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Active Capture Gear Human or mechanical action moves gear to fish Dragged or towed gears – Trawls – Dredges Surrounding or encircling nets – Seines Angling.

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Presentation on theme: "Active Capture Gear Human or mechanical action moves gear to fish Dragged or towed gears – Trawls – Dredges Surrounding or encircling nets – Seines Angling."— Presentation transcript:

1 Active Capture Gear Human or mechanical action moves gear to fish Dragged or towed gears – Trawls – Dredges Surrounding or encircling nets – Seines Angling

2 Midwater trawls

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4 Tucker trawl

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6 Pelagic paired trawl

7 Single boat demersal trawl

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9 Beach or bag seine encircles fish

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11 Seines often used for prey fishes or young sport fishes Gizzard Shad Largemouth Bass and Bluegill Minnows and shiners

12 Purse seine encircles fish in open water

13 Purse seine being set and purse line pulled

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15 Purse seine is a complicated gear; often justified for open-water species (e.g., shad)

16 Angling as a sampling tool - Active? Probably. - A valid ampling technique, but with biases - Valid use in mark-recapture studies - No matter what, you’ll catch some grief: your parents always knew you were going into this profession so you could get paid to hunt or fish.

17 On a Commercial Scale

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20 Pole Fishing for Tuna

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23 Scallop Dredging

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26 Longline and Drift Nets baited miles long disadvantages

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