Table 1.

Metadata and physical data for MR, MRP, canyon, Deepwater Horizon wellhead, and loop current samples.

Sample name	Station	Depth (m)	Date sampled	Latitude	Longitude	Salinity (PSU)	Temperature (C)	Density(σ𝜃 (kg/m3))	Fluorescence (RFU)	Pressure (dbar)
MR-P1_3	River	3.3	7/7/14	28.987	-89.367	1.47	28.49	-2.80	0.71	3.28
MR-P1_15	River	14.5	7/7/14	28.99	-89.364	34.91	25.37	23.16	0.24	14.60
MRP1-P2_1	Plume 1	1.1	7/7/14	29.255	-88.478	31.79	29.56	19.47	1.20	1.09
MRP1-P2_25	Plume 1	25.4	7/7/14	29.255	-88.478	36.29	23.31	24.82	0.12	25.54
MRP1-P2_55	Plume 1	55.4	7/7/14	29.255	-88.478	36.39	20.63	25.66	0.20	55.83
MRP1-P2_66	Plume 1	66	7/7/14	29.255	-88.478	36.40	20.11	25.80	0.27	66.45
MRP2-S7_1	Plume 2	1	7/10/14	28.497	-90.054	29.46	30.11	17.54	0.24	1.00
MRP2-S7_37	Plume 2	36.5	7/10/14	28.495	-90.055	36.30	22.16	25.16	0.38	36.70
C-P5_1	Canyon	1.3	7/10/14	28.233	-90.174	34.07	29.14	21.32	0.04	1.29
C-P5_25	Canyon	25.2	7/10/14	28.233	-90.174	35.61	27.55	23.00	0.05	25.36
C-P5_50	Canyon	50.1	7/10/14	28.233	-90.173	36.31	21.59	25.33	0.13	50.49
C-P5_100	Canyon	99.7	7/10/14	28.233	-90.173	36.38	18.59	26.18	0.09	100.35
DWH-P3_1	Wellhead	1.2	7/8/14	28.65	-88.561	35.89	28.89	22.77	0.04	1.25
DWH-P3_25	Wellhead	25.4	7/8/14	28.65	-88.561	36.07	27.67	23.31	0.04	25.58
DWH-P3_50	Wellhead	49.7	7/8/14	28.651	-88.561	36.28	23.18	24.86	0.08	50.09
DWH-P3_75	Wellhead	74.5	7/8/14	28.651	-88.561	36.44	20.93	25.62	0.27	74.99
DWH-P3_200	Wellhead	199.6	7/8/14	28.65	-88.558	35.97	15.02	26.72	0.02	201.09
DWH-P3_300	Wellhead	300.4	7/8/14	28.65	-88.558	35.56	12.55	26.93	0.02	302.62
LC-P4_1	Loop Current	1	7/9/14	27.532	-88.75	36.30	28.95	23.06	0.04	1.03
LC-P4_25	Loop Current	25	7/9/14	27.531	-88.75	36.30	28.95	23.06	0.05	25.20
LC-P4_50	Loop Current	50	7/9/14	27.531	-88.75	36.30	28.21	23.30	0.07	50.34
LC-P4_90	Loop Current	89.9	7/9/14	27.532	-88.75	36.37	26.64	23.87	0.26	90.55
LC-P4_150	Loop Current	150	7/9/14	27.532	-88.75	36.83	22.33	25.52	0.04	151.11