Since the Clean Air Act Amendments of 1990, lakes in Maine and much of the Northeastern US have seen significant shifts in response to reduced atmospheric deposition as well as climate change. The organisms that inhabit lakes are susceptible to environmental change, but our unde…
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A mesocosm experiment was carried out in a Norwegian fjord near Bergen in May 2006, with the main objective being the study of the effects of increasing concentrations of atmospheric CO2 (and associated effects such as increased acidification) on blooms of natural marine coastal…
Flavobacteriia is the largest class within the phylum Bacteroidetes. Members of Flavobacteriia (frequently written as “flavobacteria”) thrive in a broad range of marine and non-marine ecological niches. Besides, a large proportion of flavobacteria are known as animal pathogens, …
This project expands on the 4200-year history of Laguna Los Mangos by adding diatom analysis to existing records of pollen, charcoal, elemental composition, and stable light isotope analysis. Diatoms were counted in peroxide-treated samples, and data were analyzed using cluster …
Zooplankton play an important trophic role in estuarine ecosystems by transferring energy from phytoplankton and other primary producers to higher levels of the food web. Changes in prey assemblage and environmental factors, such as temperature and salinity, can influence zoopla…