Citation:

PANGAEA.979973

Name: Phosphorus fractions of sediment core LVC18_S1 from Lake Victoria, Eastern Africa
Published: 2025-03-31
License: https://creativecommons.org/licenses/by/4.0/
Keywords: East Africa; Lake Victoria; Paleolimnology; Pigments; XRF

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Published: 2025-03-31 • DOI registered: 2025-04-29

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Keyword(s):

East Africa; Lake Victoria; Paleolimnology; Pigments; XRF

Related to:

Wienhues, Giulia; Lami, Andrea; Bernasconi, Stefano M; Jaggi, Madalina; Morlock, Marina A; Vogel, Hendrik; Cohen, Andrew S; Courtney Mustaphi, Colin J; Heiri, Oliver; King, Leighton; Kishe, Mary A; Misra, Pavani; Muschick, Moritz; Ngoepe, Nare; Matthews, Blake; Seehausen, Ole; Temoltzin-Loranca, Yunuen; Tinner, Willy; Grosjean, Martin (2024): Latest Pleistocene and Holocene primary producer communities and hydroclimate in Lake Victoria, eastern Africa. Quaternary Science Reviews, 330, 108599, https://doi.org/10.1016/j.quascirev.2024.108599

Further details:

Temoltzin-Loranca, Yunuen; Gobet, Erika; Vannière, Boris; van Leeuwen, Jacqueline F N; Wienhues, Giulia; Szidat, Sönke; Courtney-Mustaphi, Colin J; Kishe, Mary; Muschick, Moritz; Seehausen, Ole; Grosjean, Martin; Tinner, Willy (2023): A chronologically reliable record of 17,000 years of biomass burning in the Lake Victoria area. Quaternary Science Reviews, 301, 107915, https://doi.org/10.1016/j.quascirev.2022.107915

Wienhues, Giulia; Temoltzin-Loranca, Yunuen; Vogel, Hendrik; Morlock, Marina A; Cohen, Andrew S; Anselmetti, Flavio S; Bernasconi, Stefano M; Jaggi, Madalina; Tylmann, Wojciech; Kishe, Mary A; King, Leighton; Ngoepe, Nare; Courtney-Mustaphi, Colin J; Muschick, Moritz; Matthews, Blake; Mwaiko, Salome; Seehausen, Ole; Tinner, Willy; Grosjean, Martin (2024): From desiccation to wetlands and outflow: Rapid re-filling of Lake Victoria during the Latest Pleistocene 14–13 ka. Journal of Great Lakes Research, 50(3), 102246, https://doi.org/10.1016/j.jglr.2023.102246

Funding:

Swiss National Science Foundation (SNF), grant/award no. CRSII5_183566: 20,000 years of evolution and ecosystem dynamics in the world's largest tropical lake reconstructed from sediment cores, fossils and ancient DNA

Coverage:

Latitude: -1.116317 * Longitude: 33.913517

Minimum DEPTH, sediment/rock: 0.020 m * Maximum DEPTH, sediment/rock: 7.122 m

Event(s):

LVC18_S1 * Latitude: -1.116317 * Longitude: 33.913517 * Lake water depth: 37.6 m * Location: Lake Victoria, East Africa * Method/Device: Sediment corer (SEDCO) * Comment: cored in Oct. 2018

Comment:

Percentages are calculated from the sum (OP+IP) and sum (NAIP+AP).

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Method/Device	Comment
1	Core section label	Sec label		Wienhues, Giulia
2	Depth, top/min	Depth top	m	Wienhues, Giulia		depth master
3	Depth, bottom/max	Depth bot	m	Wienhues, Giulia		depth master
4	DEPTH, sediment/rock	Depth sed	m	Wienhues, Giulia		Geocode – depth master midpoint
5	AGE	Age	ka BP	Wienhues, Giulia		Geocode – cal ka BP
6	Width	w	cm	Wienhues, Giulia		sample
7	Sample code/label	Sample label		Wienhues, Giulia
8	Non apatite phosphorus, inorganic, per unit sediment dry mass	NAIP n sed	µg/g	Wienhues, Giulia	Photometric measurement with malachite green
9	Apatite phosphorus, per unit sediment dry mass	AP n sed	µg/g	Wienhues, Giulia	Photometric measurement with malachite green
10	Refractory phosphorus fraction, per unit sediment dry mass	RP n sed	µg/g	Wienhues, Giulia	Photometric measurement with malachite green
11	Phosphorus, inorganic, per unit sediment dry mass	IP n sed	µg/g	Wienhues, Giulia	Photometric measurement with malachite green
12	Phosphorus, organic, per unit sediment dry mass	OP n sed	µg/g	Wienhues, Giulia	Photometric measurement with malachite green
13	Phosphorus, total, per unit sediment dry mass	TP	µg/g	Wienhues, Giulia	Photometric measurement with malachite green
14	Sum of phosphorus, organic and phosphorus, inorganic, per unit sediment dry mass	OP+IP	µg/g	Wienhues, Giulia	Photometric measurement with malachite green
15	Sum of non apatite inorganic phosphorus and apatite phosphorus, per unit sediment dry mass	NAIP+AP	µg/g	Wienhues, Giulia	Photometric measurement with malachite green
16	Non apatite phosphorus	NAIP	%	Wienhues, Giulia	Calculated
17	Apatite phosphorus	AP	%	Wienhues, Giulia	Calculated
18	Phosphorus, inorganic	IP	%	Wienhues, Giulia	Calculated
19	Phosphorus, organic	P org	%	Wienhues, Giulia	Calculated

