
The Last of the Summer in the Red Sea
by Alex - 25th January 2022
The Red Sea is always sunny, but by the time I visited, as November gave way to December, the endless…

‘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…

In Search of Ice
by Ivana and Janez - 22nd February 2021
"Legend says that it will be possible to dive under the ice in Serbia in January 2021 ..." We decided…

Ever tried sea-aged wine? Sispirit and Sub Genova are ready to introduce you to it!
by Mares - 4th December 2020
Ever tried sea-aged wine? Two years ago, our friends at SiSpirit and Sub Genova began their interesting project, setting 1,000…

Sea Anemones
by Ivana and Janez - 4th May 2020
Sea anemones are a group of marine animals that are predatory in nature and are closely related to jellyfish and…

“Caution, sea urchins!”
by Ivana and Janez - 9th May 2018
"Caution, sea urchins!" Does this sound familiar? The name ‘sea urchin’ resounds on almost every dive boat. We are always…

Sea Lions – Los Islotes
by Damir - 2nd January 2018
Los Islotes island is located just 25 miles, or just over an hour’s boat ride, from La Paz. The ride…

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…

Scientists present research results on ocean acidification
by Herbert - 31st October 2017
Ocean acidification and warming affect life in the sea In November 2017, the final phase of the German research association…

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,…

Underwater robot “TRAMPER” to surface after a year in the Arctic deep sea
by Herbert - 22nd August 2017
Helmholtz Alliance ROBEX tested innovative technologies on expedition On Tuesday, August 22nd, the research vessel Polarstern will set off on…

Sea Turtle Recovery Center – Croatia
by Marjan Radovic - 7th August 2017
At the Verudela Lighthouse in Pula - Croatia, the release of sea turtles back into the wild was organized by…

The living dinosaurs of the sea
by Mares - 4th August 2017
Out of the seven species of sea turtles, six have made it onto the International Union for Conservation of Nature's…

Freediving: Seas vs Lakes
by Gianluca - 31st July 2017
Often those who live near the sea don’t even think about the fact that they can go freediving in other…

Temperatures in Arctic archipelago may soon rise beyond freezing point
by Mares - 10th July 2017
Scientist predict that the Arctic archipelago of Svalbard may experience above-freezing temperatures for the first time on record, as a…

Coastal ecosystems threatened by rising water temperatures
by Herbert - 7th July 2017
Higher water temperatures can lead to nitrite accumulation in marine environments worldwide, and this can ultimately disrupt oceanic food webs,…

Researchers gather at Great Barrier Reef to study latest coral bleaching
by Mares - 21st March 2017
Aerial and underwater surveys to be conducted As coral bleaching strikes the Great Barrier Reef for the second year in…

Octopus Casper: Deep-sea octopuses require manganese nodules to lay their eggs
by Herbert - 22nd December 2016
Casper the octopus (and counterparts) threatened by deep-sea miningFor deep-sea octopuses, manganese nodules on the seabed are an important breeding…

Kelp along Southern California coastline resisted warmer temperatures
by Mares - 16th December 2016
In early 2014, when a large-scale heat wave in the Pacific Ocean produced temperature anomalies greater than anything seen since…

New insights into the changes of the Nordic Seas during interglacials
by Mares - 5th December 2016
The characteristics of the water masses in the Nordic Seas are expected to change due to the Earth's higher temperatures…

Researchers search for Earth’s oldest ice
by Mares - 21st November 2016
Ice cores show glimpse of composition of atmosphere in the pastIn Antarctic, ice and climate scientists from 14 institutions in…

Best Guadalupe Season Since 2012!
by Morne Hardenberg - 18th November 2016
We have just completed two EPIC expeditions to Isla Guadalupe off the west coast of Baja Peninsula! The volcanic island…

Arctic sea ice at its second-lowest ever this September
by Mares - 16th September 2016
In September 2016, the surface of the Arctic sea ice shrank to nearly 4.1 million square kilometres – the second…

Essential seaweed species in Baltic Sea under threat
by Mares - 11th August 2016
The Baltic Sea’s biomass of bladder wrack (Fucus vesiculosus) may soon decline due to rising sea temperatures and the presence…

Researchers discover that sponges are host to surprising diverse range of microbes
by Herbert - 17th June 2016
Discovery opens door to potential new discoveries in the futureSponges are important hosts for microbes, making up a significant part…

