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Colorado - Avian influenza in wild birds 2024-2025

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  • #16
    Detections of Highly Pathogenic Avian Influenza in Wild Birds

    Last Modified: July 09, 2025
    ...
    State County Collection Date Date Detected HPAI Strain Bird Species WOAH Classification Sampling Method

    Colorado Broomfield 2/24/2025 7/3/2025 EA/AM H5N1 Great horned owl Wild bird Morbidity/Mortality
    Colorado Weld 2/24/2025 7/3/2025 EA/AM H5N1 Cackling goose Wild bird Morbidity/Mortality
    Colorado Larimer 1/25/2025 7/3/2025 EA/AM H5N1 Great horned owl Wild bird Morbidity/Mortality
    ...

    Comment


    • #17
      Detections of Highly Pathogenic Avian Influenza in Wild Birds

      Last Modified: August 06, 2025
      ...
      State County Collection Date Date Detected HPAI Strain Bird Species WOAH Classification Sampling Method
      Colorado Arapahoe 4/10/2025 7/24/2025 EA/AM H5N1 Peregrine falcon Wild bird Morbidity/Mortality
      Colorado Denver 11/24/2024 7/24/2025 EA/AM H5N1 Peregrine falcon Wild bird Morbidity/Mortality
      Colorado Larimer 11/23/2024 7/11/2025 EA H5N1 Great horned owl Wild bird Morbidity/Mortality
      Colorado Chaffee 1/27/2025 7/11/2025 EA/AM H5N1 Canada goose Wild bird Morbidity/Mortality
      Colorado Weld 1/29/2025 7/11/2025 EA/AM H5N1 Goose (unidentified) Wild bird Morbidity/Mortality
      Colorado Larimer 1/18/2025 7/10/2025 EA/AM H5N1 Goose (unidentified) Wild bird Morbidity/Mortality
      Colorado Larimer 3/26/2025 7/7/2025 EA/AM H5N1 Red-tailed hawk Wild bird Morbidity/Mortality
      ​​...

      Comment


      • #18
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        Saguache County, Colorado
        /https://en.wikipedia.org/wiki/Saguache_County,_Colorado
        -------------------------------------------------------------------​
        Detections of Highly Pathogenic Avian Influenza in Wild Birds

        Last Modified: September 24, 2025
        ...
        State County Collection Date Date Detected HPAI Strain Bird Species WOAH Classification Sampling Method
        Colorado Saguache 9/4/2025 9/16/2025 EA H5 Mallard Wild bird Live bird
        Colorado Saguache 9/4/2025 9/16/2025 EA H5 Green-winged teal Wild bird Live bird
        Colorado Saguache 9/2/2025 9/16/2025 EA H5 Redhead duck Wild bird Live bird
        Colorado Saguache 9/2/2025 9/16/2025 EA H5 Teal (unidentified) Wild bird Live bird
        Colorado Saguache 9/2/2025 9/16/2025 EA H5 Green-winged teal Wild bird Live bird
        Colorado Saguache 9/2/2025 9/16/2025 EA H5 Gadwall Wild bird Live bird
        Colorado Saguache 9/2/2025 9/16/2025 EA H5 Gadwall Wild bird Live bird
        Colorado Saguache 9/2/2025 9/16/2025 EA H5 Gadwall Wild bird Live bird
        Colorado Saguache 9/2/2025 9/16/2025 EA H5 Gadwall Wild bird Live bird
        Colorado Saguache 9/2/2025 9/16/2025 EA H5 Gadwall Wild bird Live bird
        Colorado Saguache 9/2/2025 9/16/2025 EA H5 Gadwall Wild bird Live bird
        Colorado Saguache 9/2/2025 9/16/2025 EA H5 Gadwall Wild bird Live bird
        Colorado Saguache 9/2/2025 9/16/2025 EA H5 Gadwall Wild bird Live bird
        Colorado Saguache 9/2/2025 9/16/2025 EA H5 Gadwall Wild bird Live bird
        Colorado Saguache 9/2/2025 9/16/2025 EA H5 Gadwall Wild bird Live bird
        Colorado Saguache 9/2/2025 9/16/2025 EA H5 Gadwall Wild bird Live bird
        Colorado Saguache 9/2/2025 9/16/2025 EA H5 Gadwall Wild bird Live bird
        ​...


