Appendix E
Examples of Long-Term Projects and Records at the Smithsonian Environmental Research Center
RESEARCH AND MONITORING
Estuarine Biology
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Monitoring physical and chemical variables of Rhode River, a subestuary of the Chesapeake Bay – 32 years
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Monitoring water quality and tide level of Chesapeake Bay main stem – 10 years
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Monitoring phytoplankton and microzooplankton population dynamics in Rhode River – 27 years and 15 years, respectively
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Monitoring fish population dynamics in Muddy Creek with fish weir – 20 years
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Monitoring nearshore fish population dynamics in Rhode River with seining – 22 years
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Monitoring epibenthic fish and decapod crustaceans with trawls – 22 years
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Monitoring benthic infauna in Rhode River – 23 years
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Monitoring nearshore shrimp and fish with sweep-net and log-drop sampling – 11 years
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Monitoring crab, killifish, and grass shrimp survival with tethering – 11 years
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Monitoring watershed discharges and stream chemistry in Rhode River weir system – 32 years
Plant Ecology
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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
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Studying effects of CO2 enrichment on scrub oak at Kennedy Space Center – 6 years
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Estimating productivity in Rhode River marsh – 20 years
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Estimating productivity of old forest and mid succession forest – 25 years
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Studying deciduous-forest tree dynamics in Rhode River watershed: species composition and demography on permanent plots – 12 years
Animal Ecology
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Breeding-bird surveys in Rhode River watershed – 20 years
RECORDS AND DATABASES
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Records of precipitation, temperature, wind speed, and so on in Rhode River watershed – 32 years
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Records of precipitation chemistry (wet and dryfall) in Rhode River watershed – 26 years
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Records of micrometeorology of Smithsonian Environmental Research Center deciduous forest – 8 years
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Records of ultraviolet radiation in Maryland and Hawaii – 25 years and 16 years, respectively
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Geographic database of topography, land-use composition and patterns, streams and rivers, and shorelines of Rhode River watershed – 55 years
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Geographic database of land-use history of southern Anne Arundel County based on historical surveys and records, aerial photography, and satellite imagery – 300 years