This year’s decline of Arctic sea ice may be as bad as the record low of 2012
by Mares - 19th May 2016
At the Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research (AWI), sea ice physicists have predicted that the…

Book launch at Maritime Museum shines light on first German deep-sea expedition
by Mares - 7th March 2016
Zoologist Carl Chun from Leipzig was fascinated by the possibilities within the deep sea. In a speech to the German…

Arctic sea ice plays essential role in methane cycle
by Mares - 8th December 2015
Study uncovers link between seasonal melting of sea ice and release of methane gas The ice-covered Arctic Ocean plays a…

Melting coastal glaciers cause loss in biodiversity – Seabed ecosystem affected by sedimentation
by Mares - 20th November 2015
Melting glaciers will lead to a reduction of species biodiversity among the benthos (bottom-dwelling organisms) community in the coastal waters…

Billions of juvenile polar cod under Arctic sea ice
by Mares - 14th October 2015
With a newly developed netting gear, marine scientists at the Alfred Wegener Institute managed to catch a large number of…

German research network on ocean acification concludes
by Mares - 8th October 2015
An in-depth assessment of the possible impact of ocean acidification on the environment, society and economy, as well as the…

Tackling rising ocean temperatures
by Mares - 1st October 2015
Rising sea temperatures are threatening marine ecosystems worldwide, and this has a major impact on our climate, weather, fish stocks…

Eilat: In The Sea And On The Sand For Your Fun In The Sun
by Herbert - 17th July 2015
For Your Fun In The Sun When temperatures start to drop during those winter months in Germany, many of us…

Planting Corals
by Ivana and Janez - 1st September 2022
The importance of corals and coral reefs for life on our planet is well-known, that's why it's not surprising that the…

Introducing Dan
by Dan - 16th May 2019
Kia ora! (Hello) My name is Dan and I am an underwater photographer and proud Mares Ambassador from Auckland, New…

Coral Bleaching: Reefs suffer equally from El Niño and La Niña
by Herbert - 8th November 2017
Researchers study effects of coral bleaching on Western Australia's reefs Researchers from the University of Western Australia (UWA), the ARC…

Coral restoration in Bonaire
by Herbert - 13th January 2017
Engaging the diver to protect and restore reefs For several years, scientists have observed more and more instances of coral…

Cabo Pulmo and endless vortexes of fish (Chapter Five)
by Franco and Sabrina - 22nd November 2022
If your diving wish list includes finding yourself finning inside vortexes of different species of fish so dense as to darken…

Canada: Cold and Golden
by Alex - 7th November 2022
Sitting in Europe and dreaming of Pacific diving destinations, Canada won’t instantly be at the top of most people’s lists, but…

Umrundung des Bodensees
by Nik - 26th October 2022
Es schien eine gute Idee zu sein, den Bodensee schwimmend zu umrunden. Bislang hat das niemand gemacht und da ich…

Summer Lovin’
by Alex - 26th July 2022
It's easy to forget that the Red Sea is seasonal when you always visit it at the same time of…

Baja California Sur – Pacific Coast, Offshore Adventure (Chapter Three)
by Franco and Sabrina - 28th June 2022
In the southern part of Baja California Sur, on the Pacific Coast, the offshore high sea is a place of…

Run…Sardine Run
by Ivana and Janez - 20th June 2022
I am well aware of how privileged we are to be doing this job. This time, our passion for scuba…

Shining a light on UK diving
by Alex - 13th June 2022
The recently updated EOS LRZ line of torches sparked the plan. Our idea was to meet up at Capernwray in the…

The orange colours of Ribnicko Lake
by Ivana and Janez - 8th April 2022
At the start of this year, Mares Ambassadors Ivana OK and Janez Kranjc embarked on an icy adventure on Zlatibor mountain in central Serbia... It has been about…

The Atlas Adj 62X – Our new, all-metal, dependable regulator
by Mares - 23rd March 2022
Our customers asked, and we answered. After many requests for an all-metal version of the tried-and-true Abyss second stage regulator,…

Vasa – The ship and museum
by Ivana and Janez - 12th January 2022
History tells us of many grand endeavours that ended ingloriously. The story of the fate of the royal ship 'Vasa' is well-known,…