NTL-LTER Winter Sampling - CFL
Again the sample is an outlier in the usual trend. Water runs through the filter until the filter clogs with particulate matter. That usually takes 5 to 8 milliliters of water during ice cover, Bier says. On this day it took 2.

Again the sample is an outlier in the usual trend. Water runs through the filter until the filter clogs with particulate matter. That usually takes 5 to 8 milliliters of water during ice cover, Bier says. On this day it took 2.