Bony Fishes - Trapping Methods Flashcards

1
Q

diff. trapping methods

A
  1. cast nets
  2. gill nets
  3. seine nets
  4. scoop nets
  5. surrounding nets
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2
Q

constructed from a series of tailored netting sections joined together to produce a cone-shaped net with weights and a drawstring attached to the perimeter and cast by a fisher to catch fish.

A

cast nets

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3
Q
  • wall of netting that hangs in the water column, typically made of monofilament or multifilament nylon.
  • Mesh sizes are designed to allow fish to get only their head through the netting but not their body.
A

gillnet

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4
Q

very long net, with or without a bag in the center, which is set either from the shore or from a boat for surrounding a certain area and is operated with two (long) ropes fixed to its ends (for hauling and herding the fish).

A

seine net

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5
Q

refers to a fishing gear consisting of a net and one to two poles to keep the net open. It is either pushed forward in shallow water by one or two fishermen.

A

Scoop net

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6
Q
  • large netting walls set for surrounding aggregated fish both from the sides and from underneath, thus preventing them from escaping by diving downwards.
  • Apart from a few exceptions, these are surface nets.
  • The netting wall is framed by lines: a float line on top and leadline at the bottom.
A

Surrounding nets

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