
Shifting Baselines – Hong Kong, Sar
by Andi - 18th April 2024
The research team had warned us upfront about the perilous diving experience ahead. One not marked by surreal encounters with…

Our Encounter with the Ocean Tigers – Fiji
by Andi - 21st March 2024
As we descended into the dark and murky waters off the Fijian coast, the weight of anticipation settled in. Immediately…

6 of the best shark diving experiences for new divers
by Kathryn - 1st February 2024
For many scuba divers, going diving with sharks is a bucket-list experience and it can easily turn into a lifelong…

Nearly 70 countries sign the UN’s BBNJ agreement on the first day
by Mares - 22nd September 2023
On a momentous occasion, the United Nation's first-ever treaty on protecting international high seas opened for signature in the 20th September…

Shark Behaviour on the Alimatha Reef – Capturing the photo
by Ivana and Janez - 10th February 2022
Nature’s behaviour surprises us every day... Alimatha reef, which is famous for the large number of sharks that live in…

Phoresis in the Mediterranean
by Mares - 19th January 2022
This fascinating video, captured by Mares Ambassador Pasquale Vassallo in the Mediterranean Sea, shows a Sand Crab hitching a ride on…

Tiger Sharks
by Ivana and Janez - 15th December 2021
Tiger Sharks are one of the largest predatory sharks, shadowed only by the Great White. Female Tiger Sharks are larger…

Hello! Meet Mares Ambassador Alex Mustard
by Alex - 20th July 2021
Hi! I’m Alex and I’m new to the Mares team. Of course, I’m not new to diving, or to Mares…

Think Green – Island of Vis
by Damir - 19th July 2021
The diving club Roniti se mora, together with their project partners MARES, C.I.O.S. group, Fund for environmental protection and energy efficiency and National Geographic Croatia,…

Saving the Turtle
by Ivana and Janez - 7th May 2021
Once again it has been proven that every dive is unique! On a recently ended liveaboard cruise on the Red Sea's north route, we…

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.…

How Cara Lost Her Color
by Ivana and Janez - 10th December 2020
Ivana OK: What are you by profession? I’m a marine naturalist. In a complete leap of faith, I moved to…

Motivation For Winter Diving
by Dan - 24th August 2020
Winter. Is. Here. Any diver dreads these 3 words, especially if you live in a colder climate. New Zealand, although…

Be A Hero – Think Green
by Damir - 14th July 2020
Think Green is an environmental diving project launched by the 'Roniti se mora' Diving Club immediately after it was founded…

Diving at Pianosa, Italy
by Underwater Tales by Stefano Sibona - 14th May 2019
Legend has it that when Venus emerged from the sea, seven pearls fell from her necklace creating seven islands off…

Appearances can be very deceiving! The Mantis shrimp…
by Ivana and Janez - 18th March 2019
I have always thought that Mantis shrimp are one of the most beautiful creatures you can find and photograph in…

Picasso’s muse?
by Ivana and Janez - 25th January 2019
We learn something new every day. Recently I discovered that the beautiful triggerfish is also known as the Picassofish, the…

Freshwater vs marine diving
by Ivana and Janez - 13th November 2018
For more information on Marine Ecology, check out our friends at SSI! Most of us dive in a marine environment…

Cruisers vs Boka Kotorska Bay
by Ivana and Janez - 10th October 2018
An interview with Dr. Vesna Macic, Marine Biologist Sailing on big cruisers is becoming very popular as a means of…

Atemlose Momente – Weisse Haie, Guadalupe, August 2018
by Robert - 29th August 2018
MARES - WIRODIVE - NAUTILUS LIVEABOARDS Fotos von unserer Reise Auf der DEMA 2017 sagte ich zu Mike Lever, dem…

Breathtaking Moments – The Great White Sharks of Guadalupe, August 2018
by Robert - 29th August 2018
MARES - WIRODIVE - NAUTILUS LIVEABOARDS See photos from the experience here. At DEMA 2017 I met up with Mike…

