Wild Seals and Sea Lions Are Being Harassed on American Beaches

On the left, a fluffy seal pup waves a flipper while resting on a sandy beach; on the right, a scarred adult seal reclines amid a large colony on shore.

Along the rocky coves of La Jolla, California, wild seals and sea lions haul out on beaches to rest, nurse pups, and regulate their body temperature. They have done this for generations. They also share that shoreline with millions of tourists and beachgoers every year — and that proximity has become a serious problem.

A brown fur seal rests on rocky coastal boulders with its mouth open, appearing to vocalize, with calm ocean water visible behind it.

Two Cases. Two Convictions. One Persistent Problem.

In August 2026, an 18-year-old from La Jolla pleaded guilty to a federal misdemeanor after video footage showed him kicking a sea lion on the beach. According to the U.S. Department of Justice, the incident took place at Ellen Browning Scripps Park — a well-known marine mammal haul-out site. The video went viral. Federal charges followed. The case drew national attention, in part because of how casually the act was carried out, in broad daylight, in front of other people.

It wasn't the first time La Jolla made headlines for this reason. Less than a year earlier, a California man received a three-year federal prison sentence for a far more severe attack — repeatedly beating a sea lion with a metal rod. NOAA Fisheries described it as one of the most serious Marine Mammal Protection Act prosecutions in recent memory.

An adult sea lion and a small pup touch noses affectionately while resting together on a rocky shoreline.

What the Law Actually Prohibits

The Marine Mammal Protection Act has been federal law since 1972. Under it, harassing, feeding, chasing, touching, or disturbing wild marine mammals — including seals and sea lions — is illegal. NOAA Fisheries defines harassment broadly: any act that disrupts an animal's natural behavior patterns, including resting, nursing, or breeding. Violations can result in civil penalties up to $11,000 per incident, federal criminal charges, or both.

The law applies regardless of whether the animal appears calm or unbothered. A sea lion that doesn't immediately flee when approached is not consenting to interaction — it may simply be too exhausted or ill to move.

A plump harbor seal gazes curiously into the camera while floating underwater in a bright turquoise pool.

The Gap Between Awareness and Action

Federal prosecutions like these are significant, but they represent a fraction of what actually happens at marine mammal haul-out sites across the country. KPBS Public Media has reported on ongoing concerns from wildlife advocates about the frequency of harassment incidents that go unwitnessed, unreported, or unprosecuted. As CBS News noted in covering the La Jolla guilty plea, the case served as a public reminder from prosecutors: these are federal crimes with federal consequences.

The challenge is that enforcement depends heavily on bystanders recognizing illegal behavior and reporting it, on local and coastal law enforcement understanding their role, and on people knowing the law exists in the first place. Many don't. The New York Times and KOMO News both noted that the guilty plea drew widespread public surprise — not at the severity of the act, but at the fact that it carried federal criminal penalties at all.

A sea lion gazes upward with long white whiskers prominent against a soft turquoise and warm-toned blurred background.

Education and Enforcement Go Together

NOAA Fisheries maintains guidelines on safe distances and lawful behavior around marine mammals, but public familiarity with those guidelines remains inconsistent. At high-traffic coastal sites, the gap between what the law requires and what visitors actually know can be significant — and animals pay the price.

Stronger coordination between NOAA and coastal law enforcement agencies, combined with more visible public education at haul-out sites, could reduce incidents before they reach the point of federal prosecution. Prevention is less costly than prosecution, for agencies and for wildlife.

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Matthew Russell

Matthew Russell is a West Michigan native and with a background in journalism, data analysis, cartography and design thinking. He likes to learn new things and solve old problems whenever possible, and enjoys bicycling, spending time with his daughters, and coffee.

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