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More about Twisted Knotless Netting

 

 

 

Photos taken during trials of Dickson's Trawls at
the Marine Institute, St. John's Newfoundland

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50' high-rise beam trawl. Lift 13 ' @ 2 knots
50' super high-rise beam trawl. Lift 19 ' @ 1.7 knots
62' Prawn and SideStripe trawl. 12' lift a @ 2 knots Bollard weight 1003 lbs @ 2 knots
         
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50 foot high rise shrimp beam trawl

  Front view 62" shrimp and prawn trawl    

Fish trap models

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Fish trap model
 
Fish trap model
 
Fish trap model

Shrimp trawl selectivity using
Dickson's Trawls fish exclusion system

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Contents from control Cod End
120 Lbs of shrimp in Shrimp Cod End. 650 lbs by-catch in Control Cod end
Contents from both Cod Ends.  By-catch elimimation +or-- 97% depending upon species. Shrimp loss range 2%


Smart Net Systems is based in North America and provides netting and technical assistance in the USA and Canada.
 
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