A research group in Finland; studies on zooplankton, cyanobacteria, fish and blue mussels in the Baltic Sea -- staff, projects, publications.

A review of the literature on the use of enzyme induction in aquatic organisms to measure environmental pollution.

Part of the Fresh Water web site.

A technical article by Tim B. Graham about climate change and ephemeral pool ecosystems, with photographs.

Featuring the habitats, animals, and plants of Canada's oceans, rivers, lakes, and wetlands. University of Guelph.

Aquatic world information on aquaculture, conservation, education, fisheries, limnology, oceanography, ocean engineering, maritime heritage, and seafood. Online store.

Biological indicators have been developed and applied at field sites in the eastern U.S. to assess the effects that environmental stressors such as contaminants have on the health of aquatic organisms. (Environmental Sciences Division at Oak Ridge National Laboratory.)