What's Current in

Ocean and Beaches

On the water and on the sand, our research explores ocean health and evolution so we can better understand how to protect and preserve the largest area of Earth.

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Satellite imagery shows the difference between current and average sea surface temperatures in the Eastern Pacific Ocean as a literal heatmap.
Photo Credit
NOAA Satellites
Sea surface temperatures in the tropical Pacific Ocean were already far higher than average by the first week of June 2026 due to El Niño.

El Niño has become more intense over last 40 years than the previous 1,000 years

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two researchers in blue, one holding a crab
Photo Credit
Matt Perko
Sophia Lecuona Manos, right, is one of several student researchers who discovered a new crab egg predator in the lab of UCSB parasitologist Armand Kuris, left, holding a yellow rock crab.
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a sandy beach in the Bahamas
Photo Credit
Divina Cox
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A wave crashes upon campus point with Santa Cruz Island in the distance.
Photo Credit
Matt Perko
Ocean policy issues are front and center on UC Santa Barbara’s coastal campus.
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Sunlight streams down through the kelp forest canopy.
Photo Credit
UC Santa Barbara
Declines in water clarity are a pressing concern for coastal ecosystems.
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A pair of divers use bongo nets to collect marine snow in dark, blue water.
Photo Credit
J. Morin/ NOAA
Much of the organic carbon sinking into the deep ocean is carried by tiny organic particles known as marine snow.
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illustration of swimming microbes on dark background
Microbes are responsible for much of carbon sequestration in the ocean
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two researchers on a boat
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Courtesy Image
Volunteer taxonomist Gustav Pauly from the Florida Museum of Natural History, left and SBC-LTER lab technician Darrin Ambat on a morning dive to retrieve Autonomous Reef Monitoring Structures from the sea floor
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A government official inspects dozens of large fish on the concrete after seizing illegal gillnets (in background) in the Gulf of California.
Photo Credit
Procuraduría Federal de Protección al Ambiente (PROFEPA)
Totoaba poaching continues in the Gulf of California despite a 50-year fishing ban. But farming the fish for export may curb poaching.
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a bloom of green algae off the coast
Eutrophication — caused by excessive nutrients, such as fertilizer runoff — causes a bloom of algae that depletes the water of oxygen and causes 'dead zones' that kill fish and other marine organisms