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Life Sciences Commons

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Utah State University

Journal

2012

Guam

Articles 1 - 3 of 3

Full-Text Articles in Life Sciences

Efficacy Of Aerial Broadcast Baiting In Reducing Brown Treesnake Numbers, Larry Clark, Peter J. Savarie Jan 2012

Efficacy Of Aerial Broadcast Baiting In Reducing Brown Treesnake Numbers, Larry Clark, Peter J. Savarie

Human–Wildlife Interactions

The brown treesnake (Boiga irregularis) is an invasive predator that was introduced on Guam as a stowaway in cargo after World War II. Since then, the population has exploded, attaining 50 to 100 snakes per ha in some areas. The snake has caused the extirpation of ten of the 12 native forest bird species on Guam. The U.S. Department of Agriculture, Wildlife Services, has a program to deter the spread of snakes from Guam to other islands. Hand capture from fences, trapping, toxic bait stations, and canine inspection of outbound cargo methods are used in the control program …


Examining A Potential Brown Treesnake Transport Pathway: Shipments From Guam, Samantha Sue Kahl, Scott E. Henke, Marc A. Hall, Andrea R. Litt, Gad Perry, David K. Britton Jan 2012

Examining A Potential Brown Treesnake Transport Pathway: Shipments From Guam, Samantha Sue Kahl, Scott E. Henke, Marc A. Hall, Andrea R. Litt, Gad Perry, David K. Britton

Human–Wildlife Interactions

Shipments of cargo and household goods have been identified as pathways for brown treesnake (Boiga irregularis) transport from Guam to other locations. We analyzed data regarding shipments of military household goods leaving Guam during 2006 to 2009 to identify the potential for human transport of brown treesnakes to the United States by determining when shipments most commonly occur and identifying primary receiving areas. We found that the number of shipments was highest during the months of May and June and that California receives more shipments (23% of total shipments) than any other location. Approximately 98% of shipments originated …


Brown Treesnakes: A Potential Invasive Species For The United States, Samantha Sue Kahl, Scott E. Henke, Marc A. Hall, David K. Britton Jan 2012

Brown Treesnakes: A Potential Invasive Species For The United States, Samantha Sue Kahl, Scott E. Henke, Marc A. Hall, David K. Britton

Human–Wildlife Interactions

Brown treesnakes (ˆ) are mildly venomous, exotic snakes that have the potential to become an invasive species in North America, Hawaii, and the Commonwealth of the Northern Mariana Islands. The snake is native to northern and eastern Australia, New Guinea, and other islands of northern and western Melanesia. The snakes were first found outside their native range on Guam in 1953. The exact date they reached the island is uncertain, but they are believed to have arrived on military cargo transport vessels some time during or just after World War II. During the years that followed, the population of brown …