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A humpback whale
A humpback whale (Christopher Michel, CC BY 2.0)

Humpback Whales Use Bubble Nets as Tools

A recent study describes how researchers closely observed humpback whales in Southeast Alaska using advanced technology including drones and special tags that monitor their movements and behaviours. What they’ve discovered is fascinating: humpback whales create intricate bubble-nets by releasing air from their blowholes while swimming in circles. These bubbles rise to the surface, forming a net-like structure that traps krill and small fish.

Introducing Emperor Divers New Alor Itinerary

New for 2025, the trip enables guests to embark on a journey through the hidden treasures of the amazing Alor archipelago providing encounters with awe-inspiring marine life, from playful dolphins and majestic whales to the elusive mola mola and various species of sharks.

Because of its location, this part of the Alor archipelago is an area difficult to reach other than from a liveaboard making it an extra-special diving experience.

HMS Hawke, launched in 1891, was an Edgar-class protected cruiser.

Wreck of World War 1 Cruiser HMS Hawke found in ‘amazing’ condition

HMS Hawke was discovered earlier this week after an extensive search by Lost in Waters Deep—a group that searches for WWI shipwrecks—about 70 miles off the Aberdeenshire coast. It was found to be in "remarkable" condition, lying at a depth of around 110 metres (360ft).

A great white shark
The Great White Shark

Great White Sharks Separated Into Three Population Groups

The study, led by researcher Isabel Wagner, used a groundbreaking approach. They combined advanced genetic techniques (including target gene capture sequencing and whole-genome re-sequencing), to analyse the DNA of white sharks from across their global range. Eighty-nine individual sharks were examined through target gene capture sequencing, and seventeen sharks were studied through whole-genome re-sequencing. 

Two divers spent nearly two days drifting in the Gulf of Mexico after being swept away by currents before they were rescued by the U.S. Coast Guard.

Divers Rescued After Drifting 36 Hours at Sea

A couple from Texas recently endured a terrifying 36-hour ordeal at sea after being swept away by strong currents while scuba diving in the Gulf of Mexico. Their dramatic rescue highlights both the perils of diving in unpredictable waters and the critical need for effective safety protocols.

Tiger Shark off Bahamas. Sharks occupy a wide variety of niches and are essential to ecosystem functioning.

Ecological Importance of Big Sharks

A new study has shed light on the surprising ways that the great sharks contribute to their ecosystems. They help transport nutrients across marine ecosystems, which involve a variety of forms of marine lifeforms. As the climate warms and human activities continue to alter ocean conditions, their roles are shifting. Some species expand their ranges to cooler waters, affecting new areas and interactions.

Shipwreck Linked to Wordsworth Family Granted Protection

Mr Tonkin's 1805 survey and proposal to recover the cargo using a 'diving machine'. The salvage of the cargo was undertaken by John Braithwaite in a diving bell in 1805-1807". Copyright Portland Museum Trust

The Earl of Abergavenny was launched in 1796 in Northfleet, Kent and is rare as one of only 36 ships of 1460 tons that formed a special class of the Company’s merchant fleet. It was an early example of the changing technologies in ship building of the time, incorporating the use of iron in its construction.  

Broadnose Sevengill sharks can be found in temperate kelp forests around the world, except in the North Atlantic

New Shark Species Showing up in Puget Sound

During ten days of fieldwork in 2022 and 2023, researchers caught ten sharks from the broadnose sevengill and the endangered soupfin species.

The Salish Sea separates northwest Washington from British Columbia's Vancouver Island. The 6,500-square-mile body of water stretches into Washington as Puget Sound, and the sharks were caught close to Olympia near the sound's southernmost point.