PIE Signature Data

Watershed

    Water chemistry of the Ipswich & Parker Rivers

    Annual nutrient loading and yield to Plum Island Estuary

    Daily nutrients from Sigma autosamplers in various watershed locations

    Nutrient grab samples from 6 sites of the Ipswich and Parker River

Marsh

   Surface elevation table, raw data, for four transects in the Rowley River study area

    Marsh porewater nutrient concentrations along the Parker River, MA

    Spartina alterniflora biomass, Law's Point Control

    Spartina alterniflora productivity, Law's Point Control

Water Column

    Parker River and Plum Island Sound dawn and dusk dissolved oxygen transects

    Parker River and Plum Island Sound water chemistry transects

    Phytoplankton identification using HPLC and Chem Taxonomy, Plum Island Sound estuary

Benthos

    Benthic metabolism in the Plum Island Sound estuary

    Benthic bulk sediment carbon, nitrogen, chlorophyll a, phaeopigments and porosity from Parker and Rowley River sites

Consumers

    Annual functional group stable isotope surveys in the Plum Island Sound estuary

    Bird observations at the Parker River National Wildlife Refuge

Long Term Experiments

    Biomass measurements Spartina alterniflora low marsh plot-level marsh fertilization experimental site

    Annual productivity at Spartina alterniflora low marsh plot-level marsh fertilization experimental site

    Pore water nutrient chemistry from three marsh fertilization experimental research sites

    Sediment-elevation table measurements from three marsh fertilization experimental research sites