INVESTIGATORS:
Naomi Greenwood
- Centre for Environment, Fisheries and Aquaculture Science (Cefas)
David J. Pearce
- Centre for Environment, Fisheries and Aquaculture Science (Cefas)
PACKAGE DESCRIPTION: This dataset includes Surface underway, chemical, meteorological and physical data collected from CEFAS ENDEAVOUR in the Bristol Channel, English Channel, Irish Sea and St. George's Channel, North Atlantic Ocean and North Sea from 2012-09-27 to 2012-10-04. These data include AIR-SEA DIFFERENCE - PARTIAL PRESSURE (OR FUGACITY) OF CARBON DIOXIDE, BAROMETRIC PRESSURE, Partial pressure (or fugacity) of carbon dioxide - atmosphere, Partial pressure (or fugacity) of carbon dioxide - water, SALINITY and SEA SURFACE TEMPERATURE. The instruments used to collect these data include Carbon dioxide (CO2) gas analyzer and Shower head chamber equilibrator for autonomous carbon dioxide (CO2) measurement.
These data were collected by Dr. Naomi Greenwood and Dr. David J. Pearce of The Centre for Environment, Fisheries and Aquaculture Science as part of the Coastal_CEND_15b_12 data set. CDIAC associated the following cruise ID(s) with this data set: 74E920120927
CITE AS: Greenwood, Naomi; Pearce, David J. (2016). Partial pressure (or fugacity) of carbon dioxide, salinity and other variables collected from Surface underway observations using Carbon dioxide (CO2) gas analyzer, Shower head chamber equilibrator for autonomous carbon dioxide (CO2) measurement and other instruments from CEFAS ENDEAVOUR in the Bristol Channel, English Channel and others from 2012-09-27 to 2012-10-04 (NCEI Accession 0157267). [indicate subset used]. NOAA National Centers for Environmental Information. Dataset. https://doi.org/10.3334/cdiac/otg.coast_cend15b12. Accessed [date].
DATA PACKAGES RELATED TO THIS ONE:
none;
IDENTIFICATION INFORMATION FOR THIS DATA PACKAGE:
NCEI ACCESSION: 0157267
NCEI DOI: https://doi.org/10.3334/cdiac/otg.coast_cend15b12
EXPOCODE: 74E920120927;
CRUISE ID: 74E920120927;
TYPES OF STUDY: Surface underway;TEMPORAL COVERAGE:
START DATE: 2012-09-27
END DATE: 2012-10-04
SPATIAL COVERAGE:
WEST: -6.138694
EAST: 1.854507
GEOGRAPHIC NAMES: Atlantic Ocean;
PLATFORMS: RV Cefas Endeavour (ID: 74E9);
RESEARCH PROJECT(S):
none;
VARIABLES / PARAMETERS:
DOY |
Abbreviation: |
DOY |
Unit: |
Day of Year |
In-situ / Manipulation / Response variable: |
in-situ |
Date/Time |
Abbreviation: |
Date/Time |
Unit: |
Date and time of equilibrator measurement (marine air measurement is 4 minutes after) |
In-situ / Manipulation / Response variable: |
in-situ |
Lat |
Abbreviation: |
Lat |
Unit: |
Latitude (degrees north) |
In-situ / Manipulation / Response variable: |
in-situ |
Lon |
Abbreviation: |
Lon |
Unit: |
Longitude (degrees east) |
In-situ / Manipulation / Response variable: |
in-situ |
xCO2_equ |
Abbreviation: |
xCO2_equ |
Unit: |
CO2 Mixing Ratio in Equilibrator (dry; in ppmv) |
In-situ / Manipulation / Response variable: |
in-situ |
xCO2_atm |
Abbreviation: |
xCO2_atm |
Unit: |
mole fraction of CO2 of atmospheric air, at date_atm (ppm) |
In-situ / Manipulation / Response variable: |
in-situ |
xH2O_equ |
Abbreviation: |
xH2O_equ |
