Tuesday, 31 May 2011

Essential Tips for a Scuba Diving Trip




A scuba diving trip can definitely be a fun and exciting vacation. However careful planning should be done for this kind of excursion. A scuba diving trip is far more complicated than your regular sightseeing trips, especially if you plan to go scuba diving in another coast or country. So you should be a little more detailed about your planning for this kind of trip.





Perhaps the most important consideration for your scuba diving trip is your destination. You would of course want to go somewhere you can go diving – a site that fits your skill level, budget, time, and preferences. You have to achieve a good balance among these factors, and a good travel agent who knows about diving and great diving sites. You may also ask a diving center for recommendations of great scuba diving destinations for your trip.





Indeed, the main point of your trip is to go scuba diving but this doesn't mean that you can just leave out the land-based details of your trip. Normally, diving sites are surrounded by breathtaking sights and you wouldn't want to miss out on them since you are there anyway. You also wouldn't want to forget the details of your travel, otherwise, you might not get to your diving destination.





As you plan, keep a checklist of every detail that you will need for the trip from diving gear to your scuba certification. If you are planning to go out of the country, make sure that you have everything need – visas, information about local currencies, vaccinations, among other things. Do your homework and research about these things. Diving information is quite easy to come by these days with the help of the internet. You have to know everything you can to ensure that you don't experience problems during your trip.



Here are other things you need to remember for your scuba diving trip:



- Set your trip’s dates, but have some room for flexibility.



- Shop around for scuba diving trip packages. You can save a lot with a good deal.



- Mark you scuba diving gear well so that you can identify it easily.



- Buy a travel insurance that has considerations for diving.



- Make copies of your essential documents. Keep one for yourself and another copy with someone you trust back at home.



- Be sure to bring your medicines and prescriptions.



- Put the essential diving gear in your carry on luggage.



- Ask your airline about their restrictions for scuba diving equipment.





A scuba diving trip can be fun and exciting if you plan well.


Monday, 30 May 2011

Lessons in scuba diving you need to know




Scuba diving is a fun activity to do, that is if you know what you are doing and how.





The following are brief scuba diving lessons which you could do to further make scuba diving an activity you enjoy and won't easily forget.





Scuba diving lessons in buoyancy





Controlling buoyancy when scuba diving is necessary. Once you are to descend, make sure that you add air to the BCD in bursts that are quick using low pressure button inflator.





Adding enough air is necessary in keeping your speed descent under firm control.





Also, during the descent, it is okay to take in deep breaths in order to halt your own descent.





Then, when the targeted depth is achieved, adding appropriate air is enough to be able to keep you buoyant neutrally while your own lungs are half filled with air.





Ascending is also easy via taking breaths in. Descending is meanwhile achieved by taking slow breaths out.





Breathing in a normal pattern also affects your own buoyancy. Make sure to make adjustments to your breathing so that you stay in the similar depth.





In doing so, you then discover that you will be able to keep air in your lungs less and so it stays in the neutral mode. You will then have to vent some air from the BCD in order to make adjustments to the new ocean depth.





As much as possible, try to remain buoyant neutrally through the whole dive. Also, make sure that you get to use bursts of short air, then give it time to take its own effect.



Remember that once air is added, you will then easily go to the water’s surface much quicker.





Also, make sure that you try not to hold your own breath when scuba diving.





Scuba diving in currents





Before engaging in scuba diving, it is best to first assess the pattern of the water currents. Make sure to ask the help of residents who are familiar with the water currents. Surfers and fishermen are the best people to ask.





When it is safe to get in or under the water, descend to the sea’s bottom where the water current may be milder.





Slowly streamline your own body in order for the reduction of water resistance. Then, slowly swim.





Make sure that you not swim against a current that is strong. Try to learn the drift diving technique from an instructor that is qualified.





All in all, scuba diving lessons help you achieve fun and safety, so take heed.


Sunday, 29 May 2011

Learning How to Go Under from the Best Scuba Diving Organizations




Even before man ventured into space, scientists and engineers had begun exploring the deep blue ocean. Explorers were sent in mini-submersibles or in watertight armor with some breathing equipment inside to see what lies beneath the water.





Nowadays, almost anyone can do the same thing. You will just need some diving equipment and certification from a scuba diving organization.





There are three major organizations known throughout the world.





The first is called PADI or the Professional Association of Diving Instructors. Established in 1967, it continues to be a pioneer in teaching new and experienced divers new techniques about underwater exploration.





A student as young as 10 can be allowed to take a basic certification course before being able to move up to the next level. This scuba diving organization boasts to having issued almost a million licenses every year to adventure seeking enthusiasts around the world.





