Dataset: GP15 Event Log
Deployment: RR1815

Scientific sampling event log from the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15) from September to November 2018

Chief Scientist:

Gregory A. Cutter (Old Dominion University, ODU)

Co-Chief Scientist:

Karen L. Casciotti (Stanford University)

Phoebe J. Lam (University of California-Santa Cruz, UCSC)

Contact:

Karen L. Casciotti (Stanford University)

BCO-DMO Data Manager:

Shannon Rauch (Woods Hole Oceanographic Institution, WHOI BCO-DMO)

Project:

US GEOTRACES Pacific Meridional Transect (GP15) (U.S. GEOTRACES PMT)

Deployment Synonyms:

GP15, GP15 Leg 2, 33RR20180918, PMT, US GEOTRACES PMT

Data URL:

https://www.bco-dmo.org/dataset-deployment/777000/data

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Description

Scientific sampling event log from the US GEOTRACES Pacific Meridional Transect (PMT) cruise (GP15) from September to November 2018.

Methods & Sampling

Dataset acquisition description

Event description codes:
nd = unknown/not entered
30-ODF = 30L Niskin Rosette
GS = 36pl 10L Rosette
Be-7 = Beryllium-7
GT-C = GEOTRACES carousel
GeoF = GeoFish w/ GEOTRACES #; TM diss/uf
McL-Prof = McLane pump profile
Aeros = Aerosol sampler
Argo = Argo Float deployment
NEMO = NEMO Float deployment
Ra/Th/Pig = Ra/Th/Pigment Niskin Cast
Surf Ra Pump = Surface Ra pump
Rain = Rain sample
MTC = Multi-Corer
Mono = Mono-Corer
XBT = XBT
XCTD = XCTD
Buoy = Buoy deployment
UWay = Ship's Underway system sample

Sample description codes:
nd = unknown/not recorded
diss = dissolved samples
diss+part = dissolved and particulate samples
unfilt = unfiltered seawater
filter = filter for particulates
diss+UF = Dissolved TM, Mn; Unfiltered TM
Argo = Argo Float deployment
dirt = Sediments
part = Particle
none = none

Data Processing Description

Dataset Processing Description

Event Log Editing History (yyyy-mm-dd):
2019-05-14. PJL. Filled in some missing McLane pump entries (in red) and corrected some typos.
2019-07-15. LMO. Corrections and additions f/cast sheets.
2019-09-24. CSB. Filled in missing Aerosol and rain info.
2019-09-24. MS. Filled in missing Be-7 info.
2019-09-24. ELR. Filled in missing Ra pump data.
2019-09-24. VS. Filled in missing underway data.
2019-10-01. LBA/JL. Filled in missing underway and GeoF data.
2019-10-06. KLC. Collated and rechecked.
2019-10-10. BC. Filled missing underway sample info.
2019-10-10. PJL. Filled missing McLane pump info.
2019-10-14. KLC. Filled 'nd' ('not determined') for info that could exist, but was not collected; and 'na' ('not applicable') for info that is not applicable, or does not exist.
2020-03-02. KLC. Fixed time, cast #, and author on initial underway sample at station 5.

2020-07-22. SMR/BCO-DMO:
- modified parameter names;
- formatted times to hh:mm;
- formatted dates to yyyy-mm-dd;
- filled blank comments with "na" (not applicable);
- EVENTNO 6990 date_start was 11/19118; changed to 2018-11-19;
- EVENTNO 6931 date_start was 11/13/13; changed to 2018-11-13;
- EVENTNO 6917 date_start was 11/11/16; changed to 2018-11-11;
- EVENTNO 6621 date_start was 10/07/17; changed to 2018-10-07;
- EVENTNO 6723 date_end had extra slash, 10//17/18; fixed and re-formatted;
- EVENTNO 6900 date_end was 11/10/19; changed to 2018-11-10;
- EVENTNO 6901 date_end was 11/10/19; changed to 2018-11-10;
- EVENTNO 6904 date_end was 11/10/19; changed to 2018-11-10;
- EVENTNO 6936 date_end was 11/13/16; changed to 2018-11-13;
- EVENTNO 6790 date_end was 10/28/17; changed to 2018-10-17.

