Low-oxygen eddies in Atlantic produce greenhouse gases
by Herbert - 28th July 2017
International researchers discover previously unknown processes In 2014, an international research team led by the Kiel Cluster of Excellence “The…
Haliphron atlanticus: Deep-sea octopus feeds on jellyfish
by Herbert - 30th March 2017
Octopus then uses tentacles of jellyfish to defend itself The open ocean is the largest habitat on Earth. Within this…
Ocean acidification puts cod larvae in Atlantic under threat
by Mares - 27th August 2016
Population of cod has come into increasing pressure The increased acidification of the ocean may lead to twice as many…
El Hierro – Diver’s Paradise In The Atlantic
by Herbert - 12th August 2015
Go Diving On The Smallest Canary Island Dive in the town of La Restinga, on the smallest Canary Island of…
Little Cayman – A special diving adventure!
by Alex - 13th October 2023
As I’ve written before, Grand Cayman is one of my favourite places to teach underwater photography. The conditions are inviting…
Canada: Bursting with Life
by Alex - 16th December 2022
For my final blog post on my visit to Canada, I want to turn my attention fully to the attraction…
The white-spotted octopus (Callistoctopus macropus)
by Ivana and Janez - 1st December 2022
The white-spotted octopus lives predominantly in the shallow waters of the Mediterranean and Caribbean Seas, but can sometimes be found…
Flying gurnard (Dactylopterus volitans)
by Ivana and Janez - 1st November 2022
Flying gurnards roam the Atlantic and can be found along the coasts of Canada, the US and the Gulf of New…
The Mediterranean lobster
by Ivana and Janez - 13th October 2022
The Mediterranean lobster, Palinurus elephas, was named after the Roman seaport of Palinurus, known today as Palinuro, in southwestern Italy,…
The elusive Basking Shark
by Alex - 30th September 2022
Last summer I headed to the tiny island of Coll, out in the Atlantic, off the west coast of Scotland.…
Cayman Reunion
by Alex - 17th March 2022
After two years away, it was fabulous to return to the Cayman Islands this January. I have been running underwater…
The bearded fireworm
by Ivana and Janez - 25th October 2021
Bearded fireworm, Hermodice carunculata (Pallas, 1766) The bearded fireworm is a marine bristle worm that lives throughout the tropical coastal waters of…
Diving Cornwall, England
by Alex - 9th August 2021
Like many people right now, my options for international travel are limited, but that is not stopping me diving. While…
‘Baitball’ watching in the open sea
by Gerald - 12th July 2021
"May the god of the sea spoil you with happiness and let a mighty school of fish slide over your…
The gentle giants
by Ivana and Janez - 2nd April 2021
Whale sharks are on many diver's bucket lists. I envy any diver that has been lucky enough to see one while diving.…
Most loved marine mammals
by Ivana and Janez - 15th January 2021
Everyone loves dolphins, and it is probably the dream of most divers to dive with dolphins, the most loved cetaceans.…
The largest animals ever to have lived on Earth!
by Franco and Sabrina - 17th December 2020
The southern coast of Sri Lanka may turn out to be one of the best international hotspots for seeing blue…
Who am I? Saint Pierre
by Ivana and Janez - 3rd August 2020
When I was asked to write about the Saint Pierre fish I had no idea what it was. Then I saw…
Jellyfish Dance
by Marjan Radovic - 12th November 2019
Nowadays, jellyfish can be found all over the Adriatic. Though they may have an attractive appearance, jellyfish should be treated…
Tenerife – The island of eternal spring
by Franco and Sabrina - 28th August 2019
Tenerife is the largest of the seven islands that make up the Canary archipelago. In addition to having the best…
Diving at Secca Carega, Portofino, Italy
by Underwater Tales by Stefano Sibona - 16th August 2019
Secca Carega is the second shoal found in the Protected Marine Area of Portofino and still represents one of the…
How a conger eel brought the Serbian and Irish together
by Ivana and Janez - 3rd June 2019
Almost six years ago, on the 9th of June 2013, an Irish diver had a near-death experience whilst diving off…
The Azores – In the realm of the whales
by Robert - 25th March 2019
The unique location of the Azores, in a transition zone between the cold, nutrient-rich currents from the north and the…
Trumpetfish – The forgotten cousins of seahorses
by Ivana and Janez - 6th December 2018
There are only three species of trumpetfish in the world (discovered so far anyway): the Chinese trumpetfish (Aulostomus chinensis), the…
Bailando con Tiburones – Karlos Simón
by karlos - 17th November 2018
Después de interactuar con tiburones tigre durante mi record de permanencia de 12 horas sin salir del agua en Bahamas…
