Aquatic Ecology Page
   Guide to aquatic life and ecology resources on the Internet, with sections on algae, plants, animals and aquatic ecosystems.
   http://www.nysfola.org/alinks/

Aquatic Network
   Aquatic world information on aquaculture, conservation, education, fisheries, limnology, oceanography, ocean engineering, maritime heritage, and seafood. Online store.
   http://www.aquanet.com/

Bioindicators of Aquatic Ecosystem Stress
   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 Nation
   http://www.esd.ornl.gov/programs/bioindicators/

Biological Markers of Water Pollution
   A review of the literature on the use of enzyme induction in aquatic organisms to measure environmental pollution.
   http://www.brighton73.freeserve.co.uk/tomsplace/scientific/msc-thesis/mst-revi.htm

Canada's Aquatic Environments
   Featuring the habitats, animals, and plants of Canada's oceans, rivers, lakes, and wetlands. University of Guelph.
   http://www.aquatic.uoguelph.ca/

Environment Canada: Aquatic Ecosystems
   Part of the Fresh Water web site.
   http://www.ec.gc.ca/water/en/nature/aqua/e_aqua.htm

Potholes and Vernal Pools as Potential Indicator Systems
   A technical article by Tim B. Graham about climate change and ephemeral pool ecosystems, with photographs.
   http://geochange.er.usgs.gov/sw/impacts/biology/vernal/

Research Group of Experimental Zooplankton Ecology
   A research group in Finland; studies on zooplankton, cyanobacteria, fish and blue mussels in the Baltic Sea -- staff, projects, publications.
   http://haavi.fimr.fi/ezeco/