Monthly Archives: July 2018

Results!

After taking a trip to the University of Pennsylvania to use their ICP-OES, I have phosphorus data for all of my sites! In the coming days, I will plot and interpret this data using ArcGIS and Excel. With a combination … Continue reading

Posted in Frances Velay Fellowship | Comments Off on Results!

PO4 Cycler

Although we ultimately concluded that it is not the best option for this project, we briefly experimented with using the Sea-Bird Scientific HydroCycle-PO4 Phosphate Sensor for in-lab P analysis while waiting for access to an ICP. It is meant for … Continue reading

Posted in Frances Velay Fellowship | Comments Off on PO4 Cycler

Chlorine extractions and filtration

Now that I’ve collected and dried my bed sediment samples, I am using a 1M CaCl2 solution to extract the bioavailable sediment-bound P from the sediment itself. Each sample will be left in-solution on a shaker table for 24 hours, … Continue reading

Posted in Frances Velay Fellowship | Comments Off on Chlorine extractions and filtration