It has converted the tidal slough on which they stood into a posh residential marina called Huntington Harbour, which sits on the Pacific Ocean south of Los Angeles. Like more and more U.S ...

The slough itself changes with the tide. At high water Yosemite Slough is 6 feet deep, at low tide, the muddy bottom shines in the sun. It’s famously windy in the afternoon. Except for a sight ...

Much of the Elkhorn Slough estuary was diked in the past to cut off tidal exchange and allow for farming in former wetlands. Many of these areas still have only limited tidal exchange today.