Dataset

JNCC seabird distribution and abundance data (all trips) from ESAS database

OBIS-SEAMAP Open in mapper Explore occurrences

Original provider: European Seabirