-1W,50-52	99.61	99.60	99.62	13.79	12.78	14.39	5.17	3.04					6.51	3.30			3.60
115-714A	115-714A-12H-3W,90-92	103.01	103.00	103.02	13.94	12.97	14.57	5.94	3.08					6.07	3.20
115-714A	115-714A-12H-5W,100-102	106.11	106.10	106.12	14.06	13.14	14.75	4.73	2.81					6.05	3.05
115-714A	115-714A-13H-1W,100-102	109.71	109.70	109.72	14.21	13.39	14.95	5.13	2.70									4.19
115-714A	115-714A-13H-4W,15-17	113.36	113.35	113.37	14.37	13.70	15.14	5.34	2.96					5.83	3.11
115-714A	115-714A-13H-6W,140-142	117.61	117.60	117.62	14.57	14.08	15.36	4.98	2.72
115-714A	115-714A-14X-2W,70-72	120.61	120.60	120.62	14.71	14.34	15.51	5.28	2.89									3.85
115-714A	115-714A-14X-5W,100-102	120.61	120.60	120.62	15.11	14.71	15.76	5.54	2.83					6.36	3.16
115-714A	115-714A-15X-2W,29-31	128.60	128.59	128.61	15.68	14.94	15.97	5.90	2.96
115-714A	115-714A-15X-3W,140-142	131.21	131.20	131.22	15.82	15.11	16.18	5.16	3.00									3.93
115-714A	115-714A-16X-3W,10-12	139.51	139.50	139.52	16.23	15.69	16.80	4.76	2.83
115-714A	115-714A-16X-5W,70-72	143.11	143.10	143.12	16.42	16.04	16.97	5.49	3.11									3.90
115-714A	115-714A-17X-4W,100-102	151.61	151.60	151.62	17.03	16.68	17.34	5.08	3.14
115-714A	115-714A-18X-2W,70-72	157.91	157.90	157.92	17.48	17.21	17.76	6.51	2.87					7.48	3.13			3.64
115-714A	115-714A-18X-4W,100-102	161.21	161.20	161.22	17.66	17.50	18.15	4.06	3.20
115-714A	115-714A-19X-3W,30-32	168.61	168.60	168.62	18.64	18.20	19.35	4.96	3.52
115-714A	115-714A-19X-5W,72-74	172.03	172.02	172.04	19.10	18.57	19.58	6.43	3.40
115-714A	115-714A-20X-1W,120-122	176.21	176.20	176.22	19.50	18.94	20.02	7.04	3.01
115-714A	115-714A-20X-4W,10-12	179.61	179.60	179.62	19.79	19.21	20.26	5.89	3.50									3.97
117-730A	117-730A-1H-1W,13-15	0.14	0.13	0.15	0.00			9.70	4.09
117-730A	117-730A-1H-4W,40-42	4.91	4.90	4.92	0.17			5.38	2.91
117-730A	117-730A-2H-1W,40-42	8.71	8.70	8.72	0.29			9.60	4.01
117-730A	117-730A-2X-4W,40-42	13.21	13.20	13.22	0.45			9.93	4.70
117-730A	117-730A-3X-1W,40-42	18.21	18.20	18.22	0.62
117-730A	117-730A-3X-5W,40-42	24.21	24.20	24.22	9.50
117-730A	117-730A-3X-CCW,20-22	27.53	27.52	27.54	9.54
117-730A	117-730A-4X-4W,40-42	32.21	32.20	32.22	9.60											8.22	4.70
117-730A	117-730A-5X-4W,40-42	41.71	41.70	41.72	9.71	9.62	9.89
117-730A	117-730A-6X-4W,40-42	51.21	51.20	51.22	9.82	9.63	10.17
117-730A	117-730A-7X-4W,40-42	60.71	60.70	60.72	9.92	9.64	10.35
117-730A	117-730A-8X-4W,40-42	70.41	70.40	70.42	10.02	9.66	10.51
117-730A	117-730A-9X-1W,40-42	75.61	75.60	75.62	10.07	9.67	10.60
117-730A	117-730A-10X-1W,40-42	85.31	85.30	85.32	10.32	9.86	10.81
117-730A	117-730A-11X-1W,40-42	95.01	95.00	95.02	10.53	10.12	10.99
117-730A	117-730A-11X-5W,40-42	101.01	101.00	101.02	10.64	10.36	11.10
117-730A	117-730A-12X-2W,40-42	106.11	106.10	106.12	10.74	10.50	11.20
117-730A	117-730A-12X-6W,40-42	112.11	112.10	112.12	10.84	10.59	11.32
117-730A	117-730A-13X-3W,40-42	117.31	117.30	117.32	10.94	10.63	11.41
117-730A	117-730A-14X-4W,40-42	128.41	128.40	128.42	11.12	10.72	11.55
117-730A	117-730A-14X-CCW,20-22	133.09	133.08	133.10	11.20	10.75	11.59
