Citation:

PANGAEA.914948

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Abstract:

N2O production rates from ammonium, nitrite and nitrate and nitrate reduction rates and ammonium oxidation rates from the top 400 m water depth off the coast of Peru sampled from R/V Meteor during M138 in June 2017.

Keyword(s):

OMZ

Related to:

Frey, Claudia; Bange, Hermann Werner; Achterberg, Eric Pieter; Jayakumar, Amal; Löscher, Carolin R; Arévalo-Martínez, Damian L; León-Palmero, Elizabeth; Sun, Mingshuang; Sun, Xin; Xie, Ruifang C; Oleynik, Sergey; Ward, Bess B (2020): Regulation of nitrous oxide production in low-oxygen waters off the coast of Peru. Biogeosciences, 17(8), 2263-2287, https://doi.org/10.5194/bg-17-2263-2020

Project(s):

Climate - Biogeochemistry Interactions in the Tropical Ocean (SFB754)

Funding:

German Research Foundation (DFG), grant/award no. 27542298 : Climate - Biogeochemistry Interactions in the Tropical Ocean

Coverage:

Median Latitude: -12.423219 * Median Longitude: -77.730169 * South-bound Latitude: -15.859500 * West-bound Longitude: -78.564060 * North-bound Latitude: -10.780400 * East-bound Longitude: -75.431940

Date/Time Start: 2017-06-04T00:00:00 * Date/Time End: 2017-06-22T00:00:00

Minimum Elevation: -5803.0 m * Maximum Elevation: -312.0 m

Event(s):

M138_882-11 (CTD 013) * Latitude: -10.951500 * Longitude: -78.564000 * Date/Time: 2017-06-05T01:29:00 * Elevation: -1083.0 m * Campaign: (SFB754) * Basis: * Method/Device: (CTD-RO)

M138_883-15 (CTD 018) * Latitude: -10.780670 * Longitude: -78.275830 * Date/Time: 2017-06-06T11:41:00 * Elevation: -312.0 m * Campaign: (SFB754) * Basis: * Method/Device: (CTD-RO)

M138_892-3 (CTD 036) * Latitude: -12.418000 * Longitude: -77.812330 * Date/Time: 2017-06-09T21:46:00 * Elevation: -1101.0 m * Campaign: (SFB754) * Basis: * Method/Device: (CTD-RO)

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Comment
1	Event label	Event		Frey, Claudia
2	Sample code/label	Sample label		Frey, Claudia
3	ELEVATION	Elevation	m a.s.l.	Frey, Claudia	Geocode
4	DATE/TIME	Date/Time		Frey, Claudia	Geocode
5	LATITUDE	Latitude		Frey, Claudia	Geocode
6	LONGITUDE	Longitude		Frey, Claudia	Geocode
7	DEPTH, water	Depth water	m	Frey, Claudia	Geocode
8	Temperature, water	Temp	°C	Frey, Claudia
9	Salinity	Sal		Frey, Claudia
10	Density, sigma-theta (0)	Sigma-theta	kg/m³	Frey, Claudia
11	Nitrate	[NO3]-	µmol/l	Frey, Claudia
12	Ammonium	[NH4]+	µmol/l	Frey, Claudia
13	Phosphate	[PO4]3-	µmol/l	Frey, Claudia
14	Nitrite	[NO2]-	µmol/l	Frey, Claudia
15	Silicate	Si(OH)4	µmol/l	Frey, Claudia
16	Nitrate and Nitrite	[NO3]- + [NO2]-	µmol/l	Frey, Claudia
17	Oxygen	O2	µmol/l	Frey, Claudia
18	Nitrous oxide production	N2O prod	nmol/l/day	Frey, Claudia	from NH4+
19	Standard error	Std e	±	Frey, Claudia
20	Ratio	Ratio	%	Frey, Claudia	hybrid from total N2O
21	Ammonium, oxidation rate	[NH4]+ OR	nmol/l/day	Frey, Claudia
22	Standard deviation	Std dev	±	Frey, Claudia
23	Yield	Yield	%	Frey, Claudia
24	Standard deviation	Std dev	±	Frey, Claudia
25	Nitrous oxide production	N2O prod	nmol/l/day	Frey, Claudia	from NO2-
26	Standard error	Std e	±	Frey, Claudia
27	Ratio	Ratio	%	Frey, Claudia	hybrid from total N2O
28	Nitrous oxide production	N2O prod	nmol/l/day	Frey, Claudia	from NO3-
29	Standard error	Std e	±	Frey, Claudia
30	Nitrate, reduction rate	[NO3]- RR	nmol/l/day	Frey, Claudia
31	Standard deviation	Std dev	±	Frey, Claudia
32	Yield	Yield	%	Frey, Claudia
33	Standard deviation	Std dev	±	Frey, Claudia

