chesapeake_bay_ws_1-4.pdf - Name: Abhilash Mangamuri Block:...

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Name: Abhilash MangamuriBlock: 1Worksheet 1: Questions for Chesapeake Bay Food Web Before Large-scaleFishing.PLEASE PUT ALL ANSWERS IN A DIFFERET COLOR FONT!!1.Examine the food web before humans lived in the Chesapeake.Noticewhich species groups are abundant (dark circles) and which species groupsare rare (light circles).Color or check the squares on the chart below toindicate which species groups were rare or abundant.2.Are most species abundant or rare? Which species groups are rare?3. How is it possible that the worms/amphipods are considered part of twogroups?In which group are they more appropriately placed? Hint: Worms andamphipods cause rot on the plants that they eat.
4. What is group F? What is the role of detritus in the food web?5. List the number of strong and weak interactions for each of the speciesgroups listed at the top of this chart.Count the number of strong and weakconnections (arrows going to or from a species group) to complete the chartbelow:ConnectionSea Floor PlantsPredatory FishGrazing FishFloating AlgaeStrong:Weak:Total:Strong:Weak:Total:Strong:Weak:Total:Strong:Weak:Total:Strong:Weak:Total:6.The producers can be organized based on where they are found in the water.Some float and some grow from the seabed. Which producers float and whichproducers grow from the sea bottom?7. In this ecosystem, which type of producers are more abundant, the producersthat float or the producers that grow from the sea bottom?8.If whales and turtles become rare in this ecosystem what would you expectto happen to the number of jellyfish?9.If whales, sharks, seals and alligators were removed from the ecosystem whatwould you expect to happen to the numbers of predatory fish?Worksheet 2: Questions for Chesapeake Bay Food Web After Large-

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Term
Fall
Professor
A Shore
Tags
bay

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