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What We Eat Makes                                                                      A top predator requires exponential...
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What we-eat-makes-a-difference-cb1283618123

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Transcript of "What we-eat-makes-a-difference-cb1283618123"

  1. 1. What We Eat Makes A top predator requires exponentially more energy to survive than does a fish at a lower level of the food chain. When wealthy nations catch or a Difference buy top predators, they increase their impact on the ocean compared to poor nations, which tend to eat smaller fish. LEVEL LEVEL LEVEL LEVEL 4 TOP PREDATORS When you eat 3 INTERMEDIATE PREDATORS 2 FIRST-ORDER CONSUMERS 1 PRIMARY PRODUCERS 1apound 100 pounds 1,000 pounds 10 pounds or or of level 2 fish of level 1 organisms of level 4 fish, of level 3 fish it’s like eating ... But if you consume 1 pound 10 pounds or100 pounds of level 3 fish, of level 2 fish of level 1 organisms it’s like eating ...Mariel Furlong, NGM Staff, and Alejandro TumasSource: Sea Around Us Project, University of British Columbia Fisheries Centre
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