Giant Cuttlefish Count Crashes 97% in South Australia
South Australia’s PIRSA counted 1,811 giant cuttlefish this year against 63,000 in 2025, a 97% drop linked to the record harmful algal bloom.
Bluefin Tuna Return to English Fishing Town After 60 Years
A fishing crew based in the Yorkshire port of Whitby has made a rare catch. Within days of each other, they landed two bluefin tuna, each weighing over 300 kilograms. The last time such catches were made at Whitby was
1,121 New Marine Species Discovered in Landmark Ocean Census—Ghost Sharks Lead Discovery
Scientists have discovered 1,121 marine species in a single year, marking a historic milestone in ocean exploration. The discovery emerges from 13 global expeditions
Tiger Shark Off Cape Cod: Five-Foot Tropical Predator Signals Warming Atlantic Ocean Waters
Juvenile tiger shark caught off Cape Cod by Rouette brothers signals warming Atlantic waters. Tropical species expanding range north due to climate change. New
Shark Attack in Bimini Bay Injures Two American Tourists, One Seriously
A Friday evening swim turned critical when a shark attacked two American tourists in Bimini Bay’s waters, marking the latest in a series of marine incidents that marine experts say reflect changing
Govind Tekale
First-Ever Black Devil Fish Filmed Alive Near Tenerife in Unprecedented Deep-Sea Encounter
Think of swimming in the ocean and meeting a fish that normally lives in the darkest depths, where sunlight can’t reach. That’s exactly what happened off the Spanish coast of Tenerife this
Baby Shark Born in All-Female Tank at Shreveport Aquarium Sparks Rare Reproductive Mystery
A baby swell shark named Yoko has appeared at Louisiana’s Shreveport Aquarium under extraordinary circumstances – there hasn’t been a male shark in the tank for over three years. This January birth
Karmactive Staff
Great Barrier Reef Under Siege: One Tree Island Reports 66% Bleaching & 44% Mortality Amid Record Heat
The Great Barrier Reef is experiencing a catastrophic coral bleaching crisis, with new research revealing severe impacts at One Tree Island in early 2024. This underwater crisis affects not just marine life,
Cyclone Dikeledi Devastates Madagascar Tortoise Sanctuary; 10,000+ Rescued
A massive rescue effort has saved over 10,000 endangered tortoises in southern Madagascar after Cyclone Dikeledi hit the region this January. The flood waters rose to one meter (3.2 feet) at the
Europol Seizes €10M in Illegal Seafood, Arrests 62 in Major Bust
Europol’s latest crackdown reveals how criminal networks are destroying both marine life and human lives. A joint operation across France, Portugal, and Spain has seized 30 tonnes of Japanese clams and glass
Ocean Warming Escalates Coral Mortality from Bacterial Infections
Ocean warming is making bacterial infections more severe in corals, according to new research from the University of British Columbia. Scientists studied how temperature affects infections in sea life, particularly in corals
Loggerhead Turtles’ Feeding Grounds Shift Northward by 200 km per Decade Due to Rising Sea Temperatures
Endangered North Pacific loggerhead sea turtles are moving north at an unprecedented rate to survive warming oceans, according to new Stanford University research. The study reveals these marine reptiles are shifting their
Orca Attacks Drive Great White Sharks from Gansbaai, Disrupting Ecosystem
In just a decade, South Africa’s Gansbaai Bay transformed from a thriving great white shark haven to an ecosystem dramatically altered by the emergence of specialized orca predators. What began with a
Box Jellyfish Threatens Queensland Swimmers Early
The current weather mix of heat, rain, and calm winds has created favorable conditions for these deadly creatures. Eimeo Surf Life Saving Club president Cynthia Hegerty notes their unusual timing: “Usually, we