Invertebrates belonging to the phylum Mollusca with soft, nonsegmented bodies, often covered by a hard shell. Includes snails, clams, oysters, whelks, mussels, slugs, octopuses, and squids.
Mollusks [ More info] Information on mollusks and uses of the identification of fossil mollusks in the fields of biostratigraphy, geochronology, paleocoeanography, paleoecology and ecosystems history. Links to experts and related USGS projects.
Biological resource status and trends: Mollusks [ More info] Information concerning status and trends of biological resources, focusing on Mollusks
Nonindigenous mollusk distribution information [ More info] Descriptions of mollusks and examples of the deleterious effects of nonindigenous species, with links to distribution maps, species lists and related information on mollusks.
Estuaries of the Greater Everglades Ecosystem: Laboratories of Long-term Change [ More info] Explains how we reconstruct past environmental conditions, especially salinity, to help guide ecosystem restoration efforts in this area.
EverView Data Viewer [ More info] Software and data to help people model the likely response of populations of organisms to various strategies that might be employed to remedy the effects of damaged ecosystems.
National analysis of trace elements in ground water, streams, stream and reservoir sediment, and fish and clam tissue across the United States [ More info] Trace elements are inorganic chemicals occurring in small amounts in nature. This web site of the National Water Quality Assessment links to U.S. data, publications, news, and other sites on trace metals, metalloids and radionuclides in water.
Nonindigenous aquatic species alert system [ More info] Reports indicating locations where non-indigenous aquatic organisms have been collected. Includes RSS feed you can subscribe to.
Nonindigenous Plants and Animals in Florida [ More info] Brief descriptions of programs of research on aquatic nonindigenous plants and animals at the Florida Integrated Science Center with links to descriptions, videos, posters, and reports on various exotic plant and animals species.
Recent changes in the food web of Lake Erie - the role of phosphorus and zebra mussels [ More info] Brief overview of the proliferation of zebra mussels and the role of phosphorus in Lake Erie with links to publications related to Lake Erie water quality.
Red-Rimmed Melania (Melanoides tuberculatus) - A Snail in Biscayne National Park, Florida - Harmful Invader or Just a Nuisance? [ More info] Explains how this potentially harmful invasive species arrived, why we are concerned, where in the area it is found, what environmental factors control its spread, and what might be done in response.
Salinity variation in an estuary used for oyster cultivation in southeastern North Carolina during the passover of the eye of Hurricane Bertha [ More info] Review of a study monitoring changes in salinity in Alligator Bay, NC during a 1996 hurricane due to the influx of fresh and saltwater and the effect it would have on oyster aquaculture.
Selenium and stable isotopes of carbon and nitrogen in the benthic clam Corbula amurensis from Northern San Francisco Bay, California: May 1995-February 2010 [ More info] Monthly selenium concentration in this keystone species shows strong spatial and seasonal variation in a five-year series of analyses.
Southeast Ecological Science Center - poster presentations [ More info] Poster presentations related to Greater Everglades, marine and coral studies, ecotoxicology, manatees, coastal ecology, nonindigenous aquatic species, coastal ecology, freshwater fisheries, and herpetology.
USGS Zebra Mussel Monitoring Program for north Texas [ More info] General characteristics of this invasive freshwater mollusk, focusing on how we monitor its presence and migration through this region.
Alphabetical Index of Topics
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