Invasive Species

• What is invasion?

  The process of dispersing organisms
• What is an invasive?

  Adventive species that damage the environment or cause economic hardship
• Introduced species?

  Purposefully brought species and given a habitat
• What is an established species?

  Able to reproduce in the environment
• What is a naturalized species?

  Integrated into the food web
• What problems do invasive species pose?

  Biodiversity loss, degrade environment, cause large economic costs, and threaten humans native fauna
• How is risk managed?

  Interception, eradication, containment, and management
• Asian Longhorn Beetle?

  Glossy, black

  Infests trees, carried in form wooden packing material (China + Korea)

  
• Soybean Aphid?

  Non-persistant transmitted mosaic virus, as well as other diseases
• Gypsy Moth?

  Brought to the US for silk production and escaped cultication

  
• Gypsy Moth invasive traits?

  With stand a wide range of temperature, deforestation during population outbreaks can disrupt the ecosystem
• Emerald Ash Borer?

  Originally common to China, Japan, Korea, and East Russia

  Destroys ash trees (100 million dead)

  
• Brown Stink Bug?

  Native to South East Asia

  First collected in PA, now is a serious pest to farm crops

  
• Chesnut Gall Wasp?

  Introduced from Asia into the US

  
• Spotted Lantern Fly?

  Comes from South East Asia, recorded in PA.

  Host is many native ornamental plant species