Scientists found that up to 6,000 metric tons of sunscreen washes off swimmers annually, and that the sunscreen contains chemicals that lead to bleaching corals. They estimated that up to 10 percent of corals were threatened by sunscreen-related bleaching …

… the Central Valley, Calif., chinook salmon run, which had historically been one of the West Coast’s strongest, fell to record lows this year, prompting concerns about collapse …

Reader support makes our work possible. Donate today to keep our site free. All donations TRIPLED!

… researchers in North Carolina studied how to raise fish for consumption in tanks

… a seafood consumer center in Oregon prepped for a program that would attach bar codes to salmon, allowing consumers to learn who caught the fish, where it was caught, and how it traveled to market …

Grist thanks its sponsors. Become one.

… a wetlands restoration project near San Diego passed a milestone when its newly dredged basin was opened to the Pacific. It is hoped the area will become habitat for halibut, grunion, and bass, among other species …

… a study commissioned by The New York Times found mercury levels in city sushi far above recommended limits. A report released by Oceana found similar results in tuna sampled around the country

… Ecuadorian authorities investigated the clubbing deaths of more than 50 sea lions on the Galapagos Islands …

… several cosmetics companies, including Unilever and L’Oreal, agreed to end the use of an emollient, squalene, that is obtained from the livers of deep-sea sharks

Grist thanks its sponsors. Become one.

… and fifteen years after a six-year-old Japanese girl released a letter inside a balloon, a fisherman discovered it among his flatfish catch.