This Lebanese registered general cargo was built by S. A Juliana Construcciones Gijonesa of Gijon and launched as the San Bruno in 1964. Her dimensions were 75.5m x 10.75m with a draught of 5.8m. She displaced 1,161 gross registered tonnes with two cargo holds and a central bridge castle. The ship

When you get a dive computer your dive logging experience changes, A LOT. You get so much information and very well organized. How do we translate this to the paper? The answer is, you can´t without loosing some information in the process. The idea of having a software managing this

What to consider with first stages First of all we have to distinguish between unbalanced and balanced first stages. Unbalanced first stages decrease the intermediate pressure (that affects the performance) while lowering the pressure in your cylinder during the dive. Balanced first stages are not affected of the pressure in

You know for sure the lively island of Ibiza, with his famous Djs nightlife and party, maybe you knew about its hippy influenced culture, but there is much more. With a vibrant nature, his magnificent coast  and his famous coves and islands hide underneath some of the finest dives of

Lately I had the chance of testing and diving the M4 model. Hollis have 2 models that are very popular M1 and M4. Both feature a soft, skin like touch silicone. Both are frameless, basically only the shape of the glass changes so you can maybe take some conclusions if

There is a whole variety of dive computers out there, each one with its algorithm and different possibilities, pricetags and so on. But for some different reasons there is one dive computer that is getting a lot of attention lately. The Xdeep black is the new in the hood and

When it comes to the definition any dive 300m higher than sea level is considered as an altitude dive. However, living in an alpine country such as Switzerland we redefine this a bit. 

Nitrox is the common designation for every artificial mixture of air where certain amount of oxygen replaces that same amount of nitrogen, making it differently composed from the air we breathe. we call this mixes hyperoxic air mixes. Recreational use of nitrox is limited to 40% oxygen concentrations.

Your actual air consumption is one knowledge that is never useless, while some dive computers can provide you with it if they have a pressure sensor, is very easy to get yours.  Air consumption is often measured in liters per minute and for realistic measure you can apply different methods.