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Environmental Modeling Community of Practice

Food Chain Models to Assess Exposures

The EPA Center for Exposure Assessment Modeling (CEAM) distributes simulation models and database software designed to determine exposure levels and effects of environmental contaminants on organisms which make up the food chain.

Available Products

The following food chain models were developed by the U.S. Environmental Protection Agency in conjunction with other government, academic, and commercial institutions. To find out more about a particular model, click on a hyper-linked model name in the table below. The models listed are available for download and are subject to the CEAM distribution and support policy.

Product Name Operating System Key Words Maintained By
ACE Win 9x, NT, 2000, XP acute, chronic, toxicity, concentration, exposure EPA National Health and Environmental Effects Research Laboratory (NHEERL)
AQUATOX Win XP, Vista, 7 aquatox, simulation model, fate prediction, aquatic systems, effect on ecosystem, ecological risk assessments, aquatic ecosystem CEAM
BASS Win 98, NT, 2000, XP BASS, fish, bioaccumulation, population dynamics, biomass dynamics, rivers, lakes, reservoirs, assessment, fishery, management, regulatory CEAM
FGETS Win 9x, NT aquatic biology, assessment, chemistry, environmental effects, metals, monitoring, NPS related, point source(s), test/analysis, toxicity CEAM
SERAFM MS-Excel 2003 serafm, exposure, assessment, mecury, hg, surface water, pond, stream, river CEAM
Web-ICE Javascript enabled browser toxicity, acute, aquatic, terrestrial, species, exposure EPA National Health and Environmental Effects Research Laboratory (NHEERL)
WHATIF Win XP(SP2) watershed, health, fish, habitat, macro-invertebrate, biodiversity, BASS, biomass, biota, aquatic ecosystem, MAHA, CVI, hydraulic, bankfull, flow, restoration, foodweb, mercury, PCB, dioxin CEAM