License:

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

Status:

Curation Level: Enhanced curation (CurationLevelC)

Size:

612 data points

Data

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

1 Sec label	2 Depth top [m]	3 Depth bot [m]	4 Depth sed [m]	5 Age [ka BP]	6 w [cm]	7 Sample label	8 NAIP n sed [µg/g]	9 AP n sed [µg/g]	10 RP n sed [µg/g]	11 IP n sed [µg/g]	12 OP n sed [µg/g]	13 TP [µg/g]	14 OP+IP [µg/g]	15 NAIP+AP [µg/g]	16 NAIP [%]	17 AP [%]	18 IP [%]	19 P org [%]
LVC18_1B_1_B	0.010	0.030	0.020	-0.0650	2	LVC18_1B_1_B_1-3	486.18	215.91	159.16	719.44	548.38	1158.84	1267.81	702.09	69.25	30.75	56.75	43.25
LVC18_1B_1_B	0.190	0.210	0.200	-0.0100	2	LVC18_1B_1_B_19-21	1444.26	389.51	146.07	2903.37	414.68	3208.07	3318.05	1833.78	78.76	21.24	87.50	12.50
LVC18_1B_1_B	0.390	0.410	0.400	0.1470	2	LVC18_1B_1_B_39-41	2453.31	509.52	98.31	546.09	354.73	5834.01	900.82	2962.83	82.80	17.20	60.62	39.38
LVC18_1B_1_B	0.590	0.610	0.600	0.3940	2	LVC18_1B_1_B_59-61	689.97	285.81	126.49	970.23	246.98	974.90	1217.21	975.79	70.71	29.29	79.71	20.29
LVC18_1B_2_B	0.780	0.800	0.790	0.6350	2	LVC18_1B_2_B_5-7	345.06	233.50	112.40	606.42	186.17	574.52	792.58	578.56	59.64	40.36	76.51	23.49
LVC18_1B_2_B	0.980	1.000	0.990	0.8940	2	LVC18_1B_2_B_25-27	593.75	272.45	113.48	886.70	209.64	1115.41	1096.34	866.21	68.55	31.45	80.88	19.12
LVC18_1B_2_B	1.180	1.200	1.190	1.1440	2	LVC18_1B_2_B_45-47	452.67	226.60	549.20	719.85	211.56	874.12	931.41	679.27	66.64	33.36	77.29	22.71
LVC18_1B_2_B	1.380	1.400	1.390	1.3860	2	LVC18_1B_2_B_65-67	198.85	183.33	101.51	460.32	158.35	613.39	618.67	382.18	52.03	47.97	74.40	25.60
LVC18_1B_2_B	1.580	1.600	1.590	1.6440	2	LVC18_1B_2_B_85-87	165.66	172.37	102.69	432.94	156.37	533.97	589.31	338.03	49.01	50.99	73.47	26.53
LVC18_1B_3_B	1.785	1.805	1.795	2.0270	2	LVC18_1B_3_B_5-7	157.51	207.80	99.34	418.04	144.49	459.95	562.53	365.31	43.12	56.88	74.31	25.69
LVC18_1B_3_B	1.985	2.005	1.995	2.4110	2	LVC18_1B_3_B_25-27	140.04	188.79	85.22	400.05	131.62	441.76	531.67	328.83	42.59	57.41	75.24	24.76
LVC18_1B_3_B	2.185	2.205	2.195	2.7985	2	LVC18_1B_3_B_45-47	116.90	184.44	92.84	364.65	151.95	460.41	516.60	301.34	38.79	61.21	70.59	29.41
LVC18_1B_3_B	2.385	2.405	2.395	3.1870	2	LVC18_1B_3_B_65-67	100.37	161.32	90.81	330.66	131.89	415.64	462.55	261.69	38.36	61.64	71.49	28.51
LVC18_1B_3_B	2.585	2.605	2.595	3.5845	2	LVC18_1B_3_B_85-87	99.50	128.82	97.17	317.93	148.75	358.96	466.68	228.32	43.58	56.42	68.13	31.87
LVC18_1C_2_B	2.785	2.805	2.795	3.8450	2	LVC18_1C_2_B_15-17	93.84	125.67	92.98	296.12	168.20	366.77	464.32	219.51	42.75	57.25	63.78	36.22
LVC18_1C_2_B	2.985	3.005	2.995	4.0130	2	LVC18_1C_2_B_35-37	85.80	123.38	85.34	294.86	176.65	344.06	471.51	209.18	41.02	58.98	62.54	37.46
