sal |
salinity calculated from conductivity
|
|
sal |
tow |
tow number
|
|
tow |
net |
MOCNESS net number, (0-8)
|
|
net |
num_obs |
number of observations
|
|
numb_obs |
lat_start |
latitude start of MOCNESS cast, negative = South
|
DD.D |
lat_start |
lon_start |
longitude start of MOCNESS cast, negative = West
|
DDD.D |
lon_start |
angle_avg |
Angle of tow body relative to vertical (0-89 degrees), used in BIOMAPER-II and MOCNESS systems.
Average is the mean of all observations, not just the mean of the global minimum and maximum.
|
decimal degrees |
angle |
angle |
angle of net frame relative to vertical (0-89 degrees)
|
degrees |
angle |
angle_min |
Minimum angle of tow body relative to vertical (0-89 degrees), used in BIOMAPER-II and MOCNESS systems.
|
degrees |
angle |
angle_max |
Maximum angle of tow body relative to vertical (0-89 degrees), used in BIOMAPER-II and MOCNESS systems.
|
degrees |
angle |
temp |
temperature of water
|
degrees C |
temp |
potemp |
potential temperature or theta
|
degrees C |
potemp |
potemp_avg |
Average potential temperature (International Practical Temperature Scale - 68 ,or 90. When known, the scale will be reported in the units field of the documentation file.
Average is the mean of all observations, not just the mean of the global minimum and maximum.
|
degrees Celsius |
potemp |
temp_min |
Minimum water temperature for each net measured during mocness tows.
|
degrees Celsius |
temp |
temp_max |
Maximum water temperature for each net measured during mocness tows.
|
degrees Celsius |
temp |
temp_avg |
Average water temperature for each net measured during mocness tows.
Average is the mean of all observations, not just the mean of the global minimum and maximum.
|
degrees Celsius |
temp |
potemp_min |
Minimum potential temperature (International Practical Temperature Scale - 68 ,or 90. When known, the scale will be reported in the units field of the documentation file.
|
degrees Celsius |
potemp |
potemp_max |
Maximum potential temperature (International Practical Temperature Scale - 68 ,or 90. When known, the scale will be reported in the units field of the documentation file.
|
degrees Celsius |
potemp |
sal_min |
Minimum salinity calculated from conductivity.
|
dimmensionless |
sal |
sal_max |
Maximum salinity calculated from conductivity.
|
dimmensionless |
sal |
sal_avg |
Average salinity calculated from conductivity.
Average is the mean of all observations, not just the mean of the global minimum and maximum.
|
dimmensionless |
sal |
sigma_0 |
potential density
|
kg/m^3 |
sigma_0 |
sigma_0_min |
Minimum potential density.
|
kilograms/meter^3 |
sigma_0 |
sigma_0_max |
Maximum postential density.
|
kilograms/meter^3 |
sigma_0 |
sigma_0_avg |
Average potential density. Average is the mean of all observations, not just the mean of the global minimum and maximum.
|
kilograms/meter^3 |
sigma_0 |
hzvel |
horizontal net velocity
|
m/min |
hzvel |
vtvel_min |
Minimum vertical net velocity for each net measured during mocness tows.
|
m/min |
vtvel |
vtvel_max |
Maximum vertical net velocity for each net measured during mocness tows.
|
m/min |
vtvel |
vtvel_avg |
Average vertical net velocity for each net measured during mocness tows.
Average is the mean of all observations, not just the mean of the global minimum and maximum.
|
m/min |
vtvel |
hzvel_min |
Minimum horizontal net velocity, reported as meters per minute, used in MOCNESS system.
|
m/min |
hzvel |
hzvel_max |
Maximum horizontal net velocity, reported as meters per minute, used in MOCNESS system.
|
m/min |
hzvel |
hzvel_avg |
Average horizontal net velocity, reported as meters per minute, used in MOCNESS system.
Average is the mean of all observations, not just the mean of the global minimum and maximum.
|
m/min |
hzvel |
depth_w |
depth of water, seafloor depth from the shipboard 12kHz Knudsen echosounder; seafloor in eventlog
|
meters |
depth_w |
vol_filt |
volume filtered
|
meters^3 |
vol_filt |
press_min |
Minimum water pressure at measurement; depth reported as pressure; positive number increasing with water depth.
|
psi |
press |
press_max |
Maximum water pressure at measurement; depth reported as pressure; positive number increasing with water depth.
|
psi |
press |
press_avg |
average pressure for a net sample
|
psi |
press |
press |
depth of observation or sample
|
psi |
press |
cruiseid |
Cruise identifier (e.g. EN484 = R/V Endeavor cruise 484).
|
unitless |
cruiseid |
yrday_local |
year day as a decimal, based on Julian calendar, local time
|
YYY.Y |
yrday_local |