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Fred Buyle

Freediving – a tool for marine biology

by Fred Buyle - 5th May 2017
For my first Mares blog I have decided to write about one of the most exiting projects I’m involved in:…
Herbert

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

Biology: The Frogfish

by Herbert - 26th August 2015
Incredibly Fast “Suckers” Finding a frogfish is the tough part. Once you do, taking photos of it is relatively easy,…
Herbert

Biology: Rays

by Herbert - 6th July 2015
The Art of “Underwater Flight” The dance of mantas in the ocean certainly leaves no diver unmoved. The majesty of…
Ivana and Janez

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

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…
Ivana and Janez

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…
Ivana and Janez

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…
Ivana and Janez

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…
Ivana and Janez

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…
Ivana and Janez

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…
Ivana and Janez

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…
Ivana and Janez

So which one is it? A stonefish or a scorpionfish?

by Ivana and Janez - 24th July 2018
I often get confused between stonefish and scorpionfish and need to remind myself what the differences between them are. Both…
Ivana and Janez

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 order ‘Octopoda’…
Ivana and Janez

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…
Ivana and Janez

The Prettiest of Worms

by Ivana and Janez - 4th April 2018
When we think of worms, these colourful, feathery, flower-like creatures are not the first things that come to mind. Their…
Ivana and Janez

Primitive? Maybe. Ugly? Definitely not!

by Ivana and Janez - 26th March 2018
Featherstars are more scientifically known as crinoids – coming from a Greek word meaning ‘lily-like’- so it comes as no…
Ivana and Janez

The Wobbegong Shark

by Ivana and Janez - 16th March 2018
When I first heard the name 'Carpet shark', I thought it was a joke. The name does not sound very…
Ivana and Janez

Mantas – the gentle giants of the seas

by Ivana and Janez - 7th February 2018
Manta rays – the diver's dream. Belonging to the family Mobulidae, there are two species of Manta Ray often seen…
Herbert

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…
Herbert

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…
Herbert

Researchers puzzle over possible causes for disappearance of sea snakes

by Herbert - 11th December 2017
Western Australia: High genetic diversity in sea snakes found Scientists have studied the genetic diversity of sea snakes in different…
Herbert

Scientists discover flexible self-healing ability in ctenophora

by Herbert - 6th December 2017
Wound healing or regeneration – the environment decides Losing a body part is almost always an irreversible situation for humans…
Ivana and Janez

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…
Herbert

Faster reproduction ensures immigrant species success

by Herbert - 19th November 2017
Why only a few introduced species establish themselves in foreign marine regions The number of non-native species detected for the…
Herbert

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.…
Mares

The Myth of the Jellyfish

by Mares - 1st September 2017
When I asked my child what jellyfish were, she said they are half fish, half jelly… Well nothing could be…
Marjan Radovic

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…
Herbert

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…
Mares

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…
Herbert

‘Weedy’ fish species to dominate future oceans due to ocean acidification

by Herbert - 24th July 2017
Such fish are “marine equivalent to rats” For the first time, researchers at University of Adelaide have demonstrated that the…
Mares

The secret beauty of Nudibranchs

by Mares - 13th July 2017
Nudibranchs come in many different colours, shapes and sizes. According to various sources, there are between 2000 - 3000 different…
Herbert

Lubricated lips helps fish feed on mucus of corals

by Herbert - 12th June 2017
Scientists have discovered a species of fish that has developed a set of self-lubricating lips to consume corals. They have…
Herbert

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…
Mares

Compass jellyfish in Boka Bay, Montenegro

by Mares - 13th May 2017
Jellyfish...so graceful and elegant, yet at the same time found in so many different colors and shapes. Their movements remind…
Mares

Master of the coral reef – The Giant Moray Eel

by Mares - 12th May 2017
Sometimes ugly, sometimes frightening, and of imposing size, the Giant Moray Eel is the master of the coral reefs of…
Herbert

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,…
Mares

Elevated carbon dioxide levels impairs cone snails’ hunting skills

by Mares - 7th February 2017
Cone Snails become hyperactive and “meandered around” Cone snails are expected to find it hard to catch their prey if…
Mares

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

How baby reef fish find their way home at night

by Mares - 24th December 2016
Scientists have discovered that baby reef fish possess an internal magnetic compass that helps them find their way home at…
Herbert

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

Tracing how the relationship between corals and algae began

by Mares - 26th November 2016
How corals met algae: Tracing how their symbiotic relationship startedThe symbiotic relationship between algae and modern corals began more than…
Mares

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…
SV Delos

Introducing Delos! A world cruising sailboat! (Part 2)

by SV Delos - 12th July 2016
(Read part 1 here) For Brian and his partner, the moment of reality came in 2008.  The research on boats, planning,…
Mares

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

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

An interview with Katarina Linczenyiova, freediver

by Mares - 10th June 2016
A rising star Katarina Linczenyiova is a rising star in the world of freediving, although she is relatively unknown in…
Mares

International shipping routes and invasive species: What’s next?

by Mares - 26th April 2016
Scientists from Oldenburg and Frankfurt have modelled how the global shipping routes leads to the spread of invasive plant and…
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