Chapter 2: Supervising Diving Activities

Question 1

As a divemaster, your role is generally to provide _______ planning that other divers use to plan their individual buddy team dives within.

Answer 1

Broad

Question 2

List three ways that wind can affect dive conditions

Answer 2

1. Cause waves
2. Creates water motion that stirs up the bottom
3. Causes upwelling

Question 3

The rule of thumb is that it is best to dive at ______ tide, but this is a general rule.

Answer 3

High Slack Tide

Question 4

List three broad considerations when planning dives for remote areas.

Answer 4

1. Plan to cover for more logistics such as food, water, etc…
2. Plan for emergencies: Might need to bring more emergency supplies.
3. Plan in terms of self sufficiency. Think of what ifs and how to deal with those situations. Extra forms of communications (satellite phone?).

Question 5

The primary reason for having and using accounting procedures is to be sure every diver returns from the dive. Incident reports indicate that problems with this usually result from________.

Answer 5

Failure to use an accounting procedure at all.

Question 6

List six characteristics of responsible diver behavior

Answer 6

1. Planning dives within limits of training and experience for diver and buddy, and staying within those limits during the dive.
2. Having the proper equipment
3. Maintaining equipment as required
4. Checking air supply regularly
5. Staying within no-stop limits & making safety stops.
6. Diving in an environmentally stable manner.

Question 7

What are four ways you can encourage responsible diver behavior?

Answer 7

1. Be a role model by following responsible dive practices
2. During dive plan or briefing, suggest or remind divers of responsible diving behaviors
3. Make responsible behaviors easier logistically.
4. Reward responsible behaviors by acknowledging them.

Question 8

Paying attention to a divers _____ may help you assess for apprehension or stress related to the dive.

Answer 8

Behavior

Question 9

Signs and symptoms of psychological stress include

Answer 9

1. Being uncharacteristically withdrawn
2. Talkativeness
3. Irritability
4. Distraction
5. Perceptual narrowing

Question 10

Before a dive along a wall that drops into extremely deep water, you notice a diver seems preoccupied and withdrawn. You talk tot he diver and learn the person doesn’t feel adequately skilled with the buoyancy control and dears descending out of control. Give an example of helping this diver by removing the stressor:

Answer 10

Suggest a different dive site with a shallower bottom

Question 11

List the four aspects of supervision in managing dives and identify what each consists of

Answer 11

1. Planning: Includes both making a plan and acting on that plan by having the appropriate equipment and being ready to respond to problems and needs.
2. Communication: The step in which you inform divers about procedures, the dive plan and other necessary information (Dive briefing)
3. Vantage Point: The process of choosing from where you’ll supervise the group
4. Recognition: Anticipating and identifying possible problems so you can prevent, correct or respond to them as part of supervising the dive

Question 12

List eight types of equipment that can assist in supervising certified divers

Answer 12

1. Dive roster
2. Binoculars
3. Dive site maps
4. emergency Oxygen
5. AED
6. First aid kit
7. Pocket mask
8. Rescue float
9. Marine radio

Question 13

List two advantages and disadvantages of in water supervision

Answer 13

Advantages
1. Close to divers so you can prevent or respond to problems quickly.
2. It can reduce problems such as divers exceeding their maximum depth, making navigation errors or running too low on air, because you’re there to guide and remind them.
Disadvantages
1. If you’re diving with a group, it’s the only group you can watch.
2. Some divers don’t like diving in a group

Question 14

List two advantages and disadvantages of out of water supervision

Answer 14

Advantages
1. Easiest way to supervise multiple buddy teams
2. It puts you close to emergency related equipment such as oxygen, first aid kit, radio or telephone, etc.. and can speed medical aid in case of a dive accident
Disadvantages
1. You’re not immediately at hand to remind divers to dive responsibly (stay within their limits, follow proper dive procedures, follow dive plan etc)
2. You cant lead divers to points of interest

Question 15

List 10 points a dive briefing usually includes

Answer 15

1. Dive site name
2. Site description
3. Role of the divemaster
4. Entry and exit techniques
5. Dive procedures
6. Emergency procedures
7. Signal reviews
8. Roster/ buddy check
9. Environmental Orientation
10. Predive safety checks

Question 16

List 3 ways you can prepare to handle novel problems at a dive site

Answer 16

1. Have a strong knowledge base in dive theory and experience
2. Have physical resources to solve the problem (equipment and tools to solve the problem)
3. Continuing my education by taking diving and non-diving courses.

Question 17

It is important to include an environmental orientation in dive briefings because it helps divers dive so that they minimize effects to the environment and familiarizes those with little or no experience with the specifics of the environment. True or False

Answer 17

True

Question 18

To help divers interact responsibly with the environment, you should suggest that they:

Answer 18

1. Dive carefully to the protect the ecosystem
2. Secure gauges or alternate air sources so they don’t drag and damage aquatic life
3. Respect underwater life and be a role model for others

Question 19

You develop good judgement through _______. When making decisions that involve doubt, or when making decisions in areas with which you have less experience, err on the _______ side.

Answer 19

1. Experience

2. Cautious / Conservative

Question 20

You’re leading a group on a 12 meter/40ft charter dive boat. The captain tells you that water is rising slowly in the bilge. Theres no imminent danger, because the bilge pumps are keeping up with it, but action is required. Following the problem-solving steps, you and the captain examine below the decks and discover that a cooling hose leading outboard has ruptured. What would you do next?

Answer 20

1. Identify the problem precisely; the more specific the better you can solve it.
2. Inventory your resources of things that might help solve the problem.
3. create several possible solutions
4. Choose the best solution
5. Assess and revise

Question 21

When managing an emergency situation, when delegating tasks on advantage you have as a divemaster is that

Answer 21

People expect you to take charge, and will do what you ask if they’re able