Appendix E
Examples of Long-Term Projects and Records at the Smithsonian Environmental Research Center

RESEARCH AND MONITORING

Estuarine Biology

  • Monitoring physical and chemical variables of Rhode River, a subestuary of the Chesapeake Bay – 32 years

  • Monitoring water quality and tide level of Chesapeake Bay main stem – 10 years

  • Monitoring phytoplankton and microzooplankton population dynamics in Rhode River – 27 years and 15 years, respectively

  • Monitoring fish population dynamics in Muddy Creek with fish weir – 20 years

  • Monitoring nearshore fish population dynamics in Rhode River with seining – 22 years

  • Monitoring epibenthic fish and decapod crustaceans with trawls – 22 years

  • Monitoring benthic infauna in Rhode River – 23 years

  • Monitoring nearshore shrimp and fish with sweep-net and log-drop sampling – 11 years

  • Monitoring crab, killifish, and grass shrimp survival with tethering – 11 years

  • Monitoring watershed discharges and stream chemistry in Rhode River weir system – 32 years

Plant Ecology

  • Studying effects of CO2 enrichment on marsh communities and ambi-



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Appendix E Examples of Long-Term Projects and Records at the Smithsonian Environmental Research Center RESEARCH AND MONITORING Estuarine Biology Monitoring physical and chemical variables of Rhode River, a subestuary of the Chesapeake Bay – 32 years Monitoring water quality and tide level of Chesapeake Bay main stem – 10 years Monitoring phytoplankton and microzooplankton population dynamics in Rhode River – 27 years and 15 years, respectively Monitoring fish population dynamics in Muddy Creek with fish weir – 20 years Monitoring nearshore fish population dynamics in Rhode River with seining – 22 years Monitoring epibenthic fish and decapod crustaceans with trawls – 22 years Monitoring benthic infauna in Rhode River – 23 years Monitoring nearshore shrimp and fish with sweep-net and log-drop sampling – 11 years Monitoring crab, killifish, and grass shrimp survival with tethering – 11 years Monitoring watershed discharges and stream chemistry in Rhode River weir system – 32 years Plant Ecology Studying effects of CO2 enrichment on marsh communities and ambi-

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ent CO2 in Rhode River marsh (“World’s longest-running field experiment on the effects of CO2 enrichment on natural plant communities”) – 15 years Studying effects of CO2 enrichment on scrub oak at Kennedy Space Center – 6 years Estimating productivity in Rhode River marsh – 20 years Estimating productivity of old forest and mid succession forest – 25 years Studying deciduous-forest tree dynamics in Rhode River watershed: species composition and demography on permanent plots – 12 years Animal Ecology Breeding-bird surveys in Rhode River watershed – 20 years RECORDS AND DATABASES Records of precipitation, temperature, wind speed, and so on in Rhode River watershed – 32 years Records of precipitation chemistry (wet and dryfall) in Rhode River watershed – 26 years Records of micrometeorology of Smithsonian Environmental Research Center deciduous forest – 8 years Records of ultraviolet radiation in Maryland and Hawaii – 25 years and 16 years, respectively Geographic database of topography, land-use composition and patterns, streams and rivers, and shorelines of Rhode River watershed – 55 years Geographic database of land-use history of southern Anne Arundel County based on historical surveys and records, aerial photography, and satellite imagery – 300 years