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Sediment Exclusion Experiment

After a pilot installation, we installed the full-scale sediment exclusion experiment in the Delaware River in summer 2017. At two tidal marsh sites in the Delaware (Dividing Creek and Dennis […]

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Tidal Creek Import/Export

We continued our tidal creek import/export measurements during the 2017 field season.  We’ve measured the tidal exchange of materials (water, sediment, carbon, nutrients) several times at high-elevation and low-elevation marsh […]

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Floating Chambers

We’ve put effort into understanding the verical marsh-atmosphere exchange of CO2 (through both chamber measurements and eddy covariance towers), and the later exchange of carbon through the import/export measurements, but […]

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Winter Metabolism

We visited Plum Island for a winter sampling in March 2017.  We got our wish: a frozen marsh! Chamber measurements with ice over the collars yielded very low measurements of […]

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October Import/Export

We conducted tidal creek import and export measurements in mid October on the four sites we’ve been working on during 2016.  Daylight is in somewhat shorter supply this time of […]

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Early fall sampling 

We took a quick trip to Plum Island for an early fall CO2 gas flux measurement.     Brian, Mary, and Alec are measuring CO2 exchange between the marsh and the […]

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Plum Island Sampling

Our last summer sampling in Plum Island! We’re doing tidal creek import/export on 4 creeks, a water-column production and respiration experiment, marsh CO2 gas flux measurements, and helping out with […]

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Maine Sampling Trip

We visited tidal wetlands in the Kennebec River in coastal Maine as part of our survey of wetland accretion rates along the East Coast of the U.S.  We collected 10 […]