1] at depths from 90 to 540 m, using a bottom braided polyethylene 1 in mesh; the mouth perimeter in the stretched cloth was 68 m with a raised footrope
of more than 38 m.
8 m wide otter trawl with 2 cm stretched mesh size (equipped with plastic floats in the head rope, small spherical sinkers in the footrope
, and spread with 0.
1 m (112 ft) long footrope
(more details are provided in Weinberg, 2003; Lauth and Nichol, 2013).
Fridtjof Nansen was used which is originally Norwegian research vessel (1444, gross tonnage, (gt) 56x12 m) with bottom trawl having a headline of 31 m, footrope
47 m and 20 mm mesh size in the cod-end with an inner net of 10 mm mesh size.
where F is the footrope
length (meters), NSF the net spread factor [0.
The total sinker weight of a Japanese trawl is 30 kg and a large proportion of this weight is due to the footrope
chain (3/8-inch diameter), which are arranged wavelike.
My skills were constantly improving and in 1980 Liz and I set up our own company, Footrope
Buntlines, attached to the footrope
of the sail and having a rather similar function, may instead be meant.
2 m, while the footrope
length varied between 17 and 25.
Development and observations of a spiny dogfish Squalus acanthias reduction device in a raised footrope
silver hake Merluccius bilinearis trawl.
ABSTRACT We used a video camera mounted on the footrope
of an ocean shrimp (Pandalus jordani) trawl to measure macroinvertebrate contact and disturbance rates directly from 4 different trawl footrope
A leadline, also known as a footrope
, is the weighted line that extends between the doors along the bottom of the net and helps to keep the net close to the seabed.