Green fish in front of bottom of boat
The Deepwater Horizon Oil Spill’s Hidden Impacts on Mahi-Mahi      
Mahi-mahi were more likely to be eaten and less likely to spawn after being exposed to sublethal concentrations of oil, raising concerns about the risks oceanic drilling pose to life in the ocean.
The Deepwater Horizon Oil Spill’s Hidden Impacts on Mahi-Mahi      
The Deepwater Horizon Oil Spill’s Hidden Impacts on Mahi-Mahi      

Mahi-mahi were more likely to be eaten and less likely to spawn after being exposed to sublethal concentrations of oil, raising concerns about the risks oceanic drilling pose to life in the ocean.

Mahi-mahi were more likely to be eaten and less likely to spawn after being exposed to sublethal concentrations of oil, raising concerns about the risks oceanic drilling pose to life in the ocean.

marine biology
satellite view of Hurricane Ian in between Cuba and Florida's Gulf Coast
Researchers in Ian’s Path Brace for the Storm
Andy Carstens | Sep 27, 2022
With their laboratories prepared as well as possible for what’s now a Category 3 hurricane, all scientists in Florida can do now is wait.
Kenneth Coale
Biogeochemist Kenneth Coale Dies at 67
Lisa Winter | Aug 4, 2022
He was known for his research on iron’s role in phytoplankton biomass.
A dolphin comes out of the water to catch a red ball.<br><br>
Dolphins May Remember Personal Experiences
Alejandra Manjarrez | Jul 29, 2022
Bottlenose dolphins can recall trivial details of a prior event to later solve a novel task, a study finds, suggesting these mammals are capable of episodic memory.
a black abalone on a rock
Genome Spotlight: Black Abalone (Haliotis cracherodii)
Christie Wilcox | Jun 23, 2022
The researchers who constructed the first reference genome for this critically endangered mollusk say it will assist restoration efforts.
caged panels submerged underwater
How Rising Temperatures Affect Ocean Predation
Andy Carstens | Jun 9, 2022
A study yields insights into how predator-prey dynamics may shift with climate change, but many questions remain.
a giant isopod in an aquarium
Genome Spotlight: Giant Isopod (Bathynomus jamesi)
Christie Wilcox | May 26, 2022
The first high-quality genome for a marine isopod may shed light on how this group of crustaceans adapted to the deep, dark depths of the ocean.
A school of juvenile spiny chromis (Acanthochromis polycanthus)
Human-Made Noise Disrupts Fish Parenting
Christie Wilcox | May 23, 2022
The roar of nearby boat engines alters how fish care for and protect their young, resulting in fewer successful nests and smaller offspring, a study finds.
Two adult bottlenose dolphins and one calf swim close to a sandy seafloor that’s dotted with coral.
Study Suggests Dolphins Use Coral Mucus as Medicine
Dan Robitzski | May 19, 2022
Researchers observe that dolphins in a pod in the Red Sea regularly rub against certain corals and sponges, perhaps to sooth their skin by prompting the invertebrates to release mucus that contains antimicrobial compounds.
brown spotted octopus blending in with its background
Steroids May Explain Octopuses’ Self-Starvation
Andy Carstens | May 16, 2022
Two glands increase steroid production after female California two-spot octopuses mate, a study finds. Those hormones may be responsible for the animals’ self-destructive behavior.
Photo of fish in the Haemulidae family
Fish Are Chattier Than Previously Thought
Connor Lynch | May 2, 2022
Once thought to be silent, fish turn out to produce a range of vocalizations—so polluting the oceans with noise could pose a danger to them.
Close-up of a fiber with brightly colored pathogens beside it
Microplastics in Seawater May Harbor Parasites
Christie Wilcox | Apr 26, 2022
Laboratory experiments find that Toxoplasma, Cryptosporidium, and Giardia can congregate on microplastic beads and fibers, suggesting they might make their way into and around the world’s oceans by hitching rides on tiny bits of trash.
A black and white photo of a man standing at a lab bench, holding up a glass jar
Reimagining Ecology, 1939
Lisa Winter | Apr 4, 2022
Edward Ricketts built his laboratory just onshore from the swirling tidepools of Monterey Bay, California, an ideal backdrop against which he developed a new system for studying the ecology of any given habitat.
octopus blue
What Scientists Learned by Putting Octopuses in MRI Machines
Chloe Tenn | Jan 20, 2022
The size and complexity of cephalopod brain structures differ depending on the habitats the creatures occupy, a study finds.
black and white man on coast
Biophysicist Adrianus Kalmijn Dies at 88
Chloe Tenn | Jan 11, 2022
His work revealed that sharks use an electromagnetic sense to navigate and detect prey.
Photo of krill and plankton in the sea, macro detail
Fear Could Help Explain the Behavior of Animals in the Ocean
Catherine Offord | Jan 4, 2022
Avoidance of predation is a driving force behind the daily movements of marine creatures across the food web, a study concludes.
Close-up of wild sea otter (Enhydra lutris) eating shellfish while floating on it's back.
Sea Otters Demonstrate that There Is More to Muscle than Just Movement—It Can Also Bring the Heat
Traver Wright, Melinda Sheffield-Moore, and Randall Davis | Dec 13, 2021
Sea otters are born with a supercharged metabolism that helps them stay warm in chilly waters.
microscope image of methaotrophs with black specks
Deep Sea Microbes Produce Graphite-like Carbon
Chloe Tenn | Nov 11, 2021
The first evidence of biologically produced elemental carbon inspires more questions than answers.  
Colorized satellite image of milky sea
Milky Seas Can Be Spotted from Space
Connor Lynch | Nov 1, 2021
Analysis of data from a new satellite sensor helps researchers detect large patches of bioluminescence in the oceans faster than ever before.
ABOVE: A pair of Labroides dimidiatus cleaner fish cleaning a puffer fish
Cleaner Fish Alter Behavior if Partners Can See Them “Cheating”
Chloe Tenn | Oct 7, 2021
A study of feeding behavior suggests the fish feed differently in front of their partners—a behavioral feature also found in primates.