While fall tends to reduce mosquito populations, days above 50oF will prompt activity by those genera that hibernate. Emily Singler, VMD, says the uptick of heartworm-positive cases in unusual locations makes educating and encouraging clients about year-round heartworm prevention more important than ever.
Source: AAHA NEWStat, April 9, 2024. Link.
Related: 10 cases of locally acquired mosquito-transmitted malaria in the U.S., CDC, October 24, 2024. Link. A case of locally acquired (autochthonous) mosquito-transmitted Plasmodium vivax malaria was diagnosed in Arkansas in September 2023. This represents the 10th autochthonous case identified nationally in 2023, after 20 years without recorded local mosquito-borne malaria transmission in the United States.