Invasive Species in Michigan: Key Insights and Actions

Tom Alwin, an aquatic biologist, introduces the basics of invasive species, highlighting their impact on Michigan's residents, economy, ecosystems, and human health. He explains the forms invasive species can take, such as plants, animals, and microbes, and provides examples like feral swine and Eurasian watermilfoil. The video discusses the economic and environmental damage caused by invasive species, emphasizing the importance of prevention and management. Resources for further learning and prevention are also provided.

What defines an invasive species?

• A species beneficial to the local ecosystem

• A species native to the area

• A non-native species that causes harm

• A species that is endangered

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Which species is considered beneficial and not invasive in Michigan?

• Eurasian Watermilfoil

• Feral Swine

• Honey Bee

• African Bee

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What kind of damage do feral swine cause?

• They improve soil quality

• They have no significant impact

• Damage to forests, crops, and water resources

• They increase property values

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What is the role of the honey bee in Michigan?

• It is harmful to crops

• It is beneficial for pollination

• It has no significant role

• It is considered invasive

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What is a major economic impact of invasive species?

• Increased biodiversity

• Decreased property values

• Increased property values

• No impact

What is the estimated annual cost to manage aquatic plants in Michigan?

• $24 million

• $137 billion

• $500,000

• $1 million

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Why is preventing the introduction of invasive species crucial?

• No reason

• To reduce management and control costs

• To increase biodiversity

• To promote their spread

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Which invasive species causes significant damage to ash trees?

• Garlic Mustard

• Emerald Ash Borer

• Asian Long-horned Beetle

• Giant Hogweed

Which plant releases chemicals that harm native trees and plants?

• Eurasian Watermilfoil

• Garlic Mustard

• Giant Hogweed

• Asian Long-horned Beetle

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How can invasive species affect human health?

• No impact

• Causing blistering and scarring from contact

• Improving air quality

• Enhancing recreational activities

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