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Oregon Invasive Species Council
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Oregon Invasive Species 2011 Calendar
January 2011- Atlantic salmon
February 2011- Silver Y moth
March 2011- Pike
April 2011- Leidy's comb jelly
May 2011- Goatsrue
June 2011- Algae, toxic cyanobacteria
July 2011- European wood wasp
August 2011- Non-native colonial tunicates
September 2011- Imported fire ant
October 2011- Chronic Wasting Disease
November 2011- Asian brackish water clam
Invasive species calendars for 2009 and 2010
January 2011- Atlantic salmon
Atlantic salmon
Invasive species of the month- Atlantic salmon
February 2011- Silver Y moth
Photo credit Julieta Brambila USDA APHIS PPQ
Invasive species of the month- Silver Y moth
March 2011- Pike
Northern Pike
Invasive species of the month- Pike

April 2011- Leidy's comb jelly
Leidy's comb jelly
Invasive species of the month- Leidy's comb jelly

May 2011- Goatsrue
Goatsrue
Invasive species of the month- Goatsrue

June 2011- Algae, toxic cyanobacteria
Algae toxic cyanobacertia
Invasive species of the month- Algae, toxic cyanobacteria

July 2011- European wood wasp
Sirex Noctilio
Invasive species of the month- European wood wasp, Sirex noctilio
August 2011- Non-native colonial tunicates
Colonial tunicates
Invasive species of the month- Non native colonial tunicates - Didemnum vexillum

September 2011- Imported fire ant
Imported Fire Ant
Invasive species of the month- Imported fire ant

October 2011- Chronic Wasting Disease
Chronic Wasting Disease
Photo by Colorado Division of Wildlife
Invasive species of the month- Chronic Wasting Disease

November 2011- Asian brackish water clam
Asian Brackish water clam
photo by Cindy Brown
Invasive species of the month- Asian brackish water clam

Invasive species calendars for 2009 and 2010
More invasive species calendar for 2009 and 2010

Page updated: April 27, 2012