License:

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

Size:

474 data points

Data

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

1 Event	2 Sample label	3 Elevation [m a.s.l.]	4 Date/Time	5 Latitude	6 Longitude	7 Depth water [m]	8 Temp [°C]	9 Sal	10 Sigma-theta [kg/m³]	11 [NO3]- [µmol/l]	12 [NH4]+ [µmol/l]	13 [PO4]3- [µmol/l]	14 [NO2]- [µmol/l]	15 Si(OH)4 [µmol/l]	16 [NO3]- + [NO2]- [µmol/l]	17 O2 [µmol/l]	18 N2O prod [nmol/l/day] (from NH4+)	19 Std e [±]	20 Ratio [%] (hybrid from total N2O)	21 [NH4]+ OR [nmol/l/day]	22 Std dev [±]	23 Yield [%]	24 Std dev [±]	25 N2O prod [nmol/l/day] (from NO2-)	26 Std e [±]	27 Ratio [%] (hybrid from total N2O)	28 N2O prod [nmol/l/day] (from NO3-)	29 Std e [±]	30 [NO3]- RR [nmol/l/day]	31 Std dev [±]	32 Yield [%]	33 Std dev [±]
M138_882-11	S2	-1075	2017-06-04T00:00:00	-10.95178	-78.56406	352.6	11.38	34.82	26.58	31.940	0.00	2.61	0.66	28.41	32.60	0.00	0.000	0.0013	0.00	0.000	0.240		0.00	0.09	0.03	18.98	2.20	0.35	19.42	8.30	18.49	8.41
M138_882-11	S1	-1075	2017-06-05T00:00:00	-10.95178	-78.56404	298.0	12.09	34.86	26.47	29.689	0.00	2.58	0.52	26.81	30.21	0.20	0.000	0.0020	0.00	0.890	0.220		0.00	0.04	0.00	0.00	2.67	0.39	7.20	1.70	42.53	12.07
M138_882-11	S3	-1075	2017-06-06T00:00:00	-10.95178	-78.56404	258.7	13.01	34.92	26.34	27.764	0.01	2.51	1.63	25.35	29.39	1.50	0.025	0.0003	77.80	3.620	1.210	1.40	0.49	0.11	0.02	21.90	1.36	0.61	14.80	1.50	15.45	7.08
M138_882-11	S4	-1075	2017-06-07T00:00:00	-10.95180	-78.56404	218.9	13.65	34.96	26.23	31.527	0.01	2.41	0.13	22.89	31.65	6.06	0.031	0.0001	78.10	8.000	1.690	0.78	0.18	0.06	0.01	63.60	1.05	0.47	7.53	2.10	21.76	11.46
M138_882-11	S5	-1075	2017-06-08T00:00:00	-10.95181	-78.56406	73.9	15.37	35.05	25.93	29.976	0.00	2.13	0.02	17.49	30.00	8.40	0.141	0.0028	79.40	35.710	9.070	0.79	0.43	0.02	0.00	79.20	0.00	0.78	5.90	2.40	0.00	0.00
M138_883-15	S6	-305	2017-06-09T00:00:00	-10.78040	-78.27586	304.1	12.18	34.87	26.46	25.545	0.02	2.61	1.72	27.10	27.27	0.00	0.000	0.0013	0.00	0.330	0.990		0.00	0.29	0.29	37.16	1.57	0.32	34.67	5.59	8.30	2.15
M138_883-15	S7	-305	2017-06-10T00:00:00	-10.78042	-78.27588	268.1	12.85	34.91	26.36	24.557	0.01	2.56	2.05	25.38	26.61	0.20	0.000	0.0007	0.00	0.980	0.300		0.00	0.71	0.38	0.00	5.65	2.82	46.65	6.97	19.49	10.15
