Lawsuit Aims to Save Sunflower Sea Stars From Extinction

A stunning sea creature with up to 24 arms and colors bright enough to light up the ocean floor is getting a fighting chance at survival.

The Center for Biological Diversity filed a lawsuit this week to force federal protection for sunflower sea stars under the Endangered Species Act. These remarkable animals, which can span a full meter across, have lost 90% of their Pacific population since 2013 to a devastating disease made worse by warming oceans.

The National Marine Fisheries Service proposed protecting the species back in 2023 but missed its legal deadline to finalize the listing. Now conservationists are stepping in to ensure these ocean guardians get the help they desperately need.

Sunflower sea stars are more than just beautiful. They're vital predators that keep coastal ecosystems balanced by eating sea urchins, which would otherwise devour kelp forests along the West Coast from Southern California to Alaska.

The culprit behind their decline is sea star wasting disease, triggered by climate change. As ocean temperatures rise, the disease becomes more severe and deadly, causing lesions, lost limbs, and death in these colorful creatures. The outbreak has been so massive that scientists consider it one of the largest marine epidemics on record.

The International Union for Conservation of Nature now classifies sunflower sea stars as critically endangered. Despite the grim numbers, they have never recovered from the initial disease outbreak that nearly wiped them out.

The Ripple Effect

Federal protection would do more than just acknowledge the crisis. It would reduce threats from water pollution, dredging, shoreline construction, and coastal development that could push these stars past the point of no return.

A listing would also trigger a formal recovery plan, giving scientists and conservationists a roadmap to help populations bounce back. With kelp forests depending on these voracious predators to keep sea urchin populations in check, saving sunflower sea stars means protecting entire coastal ecosystems.

The lawsuit represents hope that legal action can break through bureaucratic delays. Conservation groups have successfully used similar strategies to protect dozens of species that now have real pathways to recovery.

These gorgeous many-armed sea stars still have a chance to thrive again in Pacific waters.