Spearfishing Basics of Spearfishing 5

Question 1

What is the recommended response if you feel the urge to breathe during a dive?

Accepted Answer

Ascend calmly and surface to breathe before pushing further

Answer

Force yourself deeper to finish

Answer

Exhale fully and continue

Answer

Remove your weight belt only

Question 2

What is shallow water blackout caused by?

Accepted Answer

Loss of consciousness from low oxygen, often near the surface on ascent

Answer

Cold water shock only

Answer

Drinking before diving

Answer

Speargun recoil

Question 3

Why is hyperventilating before a dive dangerous?

Accepted Answer

It lowers CO2 and can delay the urge to breathe until blackout

Answer

It increases lung capacity safely

Answer

It warms the body

Answer

It strengthens the bands

Question 4

What is the 'one-up, one-down' buddy system?

Accepted Answer

One diver dives while the other watches from the surface

Answer

Both divers descend together

Answer

Switching weight belts each dive

Answer

Alternating spearguns

Question 5

How should a speargun be carried when other divers are nearby?

Accepted Answer

Pointed away from people with the safety engaged

Answer

Loaded and aimed forward at all times

Answer

Cocked and pointed at the buddy

Answer

Resting on the float trigger up

Question 6

Why should spearfishers be cautious around boat traffic?

Accepted Answer

Boats may not see a submerged diver, risking collision

Answer

Boats scare fish into the spear

Answer

Boats recharge dive lights

Answer

Boats reduce visibility underwater

Question 7

What is the purpose of a dive flag displayed at the surface?

Accepted Answer

To alert boaters that divers are in the water below

Answer

To mark the best fishing spot

Answer

To signal the catch is full

Answer

To measure current speed