Tridens wk 31-37 2020

Cruise summary report

Cruise Info.
Ship name (ship code)	Tridens (64T2)
Cruise identifier	wk 31-37 2020
Cruise period	2020-07-27 — 2020-09-11
Status	Completed
Port of departure	Scheveningen, Netherlands
Port of return	Scheveningen, Netherlands
Purpose	Research
Objectives	Beam Trawl Survey. Collecting data on demersal fish and epifauna. The results will be reported to ICES WGNSSK (plaice, sole, length and age distribution) and ICES WGBEAM (fish and epifauna).
Chief scientist	Ingeborg J de Boois (Institute for Marine Resources and Ecosystem Studies, IJmuiden)
Coordinating body	International Council for the Exploration of the Sea (ICES)
Ocean/sea areas
General	North Sea
Measurements
Physical oceanography
CTD stations	Quantity: number of stations = 148 Description: Sea bird CTD
Biology and fisheries
Zoobenthos	Quantity: number of hauls = 9 Description: 2 meter beam trawl
Zoobenthos	Quantity: number of hauls = 146 Description: Zoobenthos - on each location an 8 meter beam trawl