0 to pull a large, cone-shaped net through the sea at a deep level behind a special boat in order to catch fish -- hacer pesca de arrastre (en)
1 to search among a large number or many different places in order to find people or information you want -- rastrear
You need to trawl through a lot of data to get results that are valid.
The software is used to trawl for information on the internet.
2 a search among a large number or many different places in order to find people or information you want -- rastreo
3 a large, cone-shaped net used for trawling the water for fish -- red de arrastre
4 a wide-mouthed, bag-shaped net used to catch sea fish. -- red de arrastre
5 to fish with a trawl. -- pescar con red de arrastre, pescar al arrastre
Strict rules were proposed for all the nets comprising the trawl to guarantee its efficient selectivity.
Other measures such as the use of separator trawls or separator grids can reduce the by-catch of non-target species.
Last year we carried out a number of trial catches with semi-pelagic trawls, precisely during the second half of the closure period.
