ThatQuiz Test Library Take this test now
How to use a net or gill net
Contributed by: Roe
  • 1. What is the primary purpose of a gill net?
A) To entangle fish by their gills.
B) To attract fish with bait.
C) To stun fish with electricity.
D) To scoop fish from the water.
  • 2. What determines the size of fish caught in a gill net?
A) Net color.
B) Mesh size.
C) Float buoyancy.
D) Net depth.
  • 3. What component keeps a gill net afloat?
A) The net material itself.
B) Floats or buoys.
C) Weights or sinkers.
D) The current of the water.
  • 4. What component keeps a gill net anchored or submerged?
A) Weights or sinkers.
B) The wind direction.
C) The net material itself.
D) Floats or buoys.
  • 5. What is 'soak time' in gill netting?
A) The time it takes to repair the net.
B) The time it takes to deploy the net.
C) The time it takes to clean the net.
D) The amount of time the net is left in the water.
  • 6. Which of these is a potential hazard of using a gill net?
A) Bycatch of non-target species.
B) Causing earthquakes.
C) Attracting sharks to the area.
D) Polluting the water with chemicals.
  • 7. What is 'hanging ratio' in gill net construction?
A) The ratio of mesh size to fish size.
B) The ratio of netting length to finished net length.
C) The ratio of sinker weight to net length.
D) The ratio of float weight to net weight.
  • 8. Why is it important to regularly inspect gill nets?
A) To reposition the net randomly.
B) To change the net color.
C) To add more floats.
D) To remove debris and repair damage.
  • 9. What type of knot is often used to repair gill nets?
A) An overhand knot.
B) Sheet bend or similar knot.
C) A figure-eight knot.
D) A bowline knot.
  • 10. What factor most influences gill net placement?
A) The color of the water.
B) The weather forecast.
C) The fisherman's favorite spot.
D) Fish behavior and location.
  • 11. What regulations might govern gill net use?
A) Mesh size restrictions.
B) Mandatory net cleaning every hour.
C) Net color specifications.
D) Restrictions on net material type.
  • 12. What is the effect of strong currents on gill nets?
A) Makes the net invisible to fish.
B) Can cause the net to drift or tangle.
C) Improves catch rates.
D) Strengthens the net.
  • 13. How should captured fish be removed from a gill net?
A) By leaving the fish to disentangle themselves.
B) By cutting the net around the fish.
C) Carefully, to minimize damage to the net and fish.
D) By pulling the net quickly.
  • 14. What is the purpose of a 'leader' on a gill net?
A) To make the net more visible.
B) To guide fish towards the main net.
C) To prevent the net from sinking.
D) To add extra weight to the net.
  • 15. What type of environment is NOT suitable for gill nets?
A) Areas with heavy boat traffic.
B) Shallow water environments.
C) Deep water environments.
D) Murky water environments.
  • 16. What does 'biodegradable net' mean?
A) The net catches only biodegradable fish.
B) The net is safe to eat.
C) The net glows in the dark.
D) The net breaks down naturally over time.
  • 17. What is the purpose of using different mesh sizes?
A) Reduce the cost of the net.
B) Make the net easier to deploy.
C) Make the net more attractive to fish.
D) Target different sizes or species of fish.
  • 18. How can you reduce bycatch when using a gill net?
A) Deploy the net for longer periods.
B) Use stronger net materials.
C) Use selective mesh sizes and avoid sensitive areas.
D) Use brighter net colors.
  • 19. What safety precaution should be taken when deploying a gill net?
A) Be aware of boat traffic and weather conditions.
B) Wear a brightly colored hat.
C) Ignore weather forecasts.
D) Deploy the net at night.
  • 20. What is 'ghost fishing'?
A) Fishing in haunted waters.
B) Fishing by lost or abandoned nets.
C) Fishing for ghosts.
D) Using invisible nets.
  • 21. What is monofilament net made of?
A) Single strand of synthetic material.
B) Braided natural fibers.
C) A combination of wood and plastic.
D) Woven metal wires.
  • 22. Which of the following is a benefit of using a gill net?
A) Requires no skill or knowledge.
B) Can be used in various water depths.
C) Is completely harmless to the environment.
D) Guarantees a large catch every time.
  • 23. How should a gill net be stored when not in use?
A) Buried in the sand.
B) Left in the water.
C) Folded tightly and stored in a plastic bag while wet.
D) Cleaned, dried, and stored in a dry place.
  • 24. What does 'drift netting' refer to?
A) Using a net to catch drifting debris.
B) Allowing the net to drift with the current.
C) Fishing in a small boat.
D) Anchoring the net in a specific location.
  • 25. Which of the following is a sustainable gill netting practice?
A) Using nets in spawning areas.
B) Using appropriate mesh sizes to avoid catching juvenile fish.
C) Exceeding catch limits.
D) Discarding damaged nets in the ocean.
  • 26. What can be used to prevent marine mammals from becoming entangled?
A) Acoustic deterrent devices (ADDs).
B) Bait.
C) Loud noises.
D) Brightly colored nets.
  • 27. What is the difference between a surface and bottom set gill net?
A) Surface nets are only used in freshwater, bottom nets in saltwater.
B) Surface nets are longer, bottom nets are shorter.
C) There is no difference.
D) Surface nets float near the surface, bottom nets sit on the seabed.
  • 28. Why is maintaining a logbook important when gill netting?
A) To keep the net clean.
B) It is not important.
C) To track catches, effort, and environmental conditions.
D) To brag about your fishing success.
  • 29. What is the role of the 'head rope' of a gill net?
A) A decorative rope used for marking the net.
B) The rope used to pull the net out of the water.
C) The rope that runs along the top of the net and to which floats are attached.
D) The rope that attaches the net to the boat.
  • 30. What is the role of the 'foot rope' of a gill net?
A) The rope used to pull the net out of the water.
B) The rope used to attach the net to the boat.
C) A decorative rope used for marking the net.
D) The rope that runs along the bottom of the net and to which weights are attached.
Created with That Quiz — where a math practice test is always one click away.