M138_883-15	S8	-305	2017-06-11T00:00:00	-10.78042	-78.27588	249.4	13.11	34.92	26.32	26.397	0.00	2.53	1.66	24.11	28.06	2.25	0.002	0.0001	83.26	0.950	0.400	0.35	0.35	0.20	0.07	0.00	2.62	0.90	17.44	4.61	23.11	10.04
M138_883-15	S9	-305	2017-06-12T00:00:00	-10.78042	-78.27588	189.0	13.79	34.97	26.21	30.468	0.00	2.39	0.00	21.15	30.47	1.60	0.065	0.0006	83.81	10.940	1.270	1.18	0.31	0.14	0.02	88.04	1.05	0.77	15.08	1.61	12.20	9.10
M138_883-15	S10	-305	2017-06-13T00:00:00	-10.78042	-78.27590	28.0	16.40	35.09	25.73	26.773	0.00	1.95	0.04	12.30	26.81	30.10	0.160	0.0030	86.60	34.070	0.110	0.94	0.42	0.07	0.03	52.79	0.00	2.53	13.49	4.44	0.00	0.00
M138_907-7	S15	-800	2017-06-14T00:00:00	-15.42954	-75.43194	129.1	14.21	34.98	26.13	14.634	0.03	2.60	5.23	24.66	19.87	0.44	0.018	0.0003	82.00	11.380	1.800	0.32	0.13	0.30	0.10	39.30	1.23	0.23	17.51	4.66	12.36	4.01
M138_912-1	S17	-3680	2017-06-15T00:00:00	-15.85950	-76.10990	89.8	15.09	35.03	25.98	19.380	0.03	2.41	2.85	22.63	22.23	1.44	0.123	0.0020	80.20	11.860	1.900	2.07	0.34	3.06	1.17	83.55	118.00	27.80	32.50	12.38	87.80	39.30
M138_892-3	S11	-1099	2017-06-16T00:00:00	-12.41774	-77.81230	143.7	13.51	34.91	26.22	19.008	0.04	2.66	3.69	21.86	22.70	0.00	0.034	0.0004	71.00	1.788	0.356	0.16	0.05	0.72	0.19	0.00	1.63	0.30	12.69	1.12	20.47	4.18
M138_894-4	S19	-502	2017-06-17T00:00:00	-12.32266	-77.61960	118.9	14.21	34.98	26.13	28.920	0.00	2.45	0.01	19.89	28.93	0.00	0.088	0.0012	78.90	2.710	1.010	0.27	0.14	0.09	0.01	76.30	5.86	0.48	6.40	2.10	64.86	22.37
M138_906-7	S14	-4761	2017-06-18T00:00:00	-14.28560	-77.16886	147.1	13.70	34.96	26.22	25.803	0.04	2.43	0.90	23.17	26.70	0.00								0.32	0.07	13.67	3.63	0.28	38.00	11.70	16.05	5.09
M138_906-7	S20	-4761	2017-06-19T00:00:00	-14.28526	-77.16892	92.2	14.50	35.00	26.08	20.026	0.33	2.39	3.87	22.38	23.90	0.46								2.37	0.54	0.00	4.88	0.41	53.80	4.20	15.34	1.76
M138_904-7	S12	-560	2017-06-20T00:00:00	-13.99992	-76.66004	179.4	13.51	34.94	26.25	25.538	0.01	2.50	1.25	23.72	26.79	0.00								0.19	0.06	0.00	4.39	0.77	8.47	4.05	50.90	25.93
M138_904-7	S13	-560	2017-06-21T00:00:00	-13.99990	-76.66004	124.0	14.40	35.00	26.10	27.569	0.07	2.39	0.09	21.72	27.66	0.25								0.16	0.00	90.52	7.20	1.64	9.06	2.62	61.40	22.58
M138_917-3	S21	-4128	2017-06-22T00:00:00	-14.78002	-78.04198	139.2	13.13	34.87	26.27	17.279	0.00	2.57	3.94	23.66	21.22	0.02								0.76	0.25	0.00	0.36	0.13	27.50	4.80	2.63	0.20