Citation:

PANGAEA.932590

Name: Diatom abundance and biogenic silica of IODP Site 341-U1419
Published: 2021-06-11
License: https://creativecommons.org/licenses/by/4.0/
Keywords: Alaska; Alkenones; biogenic silica; Calcium Carbonate; diatoms; Glacial-Interglacial; high latitude; Holocene; icebergs; IP25; Last Glacial Maximum; Late Quaternary; Meltwater; nannofossils; North Pacific; opal; Pleistocene; TOC

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Keyword(s):

Alaska; Alkenones; biogenic silica; Calcium Carbonate; diatoms; Glacial-Interglacial; high latitude; Holocene; icebergs; IP25; Last Glacial Maximum; Late Quaternary; Meltwater; nannofossils; North Pacific; opal; Pleistocene; TOC

Related to:

Romero, Oscar E; LeVay, Leah J; McClymont, Erin L; Müller, Juliane; Cowan, Ellen A (2022): Orbital and Suborbital‐Scale Variations of Productivity and Sea Surface Conditions in the Gulf of Alaska During the Past 54,000 Years: Impact of Iron Fertilization by Icebergs and Meltwater. Paleoceanography and Paleoclimatology, 37(1), e2021PA004385, https://doi.org/10.1029/2021PA004385

Project(s):

Integrated Ocean Drilling Program / International Ocean Discovery Program (IODP)

Coverage:

Median Latitude: 59.532100 * Median Longitude: -144.133825 * South-bound Latitude: 59.532000 * West-bound Longitude: -144.134200 * North-bound Latitude: 59.532200 * East-bound Longitude: -144.133500

Minimum DEPTH, sediment/rock: 1.700 m * Maximum DEPTH, sediment/rock: 54.706 m

Event(s):

341-U1419B * Latitude: 59.532200 * Longitude: -144.133500 * Elevation: -698.3 m * Penetration: 114 m * Recovery: 99.05 m * Campaign: (Southern Alaska Margin: Tectonics, Climate and Sedimentation) * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 18 cores, 1 m drilled, 87.7% recovery

341-U1419C * Latitude: 59.532000 * Longitude: -144.133500 * Elevation: -697.0 m * Penetration: 109.1 m * Recovery: 100.37 m * Campaign: (Southern Alaska Margin: Tectonics, Climate and Sedimentation) * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 19 cores, 2 m drilled, 93.7% recovery

341-U1419D * Latitude: 59.532000 * Longitude: -144.134200 * Elevation: -698.7 m * Penetration: 114.2 m * Recovery: 105.1 m * Campaign: (Southern Alaska Margin: Tectonics, Climate and Sedimentation) * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 20 cores, 10.5 m drilled, 101.4% recovery

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Comment
1	Event label	Event		Romero, Oscar E
2	Sample code/label	Sample label		Romero, Oscar E
3	DEPTH, sediment/rock	Depth sed	m	Romero, Oscar E	Geocode – CCSF-A
4	AGE	Age	ka BP	Romero, Oscar E	Geocode
5	Diatoms	Diatoms	#/g	Romero, Oscar E
6	Opal, biogenic silica	bSiO2	%	Romero, Oscar E

License:

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

Status:

Curation Level: Enhanced curation (CurationLevelC)

Size:

297 data points

Data

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

1 Event	2 Sample label	3 Depth sed [m]	4 Age [ka BP]	5 Diatoms [#/g]	6 bSiO2 [%]
341-U1419B	341-U1419B-1H-2	1.700	2.640	677432	2.01
341-U1419B	341-U1419B-1H-2	2.100	3.270	530967	1.62
341-U1419B	341-U1419B-1H-2	2.500	3.910	401120	2.19
341-U1419B	341-U1419B-1H-2	2.890	4.550	31402	1.65
341-U1419B	341-U1419B-1H-3	3.300	5.250	59496	1.72
341-U1419B	341-U1419B-1H-3	3.700	5.930	243452	3.25
341-U1419B	341-U1419B-1H-3	4.100	6.610	163849	2.46
341-U1419B	341-U1419B-1H-3	4.490	7.650		2.25
341-U1419B	341-U1419B-1H-4	4.900	8.770	14536	1.91
341-U1419B	341-U1419B-1H-4	5.300	9.870	24346
341-U1419B	341-U1419B-1H-4	5.700	11.450	1199350	5.11
341-U1419B	341-U1419B-1H-5	6.100	13.010	183629	2.98
341-U1419B	341-U1419B-1H-5	6.500	14.495	0
341-U1419B	341-U1419B-1H-5	6.910	14.630	11675	1.76
341-U1419D	341-U1419D-2H-2	7.338	14.780	57690
341-U1419D	341-U1419D-2H-2	7.738	14.860	52817	0.99
341-U1419D	341-U1419D-2H-2	8.138	14.930	11365
341-U1419D	341-U1419D-2H-2	8.538	14.960	24139
341-U1419D	341-U1419D-2H-3	8.938	14.980	38856	0.48
341-U1419D	341-U1419D-2H-3	9.338	15.010	10240
341-U1419D	341-U1419D-2H-3	9.738	15.030	4109
341-U1419D	341-U1419D-2H-3	10.138	15.050	7734
341-U1419D	341-U1419D-2H-4	10.538	15.110	16313
341-U1419D	341-U1419D-2H-4	10.938	15.250	2243	0.23
341-U1419D	341-U1419D-2H-4	11.338	15.390	10935
341-U1419D	341-U1419D-2H-4	11.728	15.490	2365
341-U1419D	341-U1419D-2H-5	12.138	15.500	4705
341-U1419D	341-U1419D-2H-5	12.538	15.500	20869
341-U1419D	341-U1419D-2H-5	12.938	15.500	8802
341-U1419D	341-U1419D-2H-6	13.338	15.510	13873
341-U1419D	341-U1419D-2H-6	13.738	15.510	6907
341-U1419D	341-U1419D-2H-6	14.138	15.520	7036
341-U1419E	341-U1419E-2H-4	14.499	15.520	5781
341-U1419E	341-U1419E-2H-4	14.899	15.520	2484
341-U1419E	341-U1419E-2H-4	15.299	15.550	0
341-U1419E	341-U1419E-2H-5	15.699	15.590	2800
341-U1419E	341-U1419E-2H-5	16.099	15.640	5426
341-U1419E	341-U1419E-2H-5	16.499	15.690	8036	0.34
341-U1419E	341-U1419E-2H-5	16.899	15.730	10574
341-U1419E	341-U1419E-2H-6	17.299	15.780	2754
341-U1419E	341-U1419E-2H-6	17.699	15.920	47099
341-U1419E	341-U1419E-2H-6	18.099	16.090	2740
341-U1419E	341-U1419E-2H-6	18.479	16.290	0
341-U1419D	341-U1419D-3H-2	18.795	16.480	0
341-U1419D	341-U1419D-3H-2	19.105	16.660	0
341-U1419D	341-U1419D-3H-3	19.505	16.960	0
341-U1419D	341-U1419D-3H-3	19.995	17.280	376238	1.98
341-U1419D	341-U1419D-3H-3	20.395	17.540	0
341-U1419D	341-U1419D-3H-3	20.795	17.770	965442	4.50
341-U1419D	341-U1419D-3H-4	21.205	17.810	281492	2.36
341-U1419D	341-U1419D-3H-4	21.605	17.850	357310	2.98
341-U1419D	341-U1419D-3H-4	22.005	17.890	127514	1.34
341-U1419D	341-U1419D-3H-5	22.465	18.000	340754	3.45
341-U1419D	341-U1419D-3H-5	22.865	18.160	8085	0.27
341-U1419D	341-U1419D-3H-5	23.265	18.320	0
341-U1419D	341-U1419D-3H-5	23.665	18.480	70025	0.98
341-U1419D	341-U1419D-3H-6	24.005	18.600	37135	0.68
341-U1419D	341-U1419D-3H-6	24.405	18.650	3286
341-U1419D	341-U1419D-3H-6	24.805	18.700	2495
341-U1419E	341-U1419E-3H-4	24.945	18.750	11231	1.02
341-U1419E	341-U1419E-3H-4	25.345	18.890	67637
