The most detailed study ever done of coastal estuaries concludes that nearly 750,000 acres of historic tidal wetlands along the West Coast, including enormous swaths of Bay Area habitat, have disappeared largely as a result of development.

REEDSPORT, Ore. - Razor clam harvesting is now closed from the south jetty of the Umpqua River south to the California border after tests found elevated levels of the marine biotoxin domoic acid, the Oregon Department of Agriculture and the Oregon Department of Fish and Wildlife said Friday.

Sea lettuce lives to be thrashed by salt water. Paper thin, opaque, and a little rubbery, it spends life on the rocks that live in the intertidal zone, constantly battered by the foam that crashes onto the shore—unless, of course, the tide’s out. A soft earthy green enveloped in the curlicues of itself, the algae also known as seaweed cuddles up next to likeminded cousins such as rockweed, a thicker, darker brown algae that kind of looks like a fanned out, soft coral.

Some researchers think the whales are starving, but the cause of death may be far more complicated.

LA City Councilmember Mike Bonin and Playa del Rey residents are demanding action after a developer bulldozed an environmentally sensitive area.

The California Coastal Commission went against the recommendation of its staff Thursday and gave the Trinidad Rancheria the go-ahead — or a “conditional concurrence” — to build a five-story hotel on its property off Scenic Drive south of the city.

Jumbo squid live up to their name. They can grow up to six feet long and can weigh 100 pounds. They’re deep red, muscular, and just plain mean. Mexican fisherman call them diablo rojo — red devil — because they eat each other and anything they can. When the squid invaded Monterey Bay in 2002, they devoured over 50 kinds of fish.

Somewhat drab and unassuming, the humble rockweed's olive-green or yellowish-brown appearance belies its importance in the rocky intertidal zone.

Scientists can now predict where and when blue whales are most likely to be foraging for food in the California Current Ecosystem, providing new insight that could aid in the management of the endangered population in light of climate change and blue whale mortality due to strip strikes, a new study shows.

A Scripps Institution of Oceanography researcher who studies coastal erosion says it’s nearly impossible to pinpoint the cause of cliff collapses like the one that killed three people in Encinitas on Friday.

Work finally underway will combine with earlier structure for a 384-acre artificial reef

It took 511 surfers to claim the world record. Surfers were supposed to hold onto a massive circle of pool noodles, but it eventually broke and they joined hands instead. Several city officials, including then-Mayor Barbara Delgleize, were in attendance.

When Shirley Godwin and her husband Larry moved to south Oxnard in the 1960s, Ormond Beach beckoned.

Some of Southern California's most iconic and popular beaches have lost most of their biodiversity, according to marine scientists

Fish out of water, the grunion run — or, more accurately, wriggle — onto the coastline in the warmest months, only when the moon is full or new and the tide is high. They are there to spawn, creating a spectacle unique to Southern California and Baja California.

The Los Angeles City Council voted unanimously Friday to veto a permit that was approved a week earlier by the Port of Los Angeles Harbor Commission. The permit would have allowed APM Terminals to begin automating parts of its operation.

Goal is to fulfill affordable state housing mandate

California against the sea.

Federal officials want to dump nearly 1.5 tons of poison in the South Farallon Islands to eliminate a centuries-old rodent invasion.

Sea urchins have gotten a bad rap on the Pacific coast. The spiky sea creatures can mow down entire swaths of kelp forest, leaving behind rocky urchin barrens. An article in the New York Times went so far as to call them "cockroaches of the ocean." But new research suggests that urchins play a more complex role in their ecosystems than previously believed.

Some encroachments reach 80 feet into the sand ..

SAN LUIS OBISPO, Calif. (CN) – Elected officials from cities and counties up and down coastal California agreed with state officials that sea level rise as a result of climate change is “happening now.”

Oceano Dunes on California’s central coast will remain open to off-road vehicles for at least another year.

California - Looming decisions by state and federal agencies involving Del Mar prompted lengthy discussions but no actions by the City Council on Monday night, July 15.

New research identifies a perfect storm of warming waters and reduced food to blame in the collapse of the once lucrative jumbo squid fishery off Baja California.

Pacific gray whales are showing up dead in North America’s oceans and shores at a rate four-times greater than typical. As of July 11, 182 gray whales have been found dead or beached this year in Mexico, the US, and Canada according to the US National Oceanic and Atmospheric Administration (NOAA).

The Morro Bay National Estuary Program is working to restore eelgrass, which was decimated in recent years.

How do you tell a story that people know, or maybe just think they know?

It’s been 55 years since Paul Van Doren came up with an idea to step into the world of surfing with a shoe brand he wanted to create with his brother James.

Carmel can be a sweet destination for any homebuyer, but for those interested in the truly decadent, realtor Tim Allen from Coldwell Banker recently listed a sweeping five-home coastal property with a lengthy Hollywood resume for the blockbuster sum of more than $52.3 million.

Phenomenon has environmental, economic reprecussions

Cheaper camping options could be coming to the popular Dockweiler State Beach if Coastal Commission approves an application from Los Angeles County to add 19 spaces for tent-campers.

Can a big city be truly sustainable in the age of climate change? Los Angeles is trying to find out.

Automated cameras and other sensors deployed in the wild are transforming the way biologists monitor natural ecosystems and animal populations. These technologies can collect huge amounts of data, however, and conservation biologists are increasingly turning to the tools of artificial intelligence (AI) to sort through it all.

In 2018, policymakers set a goal of 100% clean energy in California by 2045. One way to meet or beat that timeline? Offshore wind. An American Jobs Project report finds that offshore wind industry could support over 17,500 jobs in 2045, however, developers will first have to abide by state and federal regulations for permitting and construction.

An Orange County Superior Court judge recently upheld a cease and desist order from the California Coastal Commission that required a Laguna Beach couple to remove a seawall they built to protect their oceanfront home on Victoria Beach.

A popular surfing beach was closed Saturday after a cliff collapsed, sending tons of sandstone onto beachgoers and killing three people.