Redbay Ambrosia beetle - Xyleborus glabratus
Effective: June 16, 2011 - December 31, 2017
Taxonomic Position: Coleoptera : Scolytidae
Pest Type: Insects
Pest Code (NAPIS): INBQRHA
This pest is a member of the following surveys: Exotic Wood Borer / Bark Beetle
These Approved Methods are appropriate for: 2017, 2016, 2015, 2014, 2013, 2012
Pest Information
CAPS Pest Datasheet: https://download.ceris.purdue.edu/file/3111
Pest Tracker: https://pesttracker.org/pest/INBQRHA
Human and Animal Pathogens Transmitted:
Not known to transmit any human or animal pathogens.
Pest Pathogens and Organisms Vectored:
Ophiostoma spp. (blue-stain fungus), Raffaelea spp. (undescribed laural wilt fungus)
Survey

Approved Method(s)
Method Detail NAPIS Survey Method
Trap 104 - Multi-funnel Trap, 8 Funnel, Dry 3001 - General Trapping Procedure
Trap 105 - Multi-funnel Trap, 8 Funnel, Wet 3001 - General Trapping Procedure
Trap 106 - Multi-funnel Trap, 12 Funnel, Dry 3001 - General Trapping Procedure
Trap 107 - Multi-funnel Trap, 12 Funnel, Wet 3001 - General Trapping Procedure
Trap Spacing:
When trapping for woodborers or bark beetles, separate traps with different lure combinations by at least 30 meters (98 feet).

Approved Lure(s)
NAPIS Code Product Dispenser Effectiveness Compound(s)
30 Manuka Oil Lure polysleeve 56 days Manuka oil
Lure Attachment:

Attaching lures to traps

IMPORTANT: Do not include lures for other target species in the trap when surveying for this target.

Lure Notes:
In 2012, the wet collection cup method will be the only method approved for use with multi-funnel (Lindgren) traps.

Survey Recommendations
The following are recommendations for executing the survey using the approved methods for pest surveillance. The recommendations are developed through literature review and consultation with subject matter experts.
Key Diagnostic or Identification

Approved Method(s)
ID/Diagnostic:
Morphological: Examine specimens under a good quality, high powered (preferably with up to 90X) dissecting microscope, with the help of screening aids and a reference collection. Use screening aid for relevant geographical area. Positive identification will depend on examination by a specialist.
Mistaken Identities:
With naked eye, other families of small beetles.

Other Scolytinae

Present in the U.S.: Xyloborinus saxesenii and other Xyleborus.
References
  1. Cognato, A.I. 2006. A review of the Xyleborina (Coleoptera: Curculionidae: Scolytinae) in America north of Mexico, with an illustrated key. Annals of the Entomological Society of America 6: 1034-1056.
  2. Fraedrich, S. W., Harrington, T. C., Rabaglia, R. J., Ulyshen, M. D., Mayfield, A. E., III, Hanula, J. L., et al. 2008. A Fungal Symbiont of the Redbay Ambrosia Beetle Causes a Lethal Wilt in Redbay and Other Lauraceae in the Southeastern United States. Plant Disease 92(2), 215-224.
  3. Mayfield III, A.E., and Thomas, M.C. 2009. Pest Alert: The Redbay Ambrosia Beetle, Xyleborus glabratus Eichhoff (Scolytinae: Curculionidae).

If you are unable to find a reference, contact STCAPS@usda.gov. See the CAPS Pest Datasheet for all references.