UAF FSN 261 - Alaskan Harvesting Gear II (71 pages)

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Alaskan Harvesting Gear II



Previewing pages 1, 2, 3, 4, 5, 33, 34, 35, 36, 67, 68, 69, 70, 71 of actual document.

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Alaskan Harvesting Gear II

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Pages:
71
School:
University of Alaska Fairbanks
Course:
Fsn 261 - INTRO TO FISHERIES UTILIZATION

Unformatted text preview:

Alaskan Harvesting Gear II 1 Longline 2 Jig 4 Seine 3 Gillnet 4 Troll Longline Required for Halibut and Blackcod Fisheries Stuck Gear vs Snap on Gear Groundline GL Sinking Line Stuck Gear Gagnions Spliced into GL Snap On Gear Gagnions Clipped to GL Stuck Gear GL in 300 fm Skates Snap On Gear GL on Reel Winch Longline II Gagnions Act Like Leaders One End Attached to Groundline Other End Attached to Circle Hook Gagnions Stiff Heavy Nylon Cord Depending on Species 6 Long Depending on Species 12 Apart on GL Anchors Buoys Flag with Radar Reflector Longline Set Halibut Anchor Buoy Flag GPS Location Marked GL Tied to Anchor Runs Through Baiter Circle Hooks Self Bait as GL Runs Out Next Skate Tied to First 3 Skates Per Set 3 x 300 fm 900 fm 5 400 ft At End Anchor Buoy Flag GPS Marked Longline Circle Hooks Longline Snap On Gear I Stuck Longline Skates Longline Baited Hooks Longlining Longline Fishing Put Out Many Sets Wait 12 Hrs Pick Picking Set Find Flag Buoy Retrieve Line Anchor GL on Winch Fish Self Hooked on Circle Hooks Gaff to Bring Fish Aboard Gut Fish Ice Body Cavity and Put Fish in Hold Longline Fishing Much Smaller CPUE than Trawl Much Higher Quality Fish Used for the Most Valuable Fish Start up Costs Lower than Trawl Good Set Target Fish on 10 Hooks Specific Bait Can Reduce Bycatch Killer Whales Can Pluck Fish Off Set Longline Vessel with Shelter Deck Longline Vessel Headed Home Jigging Sinker Drops Bait to Fishing Depth Rapidly Raise Lower Bait Jig When Fish is On Automatically Reeled In Hooks are Usually Barbless Used Primarily on Cod Rockfish Squid Jigging Via Machine Used for Cod Rockfish in State Waters Lower Capital Investment to Gear Up Scale Up Practical Skill Easily Learned Machines Reliable and Rugged Cod 1 000 lbs per Day per Machine Good Shape after Capture High Quality Jigging Jigging Move Bait Up Down Rapidly Attracts Target Species Jigging Machine Senses Fish Pull on Bait Reels In Automatically Jigging Machines Electric Finfish Squid Hydraulic



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