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Food-web Dynamics in a Marine Ecosystem Graduate Partners in Science Education ARIZONA STATE UNIVERSITY Lesson created by Yaiyr Astudillo-Scalia.

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Presentation on theme: "Food-web Dynamics in a Marine Ecosystem Graduate Partners in Science Education ARIZONA STATE UNIVERSITY Lesson created by Yaiyr Astudillo-Scalia."— Presentation transcript:

1 Food-web Dynamics in a Marine Ecosystem Graduate Partners in Science Education ARIZONA STATE UNIVERSITY Lesson created by Yaiyr Astudillo-Scalia

2 http://www.youtube.com/watch?v=fH67Dr3L_NM The Circle of Life

3 A Food-web Example http://www.regjeringen.no/pages/2243615/HFIG/fig3-2.jpg

4 Complex vs. Simple Food Webs http://www.oceanclassrooms.com/resources/images/moodlecourses/ms101/unit7/Energy%20Flow.jpg

5 Simulation ItemRepresentsCan consume Green clipsPlankton-- Blue clipsHerringPlankton Red clipsSalmonHerring, plankton Small magnetsSealsHerring, salmon Medium magnetsOrcasSalmon, seals Large magnetsFisheries (Humans)Herring, salmon Alaska: a simplified marine food web

6 Show the next slide only after the activity has been completed

7 Alaska: a simplified marine food web All images from Google Images Fisheries (Humans) Orcas Seals Salmon Herring Plankton (not drawn to scale)

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