        Comment


        • #19
          Detections of Highly Pathogenic Avian Influenza in Wild Birds
          ...
          State County Collection Date Date Detected HPAI Strain Bird Species WOAH Classification Sampling Method
          Colorado Larimer 9/19/2025 9/26/2025 EA H5 Wild turkey Wild bird Morbidity/Mortality
          Colorado Larimer 9/18/2025 9/25/2025 EA H5 Turkey vulture Wild bird Morbidity/Mortality
          Colorado Larimer 9/17/2025 9/24/2025 EA H5 Great horned owl Wild bird Morbidity/Mortality
          Colorado Larimer 9/9/2025 9/22/2025 EA H5 Mallard Wild bird Live bird
          Colorado Larimer 9/13/2025 9/22/2025 EA H5 Blue-winged teal Wild bird Hunter harvest
          Colorado Larimer 9/13/2025 9/22/2025 EA H5 Blue-winged teal Wild bird Hunter harvest
          ​...

          Comment


          • #20
            Detections of Highly Pathogenic Avian Influenza in Wild Birds

            Last Modified: October 08, 2025​
            ...
            State County Collection Date Date Detected HPAI Strain Bird Species WOAH Classification Sampling Method
            Colorado Gunnison 9/23/2025 10/6/2025 EA H5 Turkey vulture Wild bird Morbidity/Mortality
            ​...

            Comment


            • #21
              Detections of Highly Pathogenic Avian Influenza in Wild Birds
              ...
              State County Collection Date Date Detected HPAI Strain Bird Species WOAH Classification Sampling Method
              Colorado Saguache 10/4/2025 10/20/2025 EA H5 American wigeon Wild bird Hunter harvest
              Colorado Saguache 10/4/2025 10/20/2025 EA H5 Green-winged teal Wild bird Hunter harvest
              Colorado Jackson 10/4/2025 10/20/2025 EA H5 Mallard Wild bird Hunter harvest
              Colorado Jackson 10/4/2025 10/20/2025 EA H5 Green-winged teal Wild bird Hunter harvest
              Colorado Alamosa 10/5/2025 10/20/2025 EA H5 Gadwall Wild bird Hunter harvest
              Colorado Alamosa 10/5/2025 10/20/2025 EA H5 Green-winged teal Wild bird Hunter harvest
              Colorado Jackson 10/5/2025 10/20/2025 EA H5 Mallard Wild bird Hunter harvest
              Colorado Rio Grande 10/11/2025 10/20/2025 EA H5 American wigeon Wild bird Hunter harvest
              Colorado Rio Grande 10/11/2025 10/20/2025 EA H5 Mallard Wild bird Hunter harvest
              Colorado Rio Grande 10/11/2025 10/20/2025 EA H5 Mallard Wild bird Hunter harvest
              Colorado Larimer 10/11/2025 10/17/2025 EA H5 Great horned owl Wild bird Morbidity/Mortality
              Colorado Larimer 10/14/2025 10/17/2025 EA H5 Canada goose Wild bird Morbidity/Mortality
              Colorado Larimer 10/14/2025 10/17/2025 EA H5 Canada goose Wild bird Morbidity/Mortality
              Colorado Weld 10/6/2025 10/15/2025 EA H5 Red-tailed hawk Wild bird Morbidity/Mortality
              Colorado Weld 10/7/2025 10/15/2025 EA H5 Red-tailed hawk Wild bird Morbidity/Mortality
              ...

              Comment


              • #22
                Detections of Highly Pathogenic Avian Influenza in Wild Birds

                Last Modified: October 28, 2025
                ...
                State County Collection Date Date Detected HPAI Strain Bird Species WOAH Classification Sampling Method
                Colorado Weld 10/14/2025 10/22/2025 EA H5 Canada goose Wild bird Morbidity/Mortality
                Colorado Weld 10/15/2025 10/22/2025 EA H5 Great horned owl Wild bird Morbidity/Mortality
                ...

                Comment


                • #23
                  Detections of Highly Pathogenic Avian Influenza in Wild Birds

                  Last Modified: November 04, 2025
                  ...
                  State County Collection Date Date Detected HPAI Strain Bird Species WOAH Classification Sampling Method​
                  Colorado Grand 10/23/2025 10/29/2025 EA H5 Turkey vulture Wild bird Morbidity/Mortality
                  ​...