The second is known as NAUI or the National Association of Underwater Instructors. This was established a few years before PADI existed which means it has been in the industry much longer offering more programs.





Some of these include night diving, nitrox, search and recovery, scuba rescue, skin and diving. A kid as young as 8 can start learning the basics and then move up as he gets older.





The third is called SSI or Scuba Schools International. This was established a year after NAUI started operations. It has an official website with tie-ups with different resorts and schools around the world offering the same quality of education to beginners and experienced divers.





In any of the three diving organizations, the only way to move up to the next skill level will be by spending a certain number of hours underwater as well as taking written exams.





Should the student pass, the diver from basic will move up to silver or gold class. The names for the various levels is different and those with a lot of experience can even become a dive masters to also teach beginners about this adventure sport.





Is one scuba diving organization better than the other? The answer is no because each of the three offers the student a similar program allowing the individual to appreciate the wonders of the ocean.





The individual will just have to think which one is the closest to the resort or where one resides to begin the adventure of seeing life under the sea.


Friday, 27 May 2011

Going Scuba Diving?




Who wouldn't want to explore the world under the sea? Mankind has always been fascinated with life underwater. Because of this great fascination, extensive researches and amazing inventions have given us the chance to breathe underwater so we can observe or simply have fun in dealing with aquatic animals.





However, breathing underwater isn't just simply bringing a tank full of air with you when you dive. There are many things that you need to consider. Staying underwater is totally different from living on land.





For one, humans don’t have the gills that can extract oxygen from the water. Air pressure is also significantly different from water pressure. The human body isn't adapted to high pressure changes. Controlling your buoyancy and avoiding losing body heat when underwater are also major considerations.





Fortunately, probably everything that a scuba diver needs to safely explore the depths of the ocean is available. There’s the mask, snorkel, fins, regulators and diving suits to name just a few. These equipments allow the diver to breathe, control their position and stay warm underwater.





To breathe underwater, a scuba diver wears a metal tank full of compressed air. A regulator is attached to this tank, which adjusts the air pressure to match that of the surroundings so the diver can breathe comfortably. The regulator delivers air through a mouthpiece which the diver uses to inhale and exhale. Breathing through your mouth comes naturally, so you don’t need to add that to your worries.





Another hose is attached to a regulator to control the diver’s buoyancy. It is attached to an air bladder which is adjustable. Since the diver wears this as a vest, adding air into it would make him more buoyant, and thus, he rises. When he releases the air, the opposite happens.





These buoyancy compensators also help a scuba diver achieve neutral buoyancy. When you are in neutral buoyancy, you can stay at a constant depth without much effort. This minimizes gas consumption due to swimming.





Divers also wear lead weights as a belt to allow them to descend and stay underwater. The weights are evenly spaced to achieve proper balance. During emergency situations, a diver can just quickly release these belts to rise to the surface.





A diver’s suit is really incredible. It is made of compressible substance, thus when you descend, it reduces the volume, and when you ascend, it expands. They are very helpful in conveniently controlling one’s buoyancy.





A suit can also provide thermal insulation. A wetsuit, for example, is usually made of neoprene that has poor thermal conductivity, which minimizes body heat loss to the surrounding water.





Another way which a driver’s suit can reduce loss of body heat is by trapping a layer of water between the suit and human skin. The wetsuit is very well sealed at the neck, wrist and legs thus water flow rate is reduced. This technique in reducing heat loss is known as convection, which is the same principle used in the concept of semi-dry.





A drysuit on the other hand keeps the diver dry, as apposed to a wetsuit. Frigid water couldn't possibly penetrate a drysuit. Preferably, drysuit undergarments are also worn for better insulation. A drysuit keeps thin air layers inside that helps keep a diver warm.





Of course, to be able to familiarize yourself better with these scuba diving gears, it would be best if you get yourself a certification by passing a scuba diving course. In the course, you’ll not only learn about these equipments, you’ll also be taught how to adapt to diving.





During the course, student divers learn how to achieve neutral buoyancy. Through various swimming exercises, they will learn how to control their breathing rate. A diver should know how to breathe in a slow but continuous manner.





At the end of the course, you are expected to know some safety procedures in diving, such as how to clear your mask if in case water leaks in, how to avoid any mishaps while underwater, and of course, learn to help a fellow diver in need. Conventional hand signals are used underwater to communicate since divers don’t have another way to talk to each other.





By being a certified diver, you could refill your air tanks, buy scuba diving gear and scuba dive anywhere in the world. Scuba diving businesses require this certification as proof that you can well manage yourself underwater.