“A nice thing about Elkhorn Slough is that the birds are out in the open so you can see them, unlike in the woods where you have to hear them. It”s encouraging habitat in that way,” said ...

Breeding birds crowd Elkhorn Slough rookeryThere’s safety in numbers, Feliz said. There’s enough of a mob to scare off crows that might try to steal eggs. Nesting so high above ground, there ...

Harbor seal siesta with gull nearby along interior southern shore of Elkhorn Slough. Winter is an ideal time for wildlife-spotting, when resident creatures are joined by migrating birds and whales.

ELKHORN SLOUGH >> The double-crested cormorant signaled his arrival at the nest perched near the tip of a eucalyptus branch with a low croaking sound. His mate lifted her head, pointing her b… ...

Elkhorn Slough is home to pupping harbor seals, endangered birds and the world’s densest concentration of southern sea otters – including one that’s learned a deadly new trick.

Elkhorn Slough is home to pupping harbor seals, endangered birds and the world’s densest concentration of southern sea otters – including one that’s learned a deadly new trick.

Visitors to Elkhorn Slough who take the Safari bird-watching tour can see many species of birds, and maybe a few sea otters. Photo by Aeron Noe, special to the Chronicle Yohn Gideon leads the ...

NOAA approves $2.2M to restore Elkhorn Slough New funding and partnerships will bring back lost coastal habitats Elkhorn Slough contains California’s largest tidal salt marsh south of San Francisco.

Elkhorn Slough is a wild refuge for many hundreds of sea mammals, including otters, harbor seals and sea lions… and is visited by more bird species every year than any other place on the west coast.

A new study documents the effects of high nutrient levels in Elkhorn Slough, especially where water control structures limit tidal exchange.

The protected slough is a 7-mile long tidal salt marsh offering visitors a view of birds, sea otters, and sea lions.

Kayakers get close-up views of otters, seals and many bird species paddling through the pickleweed of the Elkhorn reserve.