Unit V

Click here for Homework Page 522-527

Click here for Homework Page 527-531

Most of the plankton you will see in the lab will be phytoplankton…many different types of diatoms and dinoflagellates…use the plankton book to find and identify your phytoplankton.

Check out the phytoplankton on the base of the marine energy pyramid from this link marine food webs
energy pyramid

All of the Symbiotic relationships from the two videos should be complete. They include Parasitism, Commensalism and Mutualsim

Click on this link Symbiosis PDF for a review on this topic

Mutualism Parasitism Commensalism
clownfish and sea anemone lamprey and fish remora and shark
Check out the 2 clownfish swimming in the tentacles of a sea anemone (an nem mony)
Clownfish receives food, shelter, and protection from Sea Anemone. In return, Clownfish protects Anemone by chasing away Butterfly Fish that like to bite off the ends of Anemone’s tentacles.
Check out the two Lampreys attached to this fish
Adult lamprey’s will feed by attaching themselves to a fish, and will then secrete a powerful anticoagulant that may last for weeks or months.
They will fall off the host fish when they are either full or satisfied or the host fish dies.
Check out the Remora fish underneath the jaw of the shark
The Remora is not considered to be a parasite, despite its being attached to the host. Instead they are considered to have a commensal relationship with their host, since they do not hurt the host and are just along for the ride.

dolphin jumps

Look on the right side bar for Marine Science Links and click on the link for Plankton and Food Webs for a worksheet on Plankton and Food Webs. This assignment is to be finished, printed out and handed in.

A link to the Algae PDF will help you answer the questions on page 57 of your Unit 5 worksheet on Algae

A good source for info on seaweeds is located as a link on the right sidebar

red algae(Rhodophyta) is a good source of carrageenan (roll mouse over picture to see red algae)

products that have carrageenan in them

Click here for interactive BBC games website about food webs……Play webs of Life and Friend or Foe

Click here for the worksheet that accompanies the BBC site

Click here for a review of Unit 5 using the millionaire game

Click here for a review of Unit 5 using the challenge board

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