Similan islands scientific research experiments scuba diving

Similan Science

Similan Science

With the huge changes to the Similan Islands national park this year, and the seemingly last minute implementation of new rules, it became very clear to us that our communication with the Thai authorities was not enough as it should be. So were overjoyed when we were kindly invited to join the ‘Phuket Marine National Park Operation Center 2′ and a group of Thai university students, to help carry out a series of ongoing scientific studies at the Similan Islands. Continue Reading…

Space Dive. Jellyfish and divers at Koh Prathong Wreck

Space Dive

Strange days in The Similan Islands. We had 6 guests on board and there was hardly another boat in sight. The new national park restrictions are in full force and things are eerily quiet.

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Changement d’image de marque pour les îles Similan

Le MV Hallelujah, notre bateau de croisière-plongée aux îles Similan et Surin, vient de rentrer de sa première sortie de la saison. D’ordinaire, ce premier voyage est l’occasion pour nous d’évoquer les conditions de plongées rencontrées dans le parc national, mais cette saison 2018-2019 s’ouvre toutefois sur une nouvelle bien plus importante…
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Hallelujah Similan Liveaboard group photo big blue diving khao lak

Rebranding the Similan Islands

The Similan Islands national park has now set very strict limits for both divers and snorkelers. Most importantly for Big Blue Diving, is the 525 divers per day allowed entry into the Similans. But before we go into the details, just a small amount of history… Continue Reading…

En savoir plus sur les raies manta…

En savoir plus sur les raies manta…

Connaissez-vous les raies manta, ces grands volatiles subaquatiques ?

Dans le cadre de nos croisières aux îles Similan, nous avons régulièrement l’honneur d’accueillir Anna Flam, chercheuse de la Marine Megafauna Foundation (Fondation pour la mégafaune marine), qui les connaît sûrement mieux de quiconque !

La Marine Megafauna Foundation regroupe une remarquable équipe de personnes vouées à la recherche et à la protection des différentes espèces de la mégafaune marine (notamment les élasmobranches, requins-baleine, tortues, et mammifères marins).
Si les croisières sur le MV Hallelujah offrent avant tout à la chercheuse l’occasion de collecter des données de terrain sur les raies manta, Anna profite également de son temps libre à bord pour répondre à nos questions et surtout transmettre ses connaissances. Continue Reading…

Group photo trip 31

MV Hallelujah Trip #31 28 Mar – 1 Apr 2018 | Top of The Chain

Diving the Similans, Koh Tachai and Richelieu Rock this season there has been a very noticeable increase in productivity on many Simillan dive sites. Richelieu has its resident über mob of juvenile Giant trevallies and Longnose emperors. Koh Tachai, when the current pumps so do the Bluefin trevally and Rainbow runners.

All around the Similans there are more dog tooth tuna, snapper and other types of predatory fish. There are a few possible reasons why we are seeing more bigger fish on our dive sites. There is also a number of contenders in the running for top predator of 2018. Continue Reading…

Similans Liveaboard Feb 2018

MV Hallelujah Similans Liveaboard Trip #21 | Manta Princess

Manta – The large flappy thing, tell me more…

During this Similans Liveaboard we had the pleasure of hosting Anna Flam of the Marine Megafauna Foundation. A team of outstanding people dedicated to the research & protection of Marine Megafauna. Anna stayed on board for the duration of the trip hoping to capture Manta evidence and was always on hand for questions and more importantly the passing on of her knowledge. Continue Reading…

Scuba Diver silhoutte, sunshine, blue sea, bubbles

MV Hallelujah Similans Liveaboard Trip #20 | 30th Jan 2018

A Very Sociable Affair

Liveaboard diving is always great fun. With everyone in scuba diving mode and relaxing on the boat with lots of amazing food and plenty of chatter. Every now and then it just so happens that the boat fills up with extremely chatty people, cue the sociable aspect of a Similans Liveaboard…. Continue Reading…