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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 only. It is perceived as more exciting,...
Herbert

Freshwater sources in the sea

by Herbert - 20th July 2017
The invisible water resource In the scientific journal Earth Science Reviews, geologists Nils Moosdorf and Till Oehler from the Leibniz Center for ...
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 Western Atlan...
Ivana and Janez

Corals are the perfect models

by Ivana and Janez - 4th October 2018
Looking at wonderful, colourful, tropical coral reefs, many people believe that the organisms responsible for these structures are plant based. Noth...
Ivana and Janez

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 the ten fish families listed in it, we discover ...
Ivana and Janez

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, claws and legs. They...
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 belong to the order Scor...
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’ (eight limbs) and are...
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 was a false anemone...
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 colourful tentacles make th...
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 surprise that they are ...
Ivana and Janez

Mares XR – Review

by Ivana and Janez - 20th March 2018
The Mares XR1 Kevlar Dry Suit, Active Heat Vest and Extreme Undergarment have been used in a year-long ultimate endurance test at Weissensee, the high...
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 and admired by divers: Manta birost...
Gerald

Dive into the underwater world of Milford Sound

by Gerald - 22nd January 2018
We are now far at the south end of New Zealand. More specifically in the southwest, in the world of the fjords. Here, the first fjord originated in pr...
Herbert

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 the characteristic ...
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 photographe...
Herbert

Fuel from seaweed

by Herbert - 25th October 2017
Researchers developing breeding programmes for seaweed In the future, our homes and vehicles could be fuelled by seaweed cultivated in large offsho...
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 further from the truth, as they are not ev...
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 (IUCN) red list, with two species ...
Mares

In the darkness of caverns

by Mares - 2nd August 2017
I am certain there is not a single scuba diver that has never been drawn to the dark, hidden places which appear while diving; especially when we ...
Herbert

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. It has been speculated that sub...
Herbert

Distant fish relatives share looks

by Herbert - 21st June 2017
Distant fish relatives evolve to look like one another Scientists from James Cook University (JCU) have found evidence that distantly related Austr...
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, there are many animals in the ...
Mares

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 by the GEOMAR Helmholtz ...
MARES / SSI / rEvo Dive Expedition Team

Our first project – Extreme cold is the name of the game!

by MARES / SSI / rEvo Dive Expedition Team - 11th January 2017
What works best if you want to see how your products perform when being used? EXTREME CONDITIONS! Mares has spent several decades developing pro...
Franco and Sabrina

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 underwater photographers on ...
Mares

Mysterious mass oyster die-off solved

by Mares - 2nd January 2017
In 2011, there was a mass die-off of wild Olympia oysters in north San Francisco Bay, the cause of which remained a mystery for a long time. But not...
Mares

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 and melting glaciers. To fi...
Herbert

Diving into the jaws of history

by Herbert - 13th July 2016
On the trail of the giant prehistoric sharks. A chat with fossil hunter William “Bill” Eberlein William “Bill” Eberlein has been diving...
Mares

GRD: Seen any harbour porpoises lately?

by Mares - 11th March 2016
As in previous years, the GRD (Society for Dolphin Conservation) is appealing to the public to report any sightings of harbour porpoises (Phocoena p...
Mares

How stable is the West Antarctic Ice Sheet?

by Mares - 12th February 2016
Exceeding critical temperature values can lead to collapse of the ice sheet and strong rise in sea level A future warming of the Southern Ocean due ...
Mares

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 more important role in det...
Mares

Bodensee (Lake Constance) flatter than expected

by Mares - 14th September 2015
3-D model of lake yields some surprises Since 2013, researchers have been involved in “Projekt Tiefenschärfe (Focus – A high-definition Surve...