117-730A	117-730A-15X-4W,40-42	138.11	138.10	138.12	11.28	10.79	11.64
117-730A	117-730A-16X-4W,40-42	147.81	147.80	147.82	11.45	10.87	11.74									9.77	4.11
117-730A	117-730A-16X-CCW,20-22	152.43	152.42	152.44	11.53	10.90	11.79
117-730A	117-730A-18X-1W,40-42	162.61	162.60	162.62	11.68	10.98	11.93									9.32	3.90
117-730A	117-730A-18X-5W,40-42	168.61	168.60	168.62	11.71	11.03	12.10
117-730A	117-730A-19X-1W,40-42	172.31	172.30	172.32	11.72	11.07	12.16
117-730A	117-730A-19X-5W,40-42	178.31	178.30	178.32	11.75	11.13	12.25
117-730A	117-730A-20X-1W,40-42	182.01	182.00	182.02	11.77	11.18	12.31
117-730A	117-730A-20X-5W,40-42	188.01	188.00	188.02	11.79	11.27	12.41	7.29	3.87					9.39	3.82
117-730A	117-730A-21X-2W,40-42	193.11	193.10	193.12	11.82	11.34	12.50	7.85	3.99					9.09	4.10
117-730A	117-730A-21X-6W,40-42	199.11	199.10	199.12	11.84	11.44	12.60
117-730A	117-730A-22X-2W,40-42	202.81	202.80	202.82	11.86	11.50	12.66	8.08	3.78					7.35	3.72
117-730A	117-730A-22X-6W,40-42	208.81	208.80	208.82	11.89	11.59	12.76
117-730A	117-730A-23X-2W,40-42	212.51	212.50	212.52	11.90	11.65	12.82	5.93	3.73	8.21	4.99			6.33	4.00
117-730A	117-730A-23X-6W,40-42	218.51	218.50	218.52	11.93	11.74	12.91	5.84	3.36	6.91	4.96			5.29	3.98
117-730A	117-730A-24X-2W,40-42	222.11	222.10	222.12	11.95	11.79	12.96	6.30	3.63					7.54	3.79
117-730A	117-730A-24X-6W,40-42	228.11	228.10	228.12	12.02	11.87	13.03
117-730A	117-730A-25X-2W,40-42	231.81	231.80	231.82	12.16	11.94	13.09	4.59	3.62	6.11	4.47			6.87	4.10
117-730A	117-730A-25X-6W,40-42	237.81	237.80	237.82	12.41	12.05	13.35	5.19	3.56	6.94	6.19			6.31	3.81
117-730A	117-730A-26X-2W,40-42	241.51	241.50	241.52	12.56	12.11	13.59	4.65	3.84	6.18	4.90			7.15	3.79
117-730A	117-730A-26X-CCW,10-12	246.74	246.73	246.75	12.77	12.20	13.89	5.80	3.76	7.18	4.72			6.61	3.85
117-730A	117-730A-27X-4W,40-42	254.11	254.10	254.12	13.05	12.32	14.38	4.84	3.58	6.47	4.92			6.64	4.16
117-730A	117-730A-28X-3W,40-42	262.31	262.30	262.32	13.23	12.48	14.47	5.78	3.25	6.33	4.99			7.15	4.35
117-730A	117-730A-29X-2W,40-42	270.51	270.50	270.52	13.42	12.74	14.57	6.00	3.40	7.11	4.59			6.54	3.36
117-730A	117-730A-29X-CCW,10-12	275.45	275.44	275.46	13.54	12.96	14.64	7.50	3.48					7.10	3.52
117-730A	117-730A-30X-4W,40-42	283.11	283.10	283.12	13.73	13.33	14.75	5.44	4.08					6.37	3.80
117-730A	117-730A-31X-1W,40-42	288.31	288.30	288.32	13.86	13.58	14.82	6.97	4.10	7.87	5.28			9.43	3.79
117-730A	117-730A-31X-5W,40-42	294.31	294.30	294.32	14.11	13.72	14.91	6.18	3.61	7.00	4.89			7.36	3.58
117-730A	117-730A-32X-1W,40-42	298.01	298.00	298.02	14.26	13.79	14.96	5.82	3.90					5.91	3.85
117-730A	117-730A-33X-3W,40-42	310.61	310.60	310.62	14.72	14.05	15.16			6.65	4.64			7.57	4.19
117-730A	117-730A-34X-1W,40-42	317.31	317.30	317.32	14.88	14.19	15.29	5.91	3.56	7.58	4.66			7.08	3.36
117-730A	117-730A-35X-2W,8-10	328.19	328.18	328.20	15.12	14.45	15.52	6.26	3.50					7.67	3.89
117-730A	117-730A-37X-1W,40-42	346.31	346.30	346.32	15.51	15.06	15.85	6.30	3.42	6.75	4.34			7.23	3.45
117-730A	117-730A-38X-1W,40-42	356.01	356.00	356.02	15.73	15.31	15.98	7.71	2.71					7.12	2.95