![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…
![Dan](https://blog.mares.com/wp-content/uploads/2020/08/107609215_3999721133433839_4862193931765128460_o-1-150x150.jpg)
Easing back into scuba diving
by Dan - 12th October 2021
At last, I'm back! I'm sure it's the same for many of you, the lockdown has been incredibly tough. Days,…
![Ivana and Janez](https://blog.mares.com/wp-content/uploads/2017/10/ivana-i-janez-Medium-550x367-1-150x150.jpg)
Will the noble pen shell go extinct?
by Ivana and Janez - 8th October 2020
The noble pen shell is one of the most attractive clams of the Mediterranean. It’s a diver’s joy to stumble…
![Marjan Radovic](https://blog.mares.com/wp-content/uploads/2017/08/marjan-radovic-2-150x150.jpg)
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…
![Marjan Radovic](https://blog.mares.com/wp-content/uploads/2017/08/marjan-radovic-2-150x150.jpg)
Freediving – Marjan Radovic photographs Tijana Nikolic
by Marjan Radovic - 4th September 2019
Freediving is an activity as old as humanity itself. More than any other sport, freediving is based on subconscious reflexes…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
Ocean acidification affects mussels in early life stages
by Herbert - 11th January 2018
Marine scientists show impact of acidification on mussel larvae Shells have a hard, calcareous shell to protect themselves against environmental…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
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…
![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)
Increase in melting sea ice may lead to higher food supply in Arctic
by Herbert - 26th September 2017
In the Arctic, melt ponds are formed every year when snow and sea ice melt at the end of winter.…
![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)
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…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
Glacial retreat accelerated by meltwater lakes under Antarctic Ice Sheet
by Herbert - 4th July 2017
During the last glacial period, the ice in the Antarctic was thicker and extended farther offshore than it does today.…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
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…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
New ocean measuring station at Boknis Eck
by Mares - 1st February 2017
GEOMAR and Helmholtz Center Geesthacht install new sensor node in Baltic Sea Boknis Eck (Boknis Corner) – a name familiar…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Studying the effects of coastal erosion in the Arctic
by Mares - 18th January 2017
The thawing and erosion of the arctic permafrost coasts has increased so drastically in the past that more than 20…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Map of seafloor shows new details about 2015 eruption at Axial Seamount
by Mares - 29th December 2016
The Axial Seamount, an underwater volcano about 470 kilometres off the Oregon coast, is one of the world's most active…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
Clam shells used to compile 1,000 yr record of ocean climate
by Herbert - 19th December 2016
As a postdoctoral researcher at Bangor University in Wales from 2007 to 2009, Alan Wanamaker started the compilation of a…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Environmental factors, not just climate change, can also affect isotopic composition of corals
by Mares - 28th September 2016
Important details found in calcium carbonate skeletons of corals The calcium carbonate skeletons of corals retain important details about their…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
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…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Exploring hydrothermal vents at Azores archipelago
by Mares - 23rd July 2016
Researchers investigate hydrothermal vents on research vessel's 30th anniversary cruise Welcome to the world of the hydrothermal vents, where organisms…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
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…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Coral reefs can condition themselves against coral bleaching
by Mares - 19th April 2016
The Great Barrier Reef is currently experiencing coral bleaching on an unprecedented scale, and scientists have voiced much concern about…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Severe coral bleaching hits Great Barrier Reef
by Mares - 30th March 2016
Some recent surveys have shown how the rising temperature of the seawater has led to severe coral bleaching at Australia's…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Ocean acidification slows down coral reef growth
by Mares - 17th March 2016
By manipulating the seawater chemistry of a reef to study how excess carbon dioxide caused by human activity affects coral…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
High concentrations of gold found in Iceland’s geothermal systems
by Mares - 25th February 2016
On Iceland's Reykjanes peninsula, marine scientists found themselves prospecting for gold when they discovered very high concentrations of gold in…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Researchers measure platelet ice beneath Antarctic sea ice
by Mares - 8th February 2016
For the first time, sea ice physicists at the Alfred Wegener Institute (AWI) have developed a new method of efficiently…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Melosira Arctica named algae species of 2016
by Mares - 19th January 2016
Researchers have named the Melosira arctica, one of the major algae species in the Arctic Ocean, as Algae of the…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
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…
![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)
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…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
Biology: Sunfish
by Herbert - 1st September 2015
Floating "Millstones" In The Ocean? At first glance, these curious-looking fish look like gigantic fish heads without a body. They…
![Herbert](https://blog.mares.com/wp-content/uploads/2016/06/Herbert-150x150.jpg)
Palau: Dive Right Into The Darkness
by Herbert - 18th August 2015
Blackwater Diving – Diving Into The Pitch Black If you're feeling bored by the usual dives and are looking for…
![Mares](https://blog.mares.com/wp-content/uploads/2016/06/Mares_blog-2-150x150.jpg)
Nitrous Oxide From The Sea
by Mares - 26th June 2015
Kiel marine scientists have discovered that the South-East Pacific region has been emitting more nitrous oxide levels than previously expected.…