Elasmobranch enigma – first evidence of sharks producing sound.

A study from March 2025 reveals that the rig shark can actively produce clicking sounds, challenging long-held beliefs about sharks being unable to produce sounds and opening new doors to understanding their complex behaviors in the ocean. Scientists reveal that the rig shark, Mustelus lenticulatus, actively produces clicking sounds underwater, marking the first documented case ofContinue reading "Elasmobranch enigma – first evidence of sharks producing sound."

Happy meal – sharks in Hawai‘i share a peaceful meal.

Scientists in Hawai‘i have documented a rare instance of tiger sharks and oceanic whitetips sharing a meal. Typically solitary, these species displayed no signs of aggression toward each other during this unusual peaceful feeding. A rare and remarkable feeding event was observed off the coast of Kailua-Kona, Hawai‘i, where at least nine oceanic whitetip sharksContinue reading "Happy meal – sharks in Hawai‘i share a peaceful meal."

Great Hammerheads Make The Bahamas Their Year-Round Home

Great hammerhead sharks off Andros Island defy expectations by staying year-round in Bahamian waters, revealing the sanctuary as a vital, permanent stronghold for this endangered predator. Great hammerhead sharks (Sphyrna mokarran) off Andros Island in The Bahamas exhibit year-round residency and strong site fidelity, primarily feeding on barracuda and small sharks, according to a newContinue reading "Great Hammerheads Make The Bahamas Their Year-Round Home"

Toxic Algae on the Rise: Can AI Help Us Predict and Prevent Freshwater Disasters?

Research led by Michele A. Burford and colleagues shows that integrating environmental data and artificial intelligence can improve the prediction and management of increasingly frequent and widespread harmful cyanobacterial algal blooms, which threaten water quality, wildlife, and economies worldwide. Harmful algal blooms—those thick, sometimes toxic mats of cyanobacteria that foul up lakes and rivers—are increasingContinue reading "Toxic Algae on the Rise: Can AI Help Us Predict and Prevent Freshwater Disasters?"

Tiny Warriors: How Clownfish Adapt to Survive Heatwaves and Social Stress

A new study reveals that clownfish can shrink their bodies in response to heatwaves or social stress, enhancing their survival rates, which challenges traditional views of vertebrate growth and suggests adaptive strategies for coping with climate change. Clownfish can actually shrink their bodies to cope with extreme heat stress and social stress, a surprising discoveryContinue reading "Tiny Warriors: How Clownfish Adapt to Survive Heatwaves and Social Stress"