Unit: |
Mole fraction H2O in air from equilibrator (mmol/mol) |
In-situ / Manipulation / Response variable: |
in-situ |
P_atm |
Abbreviation: |
P_atm |
Unit: |
Atmospheric pressure measured by Li-Cor at time of marine air measurement (hPa) |
Controlled vocabulary name: |
BAROMETRIC PRESSURE |
In-situ / Manipulation / Response variable: |
in-situ |
P_equilib |
Abbreviation: |
P_equilib |
Unit: |
Pressure of equilibration (hPa) |
In-situ / Manipulation / Response variable: |
in-situ |
T_equ |
Abbreviation: |
T_equ |
Unit: |
Equilibrator water temperature (deg C, average of the two eqilibrator PRTs used) |
In-situ / Manipulation / Response variable: |
in-situ |
T_sea |
Abbreviation: |
T_sea |
Unit: |
sea surface temperature (in degrees C) |
Controlled vocabulary name: |
SEA SURFACE TEMPERATURE |
In-situ / Manipulation / Response variable: |
in-situ |
S_sea |
Abbreviation: |
S_sea |
Unit: |
Intake salinity (unitless) |
Controlled vocabulary name: |
SALINITY |
In-situ / Manipulation / Response variable: |
in-situ |
pCO2_sw |
Abbreviation: |
pCO2_sw |
Unit: |
partial pressure of CO2 in seawater at SST and 100% humidity, at date_sw (µatm) |
Controlled vocabulary name: |
partial pressure of carbon dioxide - water |
In-situ / Manipulation / Response variable: |
in-situ |
pCO2_atm |
Abbreviation: |
pCO2_atm |
Unit: |
Partial pressure CO2 in marine air (uatm) |
Controlled vocabulary name: |
Partial pressure (or fugacity) of carbon dioxide - atmosphere |
In-situ / Manipulation / Response variable: |
in-situ |
fCO2_sw |
Abbreviation: |
fCO2_sw |
Unit: |
fco2 in air in equilibration with seawater at sea surface temperature and 100% humidity saturation, at date_sw (µatm) |
Controlled vocabulary name: |
partial pressure of carbon dioxide - water |
In-situ / Manipulation / Response variable: |
in-situ |
fCO2_atm |
Abbreviation: |
fCO2_atm |
Unit: |
fugacity CO2 in marine air (uatm) |
In-situ / Manipulation / Response variable: |
in-situ |
ΔpCO2 |
Abbreviation: |
ΔpCO2 |
Unit: |
pCO2_sw - pCO2_atm (uatm) |
In-situ / Manipulation / Response variable: |
in-situ |
ΔfCO2 |
Abbreviation: |
ΔfCO2 |
Unit: |
fCO2_sw - fCO2_atm (uatm) |
In-situ / Manipulation / Response variable: |
in-situ |
WOCE QC flag |
Abbreviation: |
WOCE QC flag |
Unit: |
2 = acceptable measurement, 3 = questionable measurement, 4 = bad measurement |
In-situ / Manipulation / Response variable: |
in-situ |
Sub-flag |
Abbreviation: |
Sub-flag |
Unit: |
1 = outside of standard range, 2 = questionable/interpolated T_sea, 3 = questionable T_equ, 4 = Anomalous T_equ - T_sea (±1.0°C), 5 = Questionable S_sea, 6 = questionable P_atm, 7 = low equilibrator gas flow, 8 = questionable air value, 10 = other, see QC comments |
In-situ / Manipulation / Response variable: |
in-situ |
QC Comments |
Abbreviation: |
QC Comments |
Unit: |
Explanations of subflags |
In-situ / Manipulation / Response variable: |
in-situ |
PUBLICATIONS DESCRIBING THIS DATASET: none;
ADDITIONAL INFORMATION: none;
FUNDING AGENCY: NERC/Defra Ocean Acidification Research Programme
PROJECT TITLE:
PROJECT ID:
NE/H017186/1
SUBMITTED BY: Alex Kozyr (Alex.Kozyr@noaa.gov)
SUBMISSION DATE: 2016-12-08