Head to Loreto Bay National Marine Park in the Sea of Cortez for sea lions, dolphins and macro life at this still-undiscovered hideaway

The Giant Giant Kelp Restoration Project founder has led the push for policy change to address the loss of California kelp and spearheaded research to inform its future conservation.

Data on the trash were reported to PADI AWARE's Dive Against Debris database, the largest underwater marine debris database in the world.

These are the greatest places to go macro scuba diving, according to three years of polling *Scuba Diving* magazine readers.

What you need to know about gear, dive charters, accommodations and packing lists when planning a Channel Islands dive trip.

Join *Scuba Diving* editors for a rugged 10-day camping, scuba and freediving adventure across Southern California’s Channel Islands National Park.

The regulations and tips you need for foraging or spearfishing in this offshore California park.

The Monterey Bay Aquarium Research Institute filmed to giant phantom jellyfish — which has 10-foot arms — more than 3,000 feet deep off the California coast.

More than 126,000 gallons of oil spilled offshore of Orange County, California, closing popular shore diving sites and endangering wildlife.