The dataset includes age- and length-based catch per unit effort data for commercial fish species collected during the Irish Ground Fish trawl survey.

Citation: Fish trawl survey: Irish Ground Fish Survey for commercial fish species. ICES Database of trawl surveys (DATRAS). The International Council for the Exploration of the Sea, Copenhagen. 2010. Online source: http://ecosystemdata.ices.dk.

Published: September 17, 2025 at 08:41

URL: http://ipt.vliz.be/eurobis/resource?r=ices_datras_ie_igfs

Marine Institute Ireland
Marine Institute Ireland

Neil Holdsworth
International Council for the Exploration of the Sea

Flanders Marine Institute (VLIZ)
Flanders Marine Institute (VLIZ)

International Council for the Exploration of the Sea
International Council for the Exploration of the Sea

586,251

occurrence records

57,925

measurements and facts

223

taxa

209

species

Taxa

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters	586,251		100.0%
maximumDepthInMeters	455		0.1%

Quality flags

The OBIS data quality flags are documented at https://github.com/iobis/obis-qc.

Flag	Dropped	Records
DEPTH_EXCEEDS_BATH		712	0.1%
ON_LAND		82	0.0%

Irish Ground Fish Survey for commercial fish species

Taxa

Missing and invalid fields

Quality flags

Measurement types

DNA derived data