Subset the data | North Temperate Lakes

Please select what columns you would like to include from High Resolution Water Temperature Dissolved Oxygen Chlorophyll pH - Crystal Lake

Column	Definition	Unit
sampledate	sample date
year4	Sampling year	nominalYear
daynum	Day of year	nominalDay
sample_time	time of day when sampled
depth_calculated	Water depth calculated based on sonde measurement. The sonde moves through the water column and measures depth which was corrected to actual measurement depths	meter
wtaer_temp	water temperature at a given depth	celsius
flag_water_temp	flag for water temperature value
pH	pH	pH
flag_ph	flag for data value of pH
chlorophylla	Chlorophyll a concentration	milligramsPerLiter
flag_chlorophylla	flag for chlorophyll a measurement
opt_do2	dissolved oxygen D-OPTO	milligramsPerLiter
flag_do2	flag for dissolved oxygen value
opt_dosat_raw	oxygen concentration in percent of saturation	percent
flag_opt_dosat_raw	flag for oxygen concentration as percent of saturation

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National Science Foundation | LTER Network | Center for Limnology

This material is based upon work supported by the National Science Foundation under Cooperative Agreement #DEB-2025982, NTL LTER. Any opinions, findings, conclusions, or recommendations expressed in the material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.