![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
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…
![Ivana and Janez](https://blog.mares.com/wp-content/uploads/2017/10/ivana-i-janez-Medium-550x367-1-150x150.jpg)
The Leopards of the Seas
by Ivana and Janez - 24th April 2023
Leopard sharks are one of the most common sharks in the Eastern North Pacific. Their scientific name, Triakis semifasciata, means “half…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
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…
![Ivana and Janez](https://blog.mares.com/wp-content/uploads/2017/10/ivana-i-janez-Medium-550x367-1-150x150.jpg)
Junkers 88 in the Adriatic Sea
by Ivana and Janez - 21st July 2020
On August 31, 2008, when a group of divers touched the sea bottom at a depth of 54 meters in…
![Ivana and Janez](https://blog.mares.com/wp-content/uploads/2017/10/ivana-i-janez-Medium-550x367-1-150x150.jpg)
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…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
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…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
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…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
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,…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
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…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
Deep sea mining threatens unique marine habitats
by Herbert - 3rd July 2017
Open letter: Marine researchers warn of the consequences of deep sea mining In an open letter published in the Nature…
![Scuba Diver Girls](https://blog.mares.com/wp-content/uploads/2017/04/m-s-150x150.jpg)
The Scuba Diver Girls meet some curious seals!
by Scuba Diver Girls - 14th April 2017
“What is that?!” I gasped as I felt something tug my fin. I glanced over at Stephanie who was on…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
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…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
Litter in the sea: New portal offers comprehensive coverage
by Herbert - 29th March 2017
New online portal LITTERBASE compiles all data in one location Where is litter at sea and which species and habitats…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
New coral species at World Heritage Site described
by Mares - 28th March 2017
Researchers believe this species is “first of many new hard coral species to be found” Lord Howe Island is already…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Wave-Glider: Keeping track of marine research in real time
by Mares - 3rd March 2017
Online portal for Wave Glider missions launchedWave Glider missions can now be viewed online – and they are live. Operated…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
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…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
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…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
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…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Germany proposes protection for Weddell Sea
by Mares - 20th October 2016
The European Union has submitted a request for a marine protected area (MPA) to be established in the Weddell Sea.…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
Black Sea mapping expedition uncovers more than 40 shipwrecks
by Herbert - 18th October 2016
Largest expedition of this kind in Black SeaAn international expedition mapping the submerged ancient landscapes at the Bulgarian coast of…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
Seafloor of Red Sea formed at least 12 million years ago
by Herbert - 20th September 2016
Discovery overturns present understanding of region’s geological development Geoscientists find the Red Sea fascinating as it represents an ocean in…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
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…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
WWF salvages discarded ghost nets in Baltic Sea
by Mares - 1st August 2016
Divers can help by reporting location of ghost netsIt was a successful start to the campaign: A big trawl net…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Reintroduction of European flat oysters in German North Sea
by Mares - 30th June 2016
Three-year trial will set up foundation for restoration of species For the first time, the German Federal Agency for Nature…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Sewage disposal into Baltic Sea banned from 2019 onwards
by Mares - 4th May 2016
The Baltic Sea can breathe easy in the future. From 2019 onwards, cruise ships and passenger ferries are no longer…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Researchers use new method to date lava flows
by Mares - 11th April 2016
To better understand the formation of the Earth's crust, scientists at the GEOMAR Helmholtz Centre for Ocean Research Kiel have…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Wadden Sea National Park under threat from Russian oil drilling company
by Mares - 4th April 2016
Greenpeace activists recently staged a demonstration against Russian oil company DEA Deutsche Erdoel AG (DEA), which has plans to start…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Researchers compile 3-D map of hydrothermal field in Pacific
by Mares - 23rd March 2016
Using the latest 3-D camera technology, scientists from GEOMAR Helmholtz Centre for Ocean Research Kiel is investigating a hydrothermal vent…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
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…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
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…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Mesmerising creatures of the sea, yet so vicious – Misadventures with comb jellies
by Mares - 18th November 2015
Looking through the mask, it appears as if an alien lifeform is trying to communicate with the divers, flashing its…
![Ivana and Janez](https://blog.mares.com/wp-content/uploads/2017/10/ivana-i-janez-Medium-550x367-1-150x150.jpg)
Komba Island – Diving under an active volcano
by Ivana and Janez - 3rd October 2023
Due to a storm and strong winds that hit the Banda Sea, we missed out on some really attractive locations…
![Ivana and Janez](https://blog.mares.com/wp-content/uploads/2017/10/ivana-i-janez-Medium-550x367-1-150x150.jpg)
Looking at life from a Cassiopea’s perspective – Upside down
by Ivana and Janez - 20th December 2022
Upside-Down Jellyfish live resting on the sea floor, making them look like they are upside-down. They are found in coastal waters,…
![Ivana and Janez](https://blog.mares.com/wp-content/uploads/2017/10/ivana-i-janez-Medium-550x367-1-150x150.jpg)
El Mina – From warship to tourist attraction
by Ivana and Janez - 4th May 2022
Egypt is a country where diving is one of the most popular tourist activities, and Hurghada is currently the most visited city…
![Damir](https://blog.mares.com/wp-content/uploads/2017/10/Damir-Zurub-150x150.jpg)
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,…
![Franco and Sabrina](https://blog.mares.com/wp-content/uploads/2016/08/1216329-Franco-e-Sabrina-150x150.jpg)
Crinoids – Flowers of the reef
by Franco and Sabrina - 14th June 2021
One of the things that struck me most during the first dives I made in Papua New Guinea, and especially the…
![Ivana and Janez](https://blog.mares.com/wp-content/uploads/2017/10/ivana-i-janez-Medium-550x367-1-150x150.jpg)
Nurse Sharks: Docile or Dangerous?
