This dataset contains catch and fishing effort data for various species in the Limfjord (Denmark), including historical statistics and catch per unit effort. The data covers the time period from 1667 to 2000.

Citation: Poulsen, B., 'HMAP Dataset 11: Limfjord Fisheries', in J.H. Nicholls (comp.) HMAP Data Pages (https://oceanspast.org/hmap_db.php)

Published: September 17, 2025 at 10:13

URL: http://ipt.vliz.be/eurobis/resource?r=hmap_11

Bo Poulsen
Aalborg University; Department of Culture and Global Studies

Oceans Past Initiative
Oceans Past Initiative

Roskilde University; Department of Environmental, Social and Spatial Change
Roskilde University; Department of Environmental, Social and Spatial Change

John Nicholls
The University of Dublin, Trinity College

863

occurrence records

taxa

species

Taxa

Missing and invalid fields

Field	Missing
coordinateUncertaintyInMeters	863	100.0%
eventDate	94	10.9%
maximumDepthInMeters	863	100.0%
minimumDepthInMeters	863	100.0%

Quality flags

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

Flag	Dropped	Records
NO_DEPTH		863	100.0%
ON_LAND		311	36.0%

HMAP Dataset 11: Limfjord Fisheries

Taxa

Missing and invalid fields

Quality flags

Measurement types

DNA derived data