character: Dr. Jane Smith
topic: Marine Mammal Contributions to Ecosystem Health
grade: 11
subject: Biology
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character: Professor Mark Johnson
topic: The Role of Oceanographers in Studying Marine Mammal Impacts
grade: 11
subject: Biology
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character: Emily Chen
topic: Conservation Efforts for Marine Mammals and Their Ecosystems
grade: 11
subject: Biology
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character: Dr. Allan Richards
topic: Effects of Marine Mammals on Food Web Dynamics
grade: 11
subject: Biology
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