event |
unique sampling event number from cruise event log
|
YYYYMMDDhhmm |
event |
date |
start date of event (GMT)
|
YYYYMMDD |
date |
time |
start time of event (GMT)
|
hhmm |
time |
lon |
longitude, negative denotes West
|
decimal degrees |
lon |
lat |
latitude, negative denotes South
|
decimal degrees |
lat |
sta |
cast number for sampling event
|
dimensionless |
sta |
bot |
Niskin bottle number
|
dimensionless |
bot |
Nis |
Niskin bottle order number
|
dimensionless |
bottle |
Q_btl |
bottle quality flag 1 = good, -1 = misfire, -2 = suspect leaker
|
signed integer |
q_flag |
press |
pressure; from CTD
|
decibars |
press |
depth |
depth, calculated from pressure
|
meters |
depth |
depth_n |
depth, nominal bottle firing
|
meters |
depth_n |
temp |
temperature; from CTD
|
degrees Celsius |
temp |
sal_CTD |
salinity; from CTD
|
dimensionless |
sal_ctd |
sigma_t |
sigma-T (density)
|
kilograms/meter^3 |
sigma_t |
chla_fluor |
fluorescence, from CTD profiler rescaled, units are numerically equivalent to chlorophyll-a concentrations
|
micrograms/liter |
fluor_re |
sal_bot |
salinity from bottle sample
|
dimensionless |
sal_bot |
O2_umol_kg |
oxygen; dissolved; from bottle
|
micromoles/kilogram |
O2_umol_kg |
DIC |
dissolved inorganic carbon
|
micromoles C/kilogram |
DIC |
Alkalinity |
total alkalinity
|
micromoles/kilogram |
TALK |
NO3_NO2 |
nitrates plus nitrites (NO2 in this region is essentially non-detectable)
|
micromoles/kilogram |
NO3_NO2 |
SRP |
soluble reactive phosphorus
|
micromoles/kilogram |
PO4 |
SiO4 |
Silicate
|
micromoles/kilogram |
SiO4 |
POC_ug_kg |
particulate organic Carbon
|
micrograms/kilogram |
POC |
PON_ug_kg |
particulate organic Nitrogen
|
micrograms/kilogram |
PON |
Pmax_n |
pressure, nominal maximum for station
|
decibars |
prmax |
fluor |
fluorescence from CTD
|
micrograms/liter |
fluor |