LVC18_1B_4_B	3.195	3.215	3.205	4.1580	2	LVC18_1B_4_B_17-19	101.83	116.76	81.05	313.95	139.36	344.23	453.31	218.58	46.58	53.42	69.26	30.74
LVC18_1B_4_B	3.395	3.415	3.405	4.3575	2	LVC18_1B_4_B_37-39	94.56	116.76	84.30	266.04	129.75	359.14	395.80	211.32	44.75	55.25	67.22	32.78
LVC18_1B_4_B	3.595	3.615	3.605	4.5785	2	LVC18_1B_4_B_57-59	107.64	131.24	82.13	292.78	130.82	358.60	423.60	238.88	45.06	54.94	69.12	30.88
LVC18_1B_4_B	3.785	3.805	3.795	4.7955	2	LVC18_1B_4_B_77-79	91.48	229.93	93.88	277.74	139.09	329.83	416.83	321.41	28.46	71.54	66.63	33.37
LVC18_1B_5_B	3.983	4.003	3.993	5.1388	2	LVC18_1B_5_B_8-10	88.03	108.96	92.98	234.85	147.91	332.89	382.76	196.98	44.69	55.31	61.36	38.64
LVC18_1B_5_B	4.183	4.203	4.193	5.5297	2	LVC18_1B_5_B_28-30	89.43	116.70	87.51	265.91	132.89	370.13	398.80	206.13	43.39	56.61	66.68	33.32
LVC18_1B_5_B	4.383	4.403	4.393	6.0818	2	LVC18_1B_5_B_28-30	88.75	117.87	85.39	253.79	132.96	340.85	386.74	206.62	42.95	57.05	65.62	34.38
LVC18_1B_5_B	4.583	4.603	4.593	6.5932	2	LVC18_1B_5_B_68-70	101.10	120.10	78.88	284.98	124.41	344.58	409.39	221.20	45.71	54.29	69.61	30.39
LVC18_1B_5_B	4.783	4.803	4.793	7.1092	2	LVC18_1B_5_B_88-90	101.83	117.87	87.56	300.58	124.41	359.67	424.99	219.70	46.35	53.65	70.73	29.27
LVC18_1B_6_B	5.084	5.104	5.094	7.7316	2	LVC18_1B_6_B_19-21	98.15	167.92	103.24	338.29	110.47	355.23	448.76	266.07	36.89	63.11	75.38	24.62
LVC18_1B_6_B	5.284	5.304	5.294	8.1310	2	LVC18_1B_6_B_39-41	111.27	151.29	102.48	327.32	128.68	351.86	456.00	262.56	42.38	57.62	71.78	28.22
LVC18_1C_5_B	5.484	5.504	5.494	8.5200	2	LVC18_1C_5_B_6-8	112.61	133.33	105.10	318.09	138.16	393.25	456.24	245.94	45.79	54.21	69.72	30.28
LVC18_1C_5_B	5.684	5.704	5.694	8.9858	2	LVC18_1C_5_B_26-28	115.63	145.72	99.48	311.72	104.12	344.75	415.84	261.35	44.24	55.76	74.96	25.04
LVC18_1C_5_B	5.884	5.904	5.894	9.5764	2	LVC18_1C_5_B_46-48	125.00	117.81	91.27	321.59	117.95	377.95	439.53	242.82	51.48	48.52	73.17	26.83
LVC18_1C_5_B	6.084	6.104	6.094	10.1904	2	LVC18_1C_5_B_66-68	134.37	127.77	93.94	342.57	131.76	362.50	474.33	262.14	51.26	48.74	72.22	27.78
LVC18_1C_6_B	6.292	6.312	6.302	10.9392	2	LVC18_1C_6_B_12-14	114.73	185.55	96.61	367.99	117.83	382.06	485.81	300.28	38.21	61.79	75.75	24.25
LVC18_1C_6_B	6.492	6.512	6.502	11.7460	2	LVC18_1C_6_B_32-34	171.55	189.17	105.47	423.13	121.21	452.27	544.34	360.72	47.56	52.44	77.73	22.27
LVC18_1C_6_B	6.692	6.712	6.702	12.6338	2	LVC18_1C_6_B_52-54	148.89	242.40	129.31	460.55	132.82	478.11	593.37	391.29	38.05	61.95	77.62	22.38
LVC18_1C_6_B	6.892	6.912	6.902	13.2954	2	LVC18_1C_6_B_72-74	184.53	343.86	117.67	572.13	136.09	611.25	708.22	528.39	34.92	65.08	80.78	19.22
LVC18_1B_7_B	7.112	7.132	7.122	13.6976	1	LVC18_1B_7_B_0-1	424.79	4445.38	99.33	6922.05	85.84	5359.77	7007.89	4870.17	8.72	91.28	98.78	1.22