by Ivana and Janez - 29th October 2019
There are various theories as to why the nurse shark is called so; one being that the sound they make…
![Ivana and Janez](https://blog.mares.com/wp-content/uploads/2017/10/ivana-i-janez-Medium-550x367-1-150x150.jpg)
Freshwater in salty water – Underwater springs
by Ivana and Janez - 15th October 2019
You have certainly, at some point, experienced an area where cold water rises up from the deep. It might be…
![Underwater Tales by Stefano Sibona](https://blog.mares.com/wp-content/uploads/2018/03/UT-150x150.jpg)
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…
![Carlo](https://blog.mares.com/wp-content/uploads/2017/04/IMG_20140716_134938-150x150.jpg)
Freediving Expedition with Carlo Boscia
by Carlo - 28th May 2019
The “Freediving Expedition” continues, this time taking me to the crystalline waters of Gozo, a little island to the north…
![Florent M. Locatelli](https://blog.mares.com/wp-content/uploads/2016/06/Diving-2-150x150.jpg)
UJ-2208 – German navy submarine chaser – Ligurian Wrecks (Part III)
by Florent M. Locatelli - 19th September 2018
UJ-2208 (ex-Alfred) - German Navy (Kriegsmarine) submarine chaser (ex-patrol boat) (ex-trawler). Built in 1926 by the Ateliers et Chantiers de…
![Ivana and Janez](https://blog.mares.com/wp-content/uploads/2017/10/ivana-i-janez-Medium-550x367-1-150x150.jpg)
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…
![Underwater Tales by Stefano Sibona](https://blog.mares.com/wp-content/uploads/2018/03/UT-150x150.jpg)
Diving at the Lighthouse, Portofino, Italy
by Underwater Tales by Stefano Sibona - 16th May 2018
"The lighthouse point in Portofino is one of the most suggestive sites of the promontory. A unique, spectacular environment and…
![Gerald](https://blog.mares.com/wp-content/uploads/2017/01/Gerald-Novak-150x150.jpg)
Bahama Mamas – the Tiger Sharks of the Bahamas
by Gerald - 11th August 2017
Shark diving is probably one of the things almost every diver wants to do at least once in his life.…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
New wireless communication system for divers
by Herbert - 25th September 2015
Messages can be sent faster and over long distancesItalian researchers at the Sapienza University of Rome have developed a new…
![Andi](https://blog.mares.com/wp-content/uploads/2023/08/Andi-Cross-150x150.jpg)
Life on the Cambodian edge – Koh Ach Seh, Cambodia
by Andi - 30th April 2024
Following a grueling four-hour drive from Phnom Penh, we arrived in Kep, Cambodia. Though exhausted after our journey from Hanoi,…
![Andi](https://blog.mares.com/wp-content/uploads/2023/08/Andi-Cross-150x150.jpg)
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…
![Andi](https://blog.mares.com/wp-content/uploads/2023/08/Andi-Cross-150x150.jpg)
The Ripple Effect – Negros Oriental, Philippines
by Andi - 2nd April 2024
Another day, another mission. Waking to the sound of a gong made from old kitchenware, a diverse community of dedicated…