                  Comment


                  • #24
                    Detections of Highly Pathogenic Avian Influenza in Wild Birds

                    Last Modified: November 12, 2025
                    ...
                    State County Collection Date Date Detected HPAI Strain Bird Species WOAH Classification Sampling Method
                    Colorado Larimer 10/26/2025 11/5/2025 EA H5 Red-tailed hawk Wild bird Morbidity/Mortality
                    ​...

                    Comment


                    • #25
                      Detections of Highly Pathogenic Avian Influenza in Wild Birds

                      Last Modified: November 18, 2025
                      ...​
                      State County Collection Date Date Detected HPAI Strain Bird Species WOAH Classification Sampling Method
                      Colorado Larimer 11/6/2025 11/13/2025 EA H5 Red-tailed hawk Wild bird Morbidity/Mortality
                      Colorado Eagle 10/28/2025 11/13/2025 EA H5 Canada goose Wild bird Morbidity/Mortality
                      ​...

                      Comment


                      • #26
                        Eight dead snow geese removed from south shore beach of John Martin Reservoir

                        By Celeste Springer
                        Published November 24, 2025 4:24 PM

                        BENT COUNTY, Colo. (KRDO) -- Colorado Parks and Wildlife (CPW) confirms that eight deceased snow geese were removed from the south shore beach of John Martin Reservoir on Monday.
                        ...
                        CPW says samples from the geese have been sent to the Wildlife Health Lab in Fort Collins, Colorado. It's unclear exactly what the cause of death was for the geese, at least until samples can be tested. CPW also noted that while eight deceased geese were collected on Monday, the population at the reservoir amounts to about 50,000.

                        However, the area has had a history of Highly Pathogenic Avian Influenza (HPAI). CPW says that migrating snow geese at John Martin Reservoir have routinely tested positive for HPAI since 2022.
                        ...

                        BENT COUNTY, Colo. (KRDO) -- Colorado Parks and Wildlife (CPW) confirms that eight deceased snow geese were removed from the south shore beach of John

                        Comment


                        • #27
                          Detections of Highly Pathogenic Avian Influenza in Wild Birds

                          Last Modified: November 25, 2025
                          ...
                          State County Collection Date Date Detected HPAI Strain Bird Species WOAH Classification
                          Colorado Larimer 11/13/2025 11/20/2025 EA H5 Red-tailed hawk Wild bird
                          Colorado Saguache 11/8/2025 11/18/2025 EA H5 Mallard Wild bird
                          ​...

                          https://www.aphis.usda.gov/livestock...ons/wild-birds

                          Comment


                          • #28
                            Detections of Highly Pathogenic Avian Influenza in Wild Birds

                            Last Modified: December 02, 2025
                            ...
                            State County Collection Date Date Detected HPAI Strain Bird Species WOAH Classification Sampling Method
                            Colorado Sedgwick 11/12/2025 11/24/2025 EA H5 Snow goose Wild bird Morbidity/Mortality
                            Colorado Weld 11/15/2025 11/24/2025 EA H5 Hawk (unidentified) Wild bird Morbidity/Mortality
                            Colorado Morgan 11/12/2025 11/24/2025 EA H5 Snow goose Wild bird Morbidity/Mortality
                            ​...

                            Comment


                            • #29
                              Detections of Highly Pathogenic Avian Influenza in Wild Birds

                              Last Modified: December 09, 2025
                              ...
                              State County Collection Date Date Detected HPAI Strain Bird Species WOAH Classification Sampling Method
                              Colorado Rio Grande 11/25/2025 12/5/2025 EA H5 Mallard Wild bird Hunter harvest
                              Colorado Larimer 11/19/2025 12/1/2025 EA H5 Cackling goose Wild bird Morbidity/Mortality
                              Colorado Larimer 11/18/2025 12/1/2025 EA H5 Canada goose Wild bird Morbidity/Mortality
                              Colorado Larimer 11/24/2025 12/1/2025 EA H5 Cackling goose Wild bird Morbidity/Mortality
                              ​...

                              https://www.aphis.usda.gov/livestock...ons/wild-birds

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