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Dead Dolphins Keep Washing Up On Florida Beaches In Grim Mystery

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Published on March 13, 2026
Dead Dolphins Keep Washing Up On Florida Beaches In Grim MysterySource: Wikipedia/ Balon Greyjoy, CC0, via Wikimedia Commons

Dead dolphins are turning up on Florida beaches from coast to coast this week, unnerving locals and kicking off an urgent response from wildlife officials. Carcasses have been spotted on the Atlantic side near Daytona and along stretches of the Gulf in the Panhandle, as teams rush in to collect the animals and figure out what is killing them. State and federal crews say they are gathering samples to test for disease, toxins or any other culprit that might be driving the die-off.

Where the dolphins washed up

According to WTXL, at least 16 dead dolphins were found over the weekend on Atlantic beaches between Volusia County and Jacksonville. Responders say the animals were in different stages of decomposition, and blustery, choppy conditions on the water have made it tougher to spot and safely recover them.

Gulf coast counts and response

On the Gulf side, the Florida Panhandle Marine Institute and local authorities report roughly 19 dolphin deaths since the beginning of March, with tissue samples already headed to labs for testing, WJHG reported. Volunteers say they have been working long hours to haul in carcasses and assist investigators as quickly as possible.

What investigators are looking for

NOAA Fisheries spokeswoman Allison Garrett told WTXL that many of the recovered dolphins show signs that line up with cetacean morbillivirus, a contagious marine mammal disease. Officials stress that full necropsies and lab work are still needed before they can pin down a cause. Agencies are coordinating the collection of whole carcasses and specific tissue samples to sort out whether a virus, a toxin, or something else entirely is behind the deaths.

How to report a stranding

Authorities are urging beachgoers to keep their distance from any stranded or dead dolphins and to report sightings right away. NOAA Fisheries and local partners are directing the public to use the Florida Fish and Wildlife Conservation Commission's Wildlife Alert Hotline for both reporting and guidance. Trained responders will walk callers through safety basics and arrange for recovery so state and federal labs can run critical tests.

Why scientists are worried

Experts say morbillivirus is no minor threat. Similar outbreaks have triggered major dolphin die-offs before, including a notorious event along the Atlantic coast in the late 1980s, as detailed by National Geographic. When migration season overlaps with a disease event, clusters of strandings can pile up fast, which is why pathologists are pushing for quick access to fresh carcasses and clean samples.

Spot On Florida compiled local coverage along with WESH 2 News footage that shows multiple dolphin bodies in the surf and on the sand. Responders say video like that can help them zero in on hot spots where they need to send recovery teams. If you come across a stranded, injured, or dead dolphin, officials repeat the same advice: do not touch the animal, and call the official hotline so trained crews can take it from there.