June 8, 2026 — Thousands of dead squid washed up on the beach in Provincetown Harbor on Saturday, sparking wild speculation on social media.
Officials, however, said there’s no dangerous substance floating in the water for bathers to be concerned about.
“The squid are NOT dying from a toxic event, red tide, or pollution,” read the statement from the Provincetown harbormaster’s office. “This is a completely natural process!”
The phenomenon is a natural part of the life cycle for the Atlantic longfin inshore squid, officials said. Squid migrate close to shore to spawn offspring, and like many species, die shortly after spawning.
Usually, the “mass spawning die-off” happens underwater, where the bodies are quickly eaten by fish, crabs, and other marine predators. In this case, the wind and tide pushed the dying squid up onto the beach, officials said.