Many thanks to the following individuals, organizations and corporations: | |
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John Maley at Idexx Laboratories for the more-than-generous donationions and support. Go to http://www.idexx.com/Water/ for more info on their products. |
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Roger Philips and his staff at the Monterey Bay Aquarium for their assistance and instruction on developing methods, as well as for their gracious equipment loans and technical support |
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Faylla Chapman at Morro Bay High School for her technical support, trouble shooting assistance, and bacteria cultures |
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The oyster (experimental) tank. Both tanks were constructed out of sliced semi-tractor-trailer truck tires with upside down flower pots stuck up through their middles. Interior surfaces were covered with fiber glass to prevent toxic tire chemicals from seeping into the water. |
The control tank | ![]() |
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An average oyster specimen |
A close look at the oysters in the tank. Ones with their shells slightly open are actively filtering. | ![]() |
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Taking a water sample... |
A small amount of each sample must be added to a bottle of 100 ml of sterile fresh water. A chemical is mixed in, and then the contents is poured into a tray. | ![]() |
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The trays are sealed using a device that distributes the water evenly into each well of the tray and then heat seals each well closed. |
All trays are put into the incubator. After 18 hours, certain wells in the tray will turn yellow. The number of yellow wells is plugged into a chart that gives actual concentrations | ![]() |