Resources

Tridens wk 04 2019

Cruise plan

Cruise Info. 
Ship name (ship code)Tridens (64T2)
Cruise identifierwk 04 2019
Cruise period2019-01-21 — 2019-02-22
StatusCompleted
Port of departureIJmuiden, Netherlands
Port of returnIJmuiden, Netherlands
PurposeResearch
ObjectivesICES International Bottom Trawl Survey (IBTS).

The IBTS is designed to acquire recruitment indices and tuning data for several finfish species. The recruitment indices are used in ICES assessment working groups (herring, North Sea demersal fish, mackerel) and ACOM. Data on spatial and temporal distribution of fish species are used for ecosystem studies. Furthermore to obtain hydrographical data (CTD stations).
Chief scientistRalf van Hal (Institute for Marine Resources and Ecosystem Studies, IJmuiden)
ProjectICES International Bottom Trawl Survey (IBTS)
Coordinating bodyInternational Council for the Exploration of the Sea (ICES)
NPRCTridens wk 04 2019 NPRC tridens_20190121.pdf (0.85 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificSouthern and central North Sea (south of 57N)