A toxic red tide has returned to the San Francisco Bay Area, after killing thousands of fish last year. Hundreds of small fish can be seen dead in Lake Merritt in Oakland on Aug. 29, 2022.

Fighting future ‘red tides’ in San Francisco Bay Reductions in nutrient pollution are already underway — but a real cure could cost up to $15 billion.

SAN FRANCISCO (KRON) — A twice-a-year natural phenomenon has returned to the San Francisco Bay Area and greater Pacific coast. Commonly known as king tides, these major tidal swings offer both a ...

A toxic red tide has returned to San Francisco Bay, raising fears of a reprise of last summer’s unusually large fish die-off. Experts report that harmful blooming algae was detected last weekend ...

A toxic red tide has returned to San Francisco Bay, raising fears of a reprise of last summer's unusually large fish die-off. Experts report that swimming algae was detected last weekend in rust ...

The largest sources of nutrient pollution and algae blooms in the San Francisco Bay — 37 different sewage treatment plants, including several in Marin — are cleaning up their act. Faced with ...

The current “red tide” in the San Francisco Bay is now setting records. “This is the largest and longest lasting red tide on record for San Francisco Bay,” John Rosenfield, ...

A heatwave may worsen an unprecedented "red tide" in the San Francisco Bay Area. Thousands of dead fish and other sea life have already washed ashore.

SAN FRANCISCO - This weekend's storm that swept through the Bay Area was combined with King Tides, which contributed to flooding in many areas.. King Tides, which are exceptionally high tides ...

An unprecedented red tide in the San Francisco Bay Area is killing thousands of fish and other marine life whose carcasses are washing ashore, creating a foul odor that experts say could get worse ...

Exceptionally high tides — known as king tides — are coming to the San Francisco Bay Area from Dec. 22 to 24. Skip to content. NOWCAST KSBW Action News 8 Sunrise at 6 am.