Blowfish, balloonfish, pufferfish, puffers, blowies, toadfish…so which one is it?
by Ivana and Janez - 15th August 2018
The name of a fish order - Tetraodontiformes - does not sound familiar to many, but when we look into…

Hermit crabs against plastic!
by Ivana and Janez - 31st July 2018
Hermit crabs are decapod crustaceans which, like other members of this order, have segmented bodies and very well developed eyes,…

Octopuses – They have it all!
by Ivana and Janez - 22nd June 2018
Who doesn’t like octopuses? They have it all: beautiful, smart and unique. These molluscs are part of the ‘Octopoda’ (eight…

“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…

Clownfish
by Ivana and Janez - 3rd May 2018
What’s the world’s most famous fish? Well, I think Clark’s anemonefish is. What’s that you say? Remember Nemo? Well, Nemo…

Narwhals show alarming reactions to stress
by Herbert - 21st December 2017
Human disturbances cause narwhals to freeze and escape simultaneously New insights into the effects of ocean noise and increased human…

Hells Bells: Unique underwater stalactites in Yucatán Caves
by Herbert - 12th December 2017
Researchers study how Hells Bells was created In recent years, scientists have identified a small group of stalactites in which…

Where None Have Gone Before!
by David - 8th September 2017
It's not every day that you get to dive a new site which is not only new for you, but…

Virus reprograms ocean plankton
by Herbert - 24th August 2017
Infected plankton cells absorb more nutrients A virus that infects plankton can reprogram cells and thus alter the way the…

Discovery Channel’s Shark Week finally features females
by Hannah - 21st July 2017
No doubt about it, Discovery Channel’s Shark Week gets a lot of attention with more than 2.5 million viewers in…

Why do krill stocks in Antarctica fluctuate?
by Herbert - 9th June 2017
Climatic influences not as important as previously thought Although just six centimeters long, the Antarctic krill (Euphausia superba) plays an…

Humpback whale calves whisper to keep safe
by Herbert - 27th April 2017
Vocalisations may be used to help mother and calf stay togetherTo avoid detection by killer whales, newborn humpback whales whisper…

First cave fish in Europe discovered
by Herbert - 5th April 2017
Fish is also world's most northerly cave fishFew species are as well hidden as those that live underground. In Europe,…

Baikal Lake, the blue pearl of Siberia
by Franco and Sabrina - 4th January 2017
Last summer I went to the Baikal Lake in Russia and lead a group of passionate cold-water divers and amateur…

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…

Different coral communities differ in their ability to adapt to new environments
by Mares - 17th November 2016
For the first time, scientists at The University of Texas at Austin have observed separate populations of corals diverging in…

Life beneath the ice
by Mares - 17th October 2016
Welcome to the world beneath the ice. We're all familiar with the animals that live above the ice at the…

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…

Fishes find sanctuary
by Mares - 4th August 2016
Larger MPA established based on the movement of fishermen's favoured fish species Beneath the waves of Palikir Pass (or P-Pass)…

Underwater robot begins one-year mission
by Mares - 28th July 2016
Autonomous deep-sea robot at work Deep on the Arctic seabed, an autonomous deep-sea robot has been hard at work, having…

Limitations of adaptation in ocean acidification
by Mares - 21st July 2016
Examining the evolutionary adaptation of unicellular phytoplankton Through the process of evolution, the coccolithophore Emiliania huxleyi, a unicellular phytoplankton, has…

Pipefish give birth to conjoined twins
by Mares - 27th June 2016
Extremely rare to have two conjoined twins within 24 hours During a routine experiment, researchers at GEOMAR Helmholtz Centre for…

Can a deep-sea ecosystem recover from human intervention?
by Mares - 26th November 2015
What would the ecological consequences be if the quantity of polymetallic (e.g. manganese) nodules in the deep sea was reduced? Would…