Diving activities are divided into four categories (1) snorkeling.
It is a kind of movement that floats on the water with a mirror, a breathing tube and a life jacket, and buries his head in the water to watch the underwater landscape. Snorkeling includes a series of operations such as floating, diving, ascending, drainage, ventilation, breathing, self-help and equipment selection. Snorkeling is relatively simple for students who are eager to get close to the sea, and it is also faster to get started.
(2) Free diving
It refers to a kind of exercise in which you don't wear any oxygen equipment and only rely on your own vital capacity to adjust your breathing and hold your breath. This form of diving is quite dangerous. If you have no diving experience, don't try it easily. This sport is often competitive.
(3) scuba diving
It is to carry an oxygen bottle into the water and breathe the oxygen in the oxygen bottle in exchange for staying in the water for a certain period of time. This is also our usual diving, but scuba diving can only be carried out if we pass the exam or a new certificate. (diving card related issues are as follows)
(4) Experience diving
As the name implies, it means to experience diving. In fact, it means scuba diving. You only need a coach to accompany you one-on-one, so the cost is not cheap, but the coaching meeting is much safer, and the experience depth does not exceed 12 meters.
What should I pay attention to before, during and after diving (1) before diving
The preparation activities before diving should be sufficient, including the wearing and use of professional equipment. If you are diving for the first time, the coach will inform you, so please remember.
(2) When diving
When diving, don't touch any creatures on the bottom of the sea and don't feed the fish. At the bottom of the sea, people's strength is weak, and improper actions may be considered as infringement, thus causing unnecessary trouble.
(3) getting sick
It is not suitable for diving during illness (including colds, fever, ear, nose and throat diseases, lung diseases and psychological diseases: mainly fear of water).
(4) After diving
Never fly within 24 hours after diving, or do some sports with obvious changes in altitude and air pressure.
(5) Two people travel together
It is an important and necessary principle for two people to swim together. From water to water, they must be together. Technical experts should lean in front of the latter and look back at the latter's diving at any time. The two should keep in touch with each other by gestures.
The question you may ask (1) can you snorkel without swimming?
A: You can snorkel without swimming. Snorkeling is the entry level of diving, and the basic skills are easy to master. The advantage of snorkeling for swimmers is that they can overcome their psychological fears faster than those who can't swim.
(2) Can myopia dive?
A: You can wear contact lenses or choose underwater lenses with different degrees.
(3) Can children dive?
A: According to PADI's training standard, 10 can learn OW(openwater) at the age of 0.
Divers), 10 to 12 years old maximum diving depth 12 meters. AOW (advanced open water
Divers Senior divers must be over 12 years old to learn, and the maximum diving depth before 15 years old is 2 1 meter. The diving depth varies with age.
(4) Can I dive during menstruation?
A: Yes, you can use tampons and wear long diving suits (distributed at diving spots). Drink a cup of warm ginger tea in time after landing to prevent catching cold. Ps: It is suitable for fairies who have no obvious discomfort during their menstrual visit. If you are a person who is tortured by menstruation like Bian Xiao, you should go diving another day.
(5) How deep can you dive?
A: The dive depth of ordinary undocumented personnel is 5 to 12 meters. OW (open water diving junior diver) diving depth shall not exceed 18m at most, AOW (advanced open water).
Waterdiver) diving depth can reach 30 meters.
(6) Can I take my camera into the water?
A: Yes, but use a professional camera suitable for deep diving.
(7) Water quality problems
A: The water quality of the places where diving spots can be made is qualified, and the diving spots that can enter the world diving spots are clearer.
Everything about the diving card (1) Why do you want to take the diving card?
A: You can compare it with your driver's license and diving card. With a diving card, you have a deeper qualification, which means that you can deeply appreciate the mysterious underwater world. Not only is the depth of unlicensed diving limited, but the diving cost is high, ranging from 300 to 700 RMB, while the diving cost with diving certificate is between 100-300 RMB.
(2) diving certificate level
A: Diving licenses are generally divided into OW(openwaterdiver Junior Diver) and AOW(advancedopenwaterdiver Senior Diver).
(3) Examination content
A: OW: Theoretical knowledge (including diving knowledge, equipment introduction, safe stay, potential threats, etc. ) and swimming test (continuous swimming for 200m, floating for 10 minute, snorkeling touching the bottom of 2m swimming pool).
AOW: deep diving, night diving or diving, etc. The coach will ask some questions underwater to test whether everyone keeps a cool head and clear logic underwater.
(4) How long does the examination course take and how much does it cost?
A: The course of treatment of OW is about 4 days, and the price is between 1800-2800. The course of AOW lasts about 2 to 3 days, and the cost is between 1600 and 2600. Ps: OW and AOW can take the entrance examination if conditions permit (including physical condition, accommodation and financial strength).
(5) Where can I get a diving certificate?
A: There are many diving spots in the world, and there will be many diving spots in these diving spots, so there are also some diving shops operating. The diving shop is equipped with professional diving equipment to meet the needs of experiential diving, technical diving and diving teaching. Coaches are all qualified as PADI professional coaches, and many places teach in Chinese. Their patience and humor will make you feel that diving is a safe and interesting sport.
(6) A coach takes several students at the same time.
A: In principle, there are no more than four. If it is one-on-one teaching, the price will be high, but the advantages of one-on-one teaching are self-evident.
(7) Is there a diving permit filmed in any place in other diving places?
A: Yes, diving cards are universally recognized.
(8) Issuing agency
A: PADI (the largest scale, covering almost all diving spots in the world), CMAS (the only official diving organization recognized by the World Olympic Movement, and the only organization qualified to organize world diving competitions), NAUI (the only non-profit organization in many diving education systems) and SSI (the new diving force).
Ps: Among them, PADI is the most common.