Ecological succession

Watch the video for a summary of Primary and Secondary succession.

Complete the following worksheet on succession.

Case study activity on thursday Sept 18

Download PDF file here

Read the Case Study on the Zebra Mussel on page 42-44.

1.   The zebra mussel is not a native species to the Great Lakes and is considered to be an exotic or invasive species. What does this mean?

2.   How did this organism end up in the Great Lakes?

3.   Does the Zebra mussel have a niche now that it is a part of the Great Lakes ecosystem? Explain.

4.   Compare the article with the video we watched in class. How do they compare?

5.   Does the Zebra mussel offer any advantages to its new ecosystem? Explain. What are some of the disadvantages?

6.   In your opinion, do you think the invasiveness of the zebra mussel is a positive or negative? Support your answer.

Unit 1: Ecology Unit Notes

Here are the notes that will be used in class for this Unit. In addition , I will be posting videos that are used in class as well. Please you these resources for regular review and if there are questions or concerns, please come and see me.

Mr.Strickland

Unit 1 Notes Here