Bird Flu Tracker Avian Influenza A H5N1

H5N1 Avian Flu Update: 58 Marine Mammals Infected in California, Commercial Farm Outbreaks Decline

April 30, 2026·1 min
Episode Description from the Publisher

Eleven more California marine mammals, mostly sea lions, have tested positive for H5N1 avian flu, bringing the outbreak total to 58 in four counties, according to CIDRAP. The cases, first detected in February, include one otter and show symptoms like tremors and abnormal breathing, mainly in San Mateo County.In poultry news, four U.S. commercial farms reported outbreaks: one each in North Dakota, South Dakota, Minnesota with 62,900 turkeys in Big Stone County, and Georgia. CIDRAP notes commercial detections are dropping in April, affecting about 700,000 birds in the past 30 days, down from March. Wild bird cases also slowed, with 13 USDA notices in 10 days, including three bald eagles in Minnesota, Pennsylvania, and New York, plus gulls in California.The CDC reports no new human H5N1 infections for the week ending April 18, with no person-to-person spread identified in the U.S. Seasonal flu activity is low and declining nationwide.Elsewhere, University of Nebraska-Lincoln researchers announced a promising new vaccine platform protecting mice and cattle against multiple H5N1 strains, per UNL research. Moderna launched a large avian flu study despite prior funding cuts, says Infectious Disease Advisor. In wild birds, genotype D1.1 H5N1 viruses are rapidly expanding across North America, reports ESWI.No major human cases or escalations in the last 24 hours.Thank you for tuning in. Come back next week for more. This has been a Quiet Please production, and for me, check out Quiet Please Dot A I.For more http://www.quietplease.aiGet the best deals https://amzn.to/3ODvOtaThis content was created in partnership and with the help of Artificial Intelligence AIThis episode includes AI-generated content.

AI Summary coming soon

Sign up to get notified when the full AI-powered summary is ready.

Get Free Summaries →

Free forever for up to 3 podcasts. No credit card required.

Listen to This Episode

Get summaries like this every morning.

Free AI-powered recaps of Bird Flu Tracker Avian Influenza A H5N1 and your other favorite podcasts, delivered to your inbox.

Get Free Summaries →

Free forever for up to 3 podcasts. No credit card required.