What equipment do you need to deep dive?
But what exactly appears on a checklist can vary. Of course there’s standard gear for every dive: wetsuit or drysuit (or simply a rashguard if you’re in very warm waters), tank, BCD, regulator, fins and mask. Add a bit of personal gear, such as a camera, and on most dives that’s pretty much all you’ll need.
Which of the following factors would I consider when determining my personal deep diving depth limit?
What five factors should you consider when determining your personal depth limit? 1) Environmental conditions. 2) Physical and psychological limitations. 3) Depth of previous dives, surface interval since your last dive, and your pressure group.
How do you know if your weighted for diving?
If you’re properly weighted, you should hover with the water’s surface at or slightly above eye level, with your forehead brushing the surface. Demonstrate negative buoyancy by sinking past eye level as you exhale. If you can easily descend when exhaling, fin back to the surface and establish positive buoyancy.
What is the most important rule in scuba diving?
If you remember one rule of scuba diving, make it this: Breathe continuously and never hold your breath. During open water certification, a scuba diver is taught that the most important rule in scuba diving is to breathe continuously and to avoid holding his breath underwater.
What are six factors to consider when choosing an exposure suit for a dive?
Let’s look at each of these factors in greater detail. Temperature at depth: Few things are worse than dressing for water that’s 80 degrees at the surface, only to discover that it’s in the low 60s at depth.
You need to consider:
- Temperature at depth.
- Maximum dive depth.
- Length of exposure.
- Air temperature at the surface.
Which of the following are general night diving planning considerations?
What are four general night diving planning considerations? 1) Prepare equipment ahead of time. 2) Don’t skip a meal. 3) Dive with familiar buddies.
- Moderate to high surf.
- Moderate to strong currents.
- Bad visibility.
- Thick kelp, fish nets, anything entangling.
- Heavy surge.
- Overhead environments.
Why is it important not to dive with an excessively tight neck seal?
during and after a dive. … Why is it important to not dive with an excessively tight neck seal? Can cause carotid sinus reflex which results in changes in your. heart rate and possible unconsciousness.
How much dive weight do you need for diving?
Initial weight: If you’re not sure where to begin, figure about 10% of your body weight. If you are diving in tropical waters with a thin wetsuit, subtract 4-6 pounds, and if you are diving in cold water with a lot of exposure protection, add 4-6 pounds.
What are the most common OK signals?
One of the most common is the “ok” sign (Photo 1), which is both a question, “Are you okay?” and an answer, “Yes, I am okay.” This signal can be given a few ways. When you are near the person you wish to communicate with, signal, “ok” by making a circle with your thumb and index finger.