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Asian L onghorned Beetle (ALB)

PDCNR, Bugwood.com. D. Duerr , USDA Forest Service, Bugwood.org. Asian L onghorned Beetle (ALB). PDCNR, Bugwood.com. Outline. Impacts Distribution, status B iology, identification , and symptoms. PDCNR, Bugwood.com. Urban Impacts. Attacks multiple tree species

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Asian L onghorned Beetle (ALB)

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  1. PDCNR, Bugwood.com D. Duerr, USDA Forest Service, Bugwood.org Asian Longhorned Beetle (ALB)

  2. PDCNR, Bugwood.com Outline • Impacts • Distribution, status • Biology, identification, and symptoms

  3. PDCNR, Bugwood.com Urban Impacts • Attacks multiple tree species • Predicted worst-case losses to U.S. urban forests: • 30.3% tree mortality (1.2 billion trees) • $669 billion • Thousands of trees removed during eradication efforts Dennis Haugen, USDA Forest Service, Bugwood.org

  4. PDCNR, Bugwood.com Minnesota Hosts

  5. PDCNR, Bugwood.com Distribution Native to eastern Asia

  6. PDCNR, Bugwood.com Warehouse Detections

  7. PDCNR, Bugwood.com U.S. Infestations Most new infestations due to foreign introductions, not domestic spread

  8. PDCNR, Bugwood.com New York and New Jersey • NJ detection – 2002; declared eradication in March, 2013 • NY detection – 1996; eradication in some areas, but new detection on Long Island in September, 2013 • Hurricane Sandy prompted education about moving firewood

  9. PDCNR, Bugwood.com Chicago • More than 1700 infested trees found over 6 years • Last infested tree found in 2003 • 92,000 trees treated that year • Declared eradicated in 2008 • Schools teach “Beetle Buster” curriculum Thomas B. Denholm, New Jersey Department of Agriculture, Bugwood.org

  10. PDCNR, Bugwood.com Toronto • Discovered in 2003 • Announced eradicated in April, 2013 • Discovered again October, 2013 Thomas B. Denholm, New Jersey Department of Agriculture, Bugwood.org

  11. PDCNR, Bugwood.com Massachusetts • Worcester, 2008 • Potential to cause $41 billion in losses (lumber, maple syrup and tourism industries) on East Coast alone • Between 2009-2012, eradication efforts cost $114,546,000; efforts continue Michael T. Smith, Bugwood.org

  12. PDCNR, Bugwood.com Ohio • Had been found there before, in warehouses • Discovered in 2011 by a vineyard owner • Led to 9,300 infested trees • Infested tree removal is on-going Michael Bohne, Bugwood.org

  13. PDCNR, Bugwood.com Adult Beetle Identification • Body ¾ to 1 ½ " long • Glossy black with white spots (also called starry sky beetle) • Very long, banded antennae • Feet and legs bluish Michael Bohne, Forest Service

  14. PDCNR, Bugwood.com Adult Beetle Identification Male Female Michael Bohne, Bugwood.org

  15. PDCNR, Bugwood.com Look-alikes* White-spotted sawyer No white spot *Size not to scale Michael Bohne, USDA Forest Service

  16. PDCNR, Bugwood.com Adult Feeding Damage Adult “maturation feeding” required for 1-2 weeks before egg-laying begins Dean Morewood, Health Canada Pennsylvania Department of Conservation and Natural Resources – Forestry Archive

  17. PDCNR, Bugwood.com Eggs • 35-90 eggs laid singly in niches chewed by female • Hatch in 10-15 days Dennis Haugen, USDA Forest Service

  18. PDCNR, Bugwood.com Egg Niches Range in appearance from slits to oval Michael Bohne, USDA Forest Service Kenneth R Law, USDA APHIS PPQ

  19. PDCNR, Bugwood.com Egg Niches Mandible marks around outside of niche Kenneth R Law, USDA APHIS PPQ

  20. PDCNR, Bugwood.com Egg Niches Sap running from egg niche wounds Michael Bohne, USDA Forest Service

  21. PDCNR, Bugwood.com Larvae • Feed beneath bark initially; tunnel into heartwood when larger Steven Katovich, USDA Forest Service

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