Abstract:

This data was collected during the GISR G03 cruise aboard R/V Pelican held from 28 November to 20 December 2012. This data set includes vertical profiles of measurements made from a CTD/Rosette system and documentation.

Suggested Citation:

Ledwell, James. 2015. Hydrographic and chemical measurements from the GISR: G03 Tracer Sampling Survey Southeast of the Mississippi River Delta in Nov-Dec 2012.. Distributed by: Gulf of Mexico Research Initiative Information and Data Cooperative (GRIIDC), Harte Research Institute, Texas A&M University–Corpus Christi. doi:10.7266/N75X26VQ

Publications:

Ledwell, J. R., He, R., Xue, Z., DiMarco, S. F., Spencer, L., & Chapman, P. (2016). Dispersion of a tracer in the deep Gulf of Mexico. Journal of Geophysical Research: Oceans, n/a–n/a. doi:10.1002/2015jc011405

Miron, P., Beron-Vera, F. J., Olascoaga, M. J., Froyland, G., Pérez-Brunius, P., & Sheinbaum, J. (2019). Lagrangian Geography of the Deep Gulf of Mexico. Journal of Physical Oceanography, 49(1), 269–290. doi:10.1175/jpo-d-18-0073.1

Purpose:

This is ancillary data that gives additional information about the physical state of the ocean during the cruise. This data set includes vertical profiles of measurements made from a CTD/Rosette system and documentation.

Data Parameters and Units:

Bottle Data * Column__1: Timestamp (YYYY-MM-DDTHH:MM:SSZ) * Column__2: Longitude [deg] * Column__3: Latitude [deg] * Column__4: prDM: Pressure, Digiquartz [db] * Column__5: Depth [m] * Column__6: Station Sequence Number * Column__7: Niskin Bottle Number * Column__8: Water Temperature Sensor (deg-C) (ITS-T90) * Column__9: Conductivity Sensor (S/m) * Column_10: Salinity * Column_11: Salinity from Niskin bottle (missing value = -9.000) * Column_12: V0 Volts from Transmission Beam Transmission, Chelsea/Seatech/WET Labs CStar [V] * Column_13: Transmission Beam Transmission, Chelsea/Seatech/WET Labs CStar [%] * Column_14: Fluorescence, Chelsea Aqua 3 Chl Con [ug/l] * Column_15: V1 Volts from Fluorescence, Chelsea Aqua 3 Chl Con [V] * Column_16: V2 Volts from Oxygen, SBE 43 [V] * Column_17: Oxygen Sensor 2 SBE 43 [ml/l] * Column_18: Oxygen Winkler Titration [ml/l] (missing value = -9.000) * Column_19: Optical Backscatterance, Seatech LS6000 * Column_20: V4 Volts from Optical Backscatterance, Seatech LS6000 [V] * Column_21: Par PAR/Irradiance, Biospherical/Licor [μEinsteins/m2.sec] * Column_22: V5 Volts from Par PAR/Irradiance, Biospherical/Licor [V] * Column_23: Station Name CTD lat:standard_name ==

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