We will be using this part of the site to set up resource materials for schools. In the meantime students could check out one of the first news stories about the use of probes is at
http://classic.sacbee.com/
news/news/old/local01_19990503.html

Regarding Harmful algae blooms (HABs) try http://ioc.unesco.org/hab/
Han%2021.pdf

For a fun site on plankton check out the Plankton Net at
http://www.geocities.com/planktonguy/