Dataset

Total Hydrozoa abundance in the Southern Bight of the North Sea between 1971 and 1972

EurOBIS MeasurementOrFact Open in mapper Explore occurrences

Inventory of Hydrozoa species for 51 stations in the Southern North Sea between January 1971 and July 1972.The data are digitized from technical reports in the frame of the 4DEMON project.

Citation: Houvenaghel G.; Laboratoire d'Océanologie. ULB: Belgium; (2018): Total Hydrozoa abundance in the Southern Bight of the North Sea between 1971 and 1972. (http://www.vliz.be/en/imis?module=dataset&dasid=4695) https://dx.doi.org/10.14284/265

Published: September 17, 2025 at 10:14

URL: http://ipt.vliz.be/eurobis/resource?r=hydrozoa_north_sea_1971_1972

Université Libre de Bruxelles
Université Libre de Bruxelles

Vlaams Instituut voor de Zee
Vlaams Instituut voor de Zee

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

2,700
occurrence records
635
measurements and facts
24
taxa
22
species

Taxa

Missing and invalid fields

Field Missing Invalid
coordinateUncertaintyInMeters 2,650
98.1%

Quality flags

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

Flag Dropped Records
ON_LAND 150
5.6%

Measurement types

DNA derived data