The EXTOXNET InfoBase provides a variety of information about pesticides. Access the Pesticide Information Profiles (PIPs) for specific information on pesticides. Toxicology Information Briefs (TIBs) contain a discussion of certain concepts in toxicology and environmental chemistry. Other topic areas include: Toxicology Issues of Concern (TICs), Factsheets, News about Toxicology Issues, Newsletters, Resources for Toxicology Information, and Technical Information.

A previously unknown contaminant, similar to PCBs and dioxins, and suspected to be of marine origin, has been found in the eggs of Atlantic and Pacific Ocean seabirds. If a marine organism is proven to be the source, it would be the first instance of a naturally produced organohalogen accumulating in the eggs of wild birds.

The Amanita spp. are a genus of mushrooms containing a few species famous for their toxicity. There are many edible amanitas, but eating the wrong one can get you into heaps of trouble, not to mention the delerium, vomiting, diarrhea, cramps, liver failure or death you may experience.

AFRRI, a triservice laboratory chartered in 1961, conducts research in the field of radiobiology and related matters essential to the operational and medical support of the U.S. Department of Defense and the military services. The institute collaborates with other governmental facilities, academic institutions, and civilian laboratories in the United States and other countries. Its findings have broad military and civilian applications.

GLEC is headquartered in Traverse City, Michigan. The Center was established in June 1989, to serve the expanding environmental needs in the Great Lakes basin and throughout the United States. The Center has diverse capabilities focused on aquatic/sediment toxicology (toxicity testing), non-point source pollution evaluation, environmental chemistry, nutrient monitoring, bioconcentration/bioaccumulation evaluation, environmental assessment and analysis, environmental planning, environmental compliance, ecological risk assessment, regulatory services (hydroelectric studies, etc.), ecological surveys, biological surveys (macroinvertebrates, aquatic plants, fish, plankton), modeling, GIS, mapping, microbiology, site-specific criteria development.

Fish Kills Neurotoxins chronic algea blooms dinoflagellates pfisterias chattonella veruculosa. Dangerous Aquatic Health issues at the beach, ocean, coastal bays and aquatic areas along back bays of Ocean City Maryland and Delaware and other coastal communities.

Aqua Survey is an Ecotoxicology Company with an emphasis on Dredge Sediment Studies, TIE's, Vibracoring, Bioassays, Sediment Sampling, Bioaccumulation studies and Fate & Effects Testing.

Environmental Permitting, Environmental Services, Environmental Consultants. Environmental Services & Consulting is a certified HUBZone small business providing laboratory, field and services to both public and private sector clients.

Sciences International, Inc. is a consulting firm based in the Washington, DC metropolitan area. We are dedicated to the resolution of scientific and technical issues relating to the impacts of chemicals and other substances on human health and the environment. Our firm specializes in many of the areas that constitute the field of environmental health.

This site contains information and resources on a variety of topics related to the growing field of ecological risk analysis. This is an updated and expanded version of the original ORNL site by this name. Whereas the previous version focused on ecological risk assessments for hazardous waste sites (i.e., chemicals), this site now contains information on the expanded role of ecological risk analysis in environmental decision making. All of the tools that made this site popular with risk assessors in the 1990s are still available.