Mothballs Invade Florida Beach, Threatening Bird Nests

Hundreds of small, white mothballs were found scattered across a stretch of St. Pete Beach in Florida on April 20, 2026. This discovery has prompted serious concern among wildlife officials, particularly because the timing coincides with the imminent nesting period for migratory birds, including the protected black skimmer.

The substances were confirmed to be mothballs, reportedly spread deliberately and not contained in packaging. Officials noted that mothballs contain chemicals like naphthalene or paradichlorobenzene, which are hazardous when used outdoors. The black skimmer nesting season typically begins around May 1, and these birds lay eggs directly on the sand, making them vulnerable to environmental contamination.

There is speculation that the mothballs were intended to deter birds from nesting in the area. Experts warn that birds might mistake them for food, leading to poisoning, and that chemicals could contaminate nearby waters. Community volunteers assisted in a rapid cleanup on the same day the issue was reported, aiming to minimize immediate effects on wildlife.

Outdoor use of mothballs to deter wildlife is illegal and punishable. Authorities are continuing their investigation, and the primary focus remains on protecting the environment and ensuring the beach is secure for arriving birds. The case is ongoing, with no suspects identified yet.