Open Ocean Research
by Submaris - 10th April 2018
The Big Blue! Finally! After three days of travelling via plane, a short delay of one day due to carnival,…
The Island of Santa Maria
by Franco and Sabrina - 27th February 2018
Islands in the current of an endless ocean (Part Two) Read Part 1 here Santa Maria In the Azores' archipelago,…
Cold spell in the US: frozen sharks on the beach
by Herbert - 10th January 2018
Frozen sharks wash up on the shores of the US West Coast Icy temperatures in the north and northeast of…
Cuttlefish: underestimated players in the ocean
by Herbert - 9th January 2018
Squids play an important role in the food web and in the carbon cycle Squid are marine creatures with fascinating…
An island in the current of an endless ocean
by Franco and Sabrina - 5th January 2018
Nine islands of lava, each one different from the other; some with high coasts and fjords, inlets that seem to…
The Lions of the Ocean
by Ivana and Janez - 1st December 2017
Lionfish (Pterois spp) are represented by 12 very closely related species. These majestic and amazing looking fish are among underwater…
Seawater cools upper layers of earth’s crust
by Herbert - 29th November 2017
Seawater penetrates much deeper than expected How deep can seawater penetrate through cracks and fissures into the seafloor? Using a…
Thousands of dolphins die as countries ignore EU regulations
by Herbert - 23rd November 2017
Whales and dolphins continue to perish as bycatch in fishing nets The Whale and Dolphin Conservation Organization (WDC) has examined…
World Heritage Sites: Climate change threatens the most beautiful places on earth
by Herbert - 16th November 2017
Number of World Heritage sites affected by climate change almost doubles in three years According to a report published by…
Storm waves from the past hold lessons for future
by Herbert - 13th November 2017
Huge boulders on coast retain clues about prehistoric storms In the Bahamas, tons of boulders have been washed onto the…
Nutrient Mix enables phytoplankton to flourish
by Herbert - 6th November 2017
Combination of nutrients is necessary to promote plankton growth For the food webs in the ocean and processes such as…
Marine Snowfall at Equator
by Herbert - 13th October 2017
Detailed picture of biological particle flow to deep sea along the equator Animal excrement and parts of dead organisms constantly…
Bluefin tuna return to North Sea
by Herbert - 2nd October 2017
Researchers tag fish with satellite trackers After an absence of more than 50 years, the endangered bluefin tuna has returned…
Researchers measure unusually high oxygen uptake in the Labrador Sea
by Herbert - 13th September 2017
Ocean taking a deep breath? Stormy, rough and very cold: these characteristics of the Labrador Sea may initially seem uncomfortable,…
Copepods rise and shine to internal genetic clocks
by Herbert - 7th August 2017
The Calanus finmarchicus is a copepod that packs a big punch. Although just two to four millimetres, this zooplankton’s genetic…
Changes in atmospheric CO2 concentration can cause temperature fluctuations
by Mares - 22nd June 2017
Scientists use climate models to investigate fluctuations During the last Ice Age, the influence of atmospheric carbon dioxide on the…
Iron deficiency inhibits marine microbes
by Herbert - 26th May 2017
Scientists discover important process in nutrient cycle in tropical North Atlantic Iron has been identified as an important nutrient for…
Marvels of the Arctic
by Herbert - 9th May 2017
Undertaking a cool journey of discovery Water temperatures of minus 3°C. It is so cold here that using salt to…
Surviving Murphy’s Law to study sharks
by Hannah - 24th April 2017
Have you ever had one of those days when just about everything goes wrong? Mine started out breaking one of…
Florida manatee population likely to withstand for 100 years
by Herbert - 20th April 2017
Manatee population to slowly grow and shift northward Florida's manatee population is likely to endure for the next century, provided…
YO-44 aka Kodiak Queen: Richard Branson to sink WWII ship that survived Pearl Harbor attack
by Herbert - 12th April 2017
Ship targetted to become artificial reef These days, weather permitting, a ship is scheduled to sink. Nothing special? In the…
The massive and solitary Sphyrna Mokarran
by Franco and Sabrina - 4th April 2017
A few weeks ago I was leading a micro-group of passionate divers and UW photographers to Bimini Island, a lovely sandy…
Sounds of the ocean
by Herbert - 2nd February 2017
Findings on background sounds in Southern Ocean published For nearly three years, using underwater recording devices, scientists have been listening…