Harpa Snails: More Than Just a Pretty Shell
by Ivana and Janez - 20th December 2024
Harpa snails, ranging from 3 to 10 cm in size, are found in tropical and subtropical waters around the world.…
Meet the Marvelous Brittle Stars: The Underwater Gymnasts of the Echinoderm Family!
by Ivana and Janez - 20th November 2024
Brittle stars belong to the class Ophiuroidea within the phylum Echinodermata, which also includes sea stars, sea urchins and sea…
Galloping Through The Sea: The Fascinating Abalone
by Ivana and Janez - 24th October 2024
When you think of oceanic wonders, majestic dolphins or playful sea otters might come to mind. But let’s not overlook…
A Flock of Marine Birds
by Franco and Sabrina - 14th October 2024
Have you ever had a flock of marine birds as dive buddies? It's definitely an unusual situation. They pierce the water's…
Pretty birds from the Red Sea
by Ivana and Janez - 12th September 2024
I love all the different species of wrasse, and I thought I knew them well, but this one was a…
The spiny devilfish
by Ivana and Janez - 14th August 2024
The spiny devilfish (Inimicus didactylus) is a venomous marine fish of the Synanceiidae family. This family also includes stonefish, which are considered some…
5 great reasons to go diving in Japan
by Kathryn - 9th May 2024
With its rich culture, stunning landscapes, and diverse underwater ecosystems, Japan offers an unparalleled diving experience that beckons adventurers from…
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…
The master of camouflage – The prickly leather-jacket fish
by Ivana and Janez - 18th March 2024
When we saw the pictures that our photographer Janez Kranjc had taken, we joked that he had found a "hairy fish".…
Baja California Sur Safari – 2023 season
by Franco and Sabrina - 28th November 2023
It’s easy to understand why we return to Mexico's Baja California Sur almost every year. The five destinations we visit…
Barracuda
by Ivana and Janez - 17th August 2023
Barracuda are extremely attractive, impressive fish. They are carnivores with long lifespans and can live longer than 14 years. The…
The Crown of Thorns Starfish – To admire from a safe distance
by Ivana and Janez - 12th August 2023
Crown of Thorns Starfish, COTS for short, Acanthaster planci in Latin, are coral-eating starfish. One of the largest in the world, they can reach up…
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…
Dances with Stingrays
by Alex - 7th April 2023
Crystal clear turquoise water crammed with circling stingrays - there can be few more iconic images of the Cayman Islands.…
The Scribbled Leatherjacket (Aluterus scriptus)
by Ivana and Janez - 6th February 2023
Scribbled leatherjackets can be found in the lagoons and reefs of subtropical seas all over the world. Even though some…
Discover the Triggerfish!
by Ivana and Janez - 12th January 2023
Triggerfish or balistoids (from the family Balistidae) are mostly rhomboid shaped fish, almost circular, with eyes that can rotate independently…
Arctic Aur-Orca
by Alex - 26th December 2022
It is definitely the best snorkelling experience in Europe, and it is probably the best underwater experience too. Each winter,…
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,…
The white-spotted octopus (Callistoctopus macropus)
by Ivana and Janez - 1st December 2022
The white-spotted octopus lives predominantly in the shallow waters of the Mediterranean and Caribbean Seas, but can sometimes be found…
Cabo Pulmo and endless vortexes of fish (Chapter Five)
by Franco and Sabrina - 22nd November 2022
If your diving wish list includes finding yourself finning inside vortexes of different species of fish so dense as to darken…
Flying gurnard (Dactylopterus volitans)
by Ivana and Janez - 1st November 2022
Flying gurnards roam the Atlantic and can be found along the coasts of Canada, the US and the Gulf of New…
The Triton Snail
by Ivana and Janez - 7th October 2022
In Greek mythology, Triton, son of Poseidon and god of the sea, is often depicted blowing a horn/shell that looks…
Eagle Rays (Myliobatidae)
by Ivana and Janez - 17th August 2022
Eagle rays are a group of cartilaginous fish (fish that have skeletons made out of cartilage instead of bones), closely…
Discover Starfish!
