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Review PPt on blog, there is a test tuesday, we will review monday. Look at the video on mussels again and this time pay attention to the organisms that are affected.

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We are dissecting tomorrow, don't wear your favorite shirt.

invasive species Hw

Finish watching pt 2 invasive species zebra and quagga mussels. How do they affect the ecosystem? What are three ways that they affect the Great Lakes ecosystem?

tuesday

There is a quiz tomorrow on abiotic (nonliving) vs. biotic factors (living). Dress to go out walking We will be near, but not in the water.

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Since dissolved oxygen is the most important abiotic factor, come up with a list of factors that affect dissolved oxygen in aquatic systems. Determine if they make them increase or decrease the dissolved oxygen levels. Come in Tuesday ready to go out , but not necessarily into the water.

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Take notes on the first few slides in the Aquatic ecology bio ppt.

Welcome!!

Welcome to the class. I hope you learn a lot about the ecology of lakes, rivers and the ocean. In the good weather we go out and investigate the river, stream and pond nearby. Take good notes and participate and you will be successful and have fun too.