Date |
Sample Date (mm/dd/YYYY) in Central Standard Time (CST)
|
unitless |
date |
Latitude |
Latitude, south is negative
|
decimal degrees |
lat |
Longitude |
Longitude, west is negative
|
decimal degrees |
lon |
Times |
Time (HH:MM) in Central Standard Time (CST)
|
unitless |
time |
Site |
Site
|
unitless |
site |
Replicate |
Replicate A or B
|
unitless |
replicate |
Depth |
Depth
|
meters (m) |
depth |
Chlorophyll |
Chlorophyll [detection limit = 0.03]
|
migrograms per liter (ug/L) |
no_bcodmo_term |
Conductivity |
Conductivity [detection limit = 10]
|
mircosiemens per centimeter (µS/cm) |
cond |
Salinity |
Salinity [detection limit = 0.01]
|
unitless |
sal_ctd |
DOPct |
Dissolved Oxygen saturation [detection limit = 2.0]
|
percentage (%) |
O2 |
DO |
Dissolved Oxygen concentration [detection limit = 0.2]
|
milligram per liter (mg/L) |
O2 |
pH |
pH [detection limit = 0.01]
|
pH units |
pH |
Temp |
Water temperature [detection limit = 0.2]
|
degrees celcius (°C) |
temp |
Secchi |
Secchi depth
|
meter (m) |
depth_secchi |
DOC |
Dissolved organic carbon [detection limit = 13.3]
|
Micromoles per Liter (umol/L) |
DOC |
TDN |
Total dissolved nitrogen [detection limit = 3.8]
|
Micromoles per Liter (umol/L) |
TDN |
TOC |
Total organic carbon [detection limit = 13.3]
|
Micromoles per Liter (umol/L) |
C_org |
TN |
Total nitrogen [detection limit = 3.8]
|
Micromoles per Liter (umol/L) |
N |
Ammonium |
Ammonium [detection limit = 0.03]
|
Micromoles per Liter (umol/L) |
NH4 |
N_N |
Nitrate plus nitrite [detection limit = 0.02]
|
Micromoles per Liter (umol/L) |
NO3_NO2 |
Nitrite |
Nitrite [detection limit = 0.02]
|
Micromoles per Liter (umol/L) |
NO2 |
ortho_P |
Orthophosphate [detection limit = 0.01]
|
Micromoles per Liter (umol/L) |
PO4 |
Silicate |
Silicate [detection limit = 0.01]
|
Micromoles per Liter (umol/L) |
Silicate |
Estuary |
Sampling station: Lavaca-Colorado, Guadalupe or Nueces Estuaries
|
unitless |
station |
ISO_DateTime_UTC |
ISO format (YYYY-mm-ddTHH:MMZ) of Date/Time in Coordinated Universal Time (UTC)
|
yyyy-MM-dd'T'HH:mm'Z' |
ISO_DateTime_UTC |