by Ivana and Janez - 29th July 2022
Famous not only on the TV thanks to cartoon character Patrick the Star, these animals are actually not fish, but…
Summer Lovin’
by Alex - 26th July 2022
It's easy to forget that the Red Sea is seasonal when you always visit it at the same time of…
Pinnipeds – Marine Acrobats
by Ivana and Janez - 13th July 2022
Pinnipeds, commonly known as seals, are a group of semi-aquatic carnivorous mammals of 34 species living across the world’s oceans.…
Baja California Sur – Pacific Coast, Offshore Adventure (Chapter Three)
by Franco and Sabrina - 28th June 2022
In the southern part of Baja California Sur, on the Pacific Coast, the offshore high sea is a place of…
Get to know the Batfish
by Ivana and Janez - 15th April 2022
True batfish belong to the order Platax, coming from the Greek word 'Platys', meaning 'flat', due to their distinct body…
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…
Spanish Dancer
by Ivana and Janez - 29th November 2021
Hexabranchus sanguineus, commonly known as the Spanish dancer, is a colorful marine mollusc belonging to the Gastropoda (Snails and Slugs) class…
The bearded fireworm
by Ivana and Janez - 25th October 2021
Bearded fireworm, Hermodice carunculata (Pallas, 1766) The bearded fireworm is a marine bristle worm that lives throughout the tropical coastal waters of…
Hammerhead Sharks
by Ivana and Janez - 13th September 2021
Sharks have a bad reputation and are the most feared marine species, even though attacks on humans are rare, with…
It’s a job to save the Napoleon fish!
by Ivana and Janez - 16th August 2021
The Napoleon fish is a humphead species of wrasse living in the Indo-Pacific and Red Sea coral reefs, also called…
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…
Most loved marine mammals
by Ivana and Janez - 15th January 2021
Everyone loves dolphins, and it is probably the dream of most divers to dive with dolphins, the most loved cetaceans.…
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…
Who am I? Saint Pierre
by Ivana and Janez - 3rd August 2020
When I was asked to write about the Saint Pierre fish I had no idea what it was. Then I saw…
Marine Guide to Long-term Relationships
by Ivana and Janez - 8th June 2020
Do you remember the term 'symbiosis' from your biology classes? To refresh your memory, these are interactions between organisms that…
Night Time On The Reef
by Dan - 12th May 2020
Lagoon comes from the Italian word 'laguna' meaning pond or lake. Like the name suggests, a lagoon is generally a…
A Beautiful Beast
by Franco and Sabrina - 10th April 2020
Being based in Switzerland, when I’m not travelling abroad, I like to discover what lives in the freshwaters of Europe.…
Nestled in the seventh continent – Iceberg diving in the Antarctic
by Gerald - 17th December 2019
Being in the Antarctic has always been my dream. In an unforeseen way, it has now come true. As a…
Clowning around in Tahiti
by Dan - 13th December 2019
Tahiti is an incredible place famous for its sharks, whales and great diving. One of my goals for this trip…
Striped Marlins (Kajikia audax)
by Franco and Sabrina - 6th December 2019
I’ve always been fascinated by Striped Marlins and wanted to take on the challenge of documenting some of their unbelievable…
Groupers – The gentle giants of the oceans
by Ivana and Janez - 26th November 2019
Groupers belong to the Serranidae family, which they share with Sea basses, living in the warmer waters of most oceans.…
Love to swim with orcas? 12 reasons to go Arctic liveaboard diving now!
by LiveAboard - 5th November 2019
The Arctic has long been known for its outstanding wildlife watching and dramatic landscapes. It offers numerous diving opportunities, but…
Jackfish
by Ivana and Janez - 17th September 2019
Why so blue, Jack? Jackfish, also known as Bluefin trevally or blue jack, are one of the most common fish…
Introduction to Mike Bolton
by Michael - 4th September 2019
Hi all, I am so stoked and honored to be a new Mares Ambassador! To be part of such a…