2021-03-25. SMR/BCO-DMO. Made the following corrections to dates/time based on correspondence with BODC & the cruise chief scientist:
- EVENTNO 6774 date_end was 2018-10-21; changed to 2018-10-25;
- EVENTNO 6963 date_end was 2018-11-15; changed to 2018-11-16;
- EVENTNO 6840 date_end was 2018-11-01; changed to 2018-11-02;
- EVENTNO 6817 date_start was 2018-10-31; changed to 2018-10-30;
- EVENTNO 6559 date_end was 2018-09-28; changed to 2018-09-29;
- EVENTNO 6540 time_end_utc was 19:26; changed to 19:46 (approximate end time);
- EVENTNO 6839 date_end was 2018-11-02; changed to 2018-11-02;
- EVENTNO 6960 time_end_utc was 19:24; changed to 19:54 (approximate end time);
- EVENTNO 7006 date_end was 2018-11-20; changed to 2018-11-21.

More information about this dataset deployment

Funding

Award Number	Funding Source
OCE-1657781	NSF Division of Ocean Sciences
OCE-1657944	NSF Division of Ocean Sciences
OCE-1658318	NSF Division of Ocean Sciences

Instruments

None available yet

Parameters

Supplied Name	Supplied description	Supplied Units	Standard Name
EVENTNO	Event number	unitless	event
STNNBR	Station number	unitless	station
CASTNO	Cast number	unitless	cast
Event_Descrip	Event description: nd = unknown/not entered 30-ODF = 30L Niskin Rosette GS = 36pl 10L Rosette Be-7 = Beryllium-7 GT-C = GEOTRACES carousel GeoF = GeoFish w/ GEOTRACES #; TM diss/uf McL-Prof = McLane pump profile Aeros = Aerosol sampler Argo = Argo Float deployment NEMO = NEMO Float deployment Ra/Th/Pig = Ra/Th/Pigment Niskin Cast Surf Ra Pump = Surface Ra pump Rain = Rain sample MTC = Multi-Corer Mono = Mono-Corer XBT = XBT XCTD = XCTD Buoy = Buoy deployment UWay = Ship's Underway system sample	unitless	ev_type
date_start	Date (UTC) at start of event; format: yyyy-mm-dd	unitless	date_utc
time_start_utc	Time (UTC) at start of event; format: hh:mm	unitless	time_utc
date_end	Date (UTC) at end of event; format: yyyy-mm-dd	unitless	date_utc
time_end_utc	Time (UTC) at end of event; format: hh:mm	unitless	time_utc
sample_depth_min	Minimum sampling depth	meters (m)	depth
sample_depth_max	Maximum sampling depth	meters (m)	depth
Latitude	Latitude; positive values = North	decimal degrees	lat
Longitude	Longitude; positive values = East	decimal degrees	lon
bottom_depth	Bottom depth	meters (m)	depth_bottom
samples_taken	Description of samples taken: nd = unknown/not recorded diss = dissolved samples diss+part = dissolved and particulate samples unfilt = unfiltered seawater filter = filter for particulates diss+UF = Dissolved TM, Mn; Unfiltered TM Argo = Argo Float deployment dirt = Sediments part = Particle none = none	unitless	sample_descrip
GEOTRC_SAMPNO_Range	Range of GEOTRACES sample ID numbers applicable to the event	unitless	sample_descrip
author	Initials of the person recording the event	unitless	recorder
comment	Notes/comments about the event	unitless	comment

Database

Contribute Data

Dataset: GP15 Event Log
Deployment: RR1815

Dataset acquisition description

Dataset Processing Description

Database

Contribute Data

Dataset: GP15 Event LogDeployment: RR1815

Dataset acquisition description

Dataset Processing Description

Dataset: GP15 Event Log
Deployment: RR1815