341-U1419E	341-U1419E-3H-4	25.745	18.930	8099
341-U1419E	341-U1419E-3H-5	26.195	18.980	16411	0.12
341-U1419E	341-U1419E-3H-5	26.595	19.040	7332
341-U1419E	341-U1419E-3H-6	27.455	19.620	1010312	4.56
341-U1419E	341-U1419E-3H-6	27.855	19.940	11017
341-U1419E	341-U1419E-3H-6	28.255	20.250	18563	0.74
341-U1419E	341-U1419E-3H-6	28.655	20.570	10068
341-U1419E	341-U1419E-3H-7	29.515	21.230	17200	1.57
341-U1419D	341-U1419D-4H-2	29.886	21.480	2435
341-U1419D	341-U1419D-4H-2	30.286	21.680	11387
341-U1419D	341-U1419D-4H-2	30.586	21.730	31528	0.87
341-U1419D	341-U1419D-4H-2	30.986	21.790	5176
341-U1419D	341-U1419D-4H-3	31.436	21.860	0
341-U1419D	341-U1419D-4H-3	31.836	21.920	0
341-U1419D	341-U1419D-4H-3	32.236	21.990	4596
341-U1419D	341-U1419D-4H-4	32.696	21.930	2181
341-U1419D	341-U1419D-4H-4	33.096	22.030	0
341-U1419D	341-U1419D-4H-4	33.496	22.130	0
341-U1419D	341-U1419D-4H-4	33.896	22.220	0
341-U1419D	341-U1419D-4H-5	34.366	22.340	0
341-U1419D	341-U1419D-4H-5	34.766	22.440	0
341-U1419B	341-U1419B-4H-3	35.115	22.490	0
341-U1419B	341-U1419B-4H-3	35.515	22.330	0
341-U1419B	341-U1419B-4H-3	35.915	22.200	0
341-U1419B	341-U1419B-4H-3	36.315	22.320	0	0.34
341-U1419B	341-U1419B-4H-4	36.755	22.460	2858	1.08
341-U1419B	341-U1419B-4H-4	37.155	22.580	0	1.73
341-U1419B	341-U1419B-4H-4	37.555	22.710	0
341-U1419B	341-U1419B-4H-5	38.015	22.850	0	1.19
341-U1419B	341-U1419B-4H-5	38.415	22.970	0
341-U1419B	341-U1419B-4H-5	38.815	23.100	8272	0.65
341-U1419B	341-U1419B-4H-5	39.215	23.280	0
341-U1419B	341-U1419B-4H-6	39.685	23.490	5982	1.18
341-U1419B	341-U1419B-4H-6	40.085	23.670	0
341-U1419B	341-U1419B-4H-6	40.485	24.180	0
341-U1419D	341-U1419D-5H-2	41.380	24.710	2475
341-U1419D	341-U1419D-5H-2	41.780	24.940	0
341-U1419D	341-U1419D-5H-2	42.180	25.240	0
341-U1419D	341-U1419D-5H-3	42.610	25.470	57684	1.23
341-U1419D	341-U1419D-5H-3	43.010	25.640	10563
341-U1419D	341-U1419D-5H-3	43.410	25.800	7416
341-U1419D	341-U1419D-5H-3	43.810	25.970	2010
341-U1419D	341-U1419D-5H-4	44.270	26.120	9727
341-U1419D	341-U1419D-5H-4	44.670	26.200	2112
341-U1419D	341-U1419D-5H-4	45.070	26.290	2559
341-U1419D	341-U1419D-5H-5	45.560	26.400	0
341-U1419D	341-U1419D-5H-5	45.960	26.490	0
341-U1419D	341-U1419D-5H-5	46.360	26.580	4390	0.34
341-U1419D	341-U1419D-5H-5	46.760	26.670	0
341-U1419D	341-U1419D-5H-6	47.260	26.780	0
341-U1419C	341-U1419C-6H-2	47.677	26.870	0
341-U1419C	341-U1419C-6H-2	48.076	26.960	0
341-U1419C	341-U1419C-6H-2	48.476	27.050	0
341-U1419C	341-U1419C-6H-3	48.896	27.140	0
341-U1419C	341-U1419C-6H-3	49.296	27.230	0
341-U1419C	341-U1419C-6H-3	49.696	27.310	0
341-U1419C	341-U1419C-6H-4	50.146	27.410	4301
341-U1419C	341-U1419C-6H-4	50.546	27.500	0
341-U1419C	341-U1419C-6H-4	50.946	27.590	0
341-U1419C	341-U1419C-6H-4	51.346	27.680	0
341-U1419C	341-U1419C-6H-5	51.786	27.780	0
341-U1419C	341-U1419C-6H-5	52.186	27.820	0
341-U1419C	341-U1419C-6H-5	52.586	27.820	0
341-U1419C	341-U1419C-6H-6	53.046	27.830	0
341-U1419C	341-U1419C-6H-6	53.446	27.840	0
341-U1419C	341-U1419C-6H-6	53.846	27.850	4581	0.75
341-U1419C	341-U1419C-6H-6	54.246	27.860	0
341-U1419C	341-U1419C-6H-7	54.706	27.870	0