http://water.epa.gov/type/oceb/kids.cfmhttp://news.nationalgeographic.com/news/2004/06/0607_040607_phytoplankton.html
http://www.srel.edu/outreach/factsheet/zooplankton.html
http://www.ctcase.org/reports/LIS.pdf
http://water.epa.gov/learn/kids/estuaries/index.cfm
http://longislandsoundstudy.net/issues-actions/habitat-quality/
http://web2.uconn.edu/seagrant/publications/marineed/curricpt1.pdf
http://seagrant.uconn.edu/publications/marineed/LISINJAR.pdf:
http://oceanservice.noaa.gov/education/kits/estuaries/estuaries03_ecosystem.html
/curriculum/units/2012/3/12.03.02.x.html
http://www.b2science.org/sites/b2science.org/files/taraplan4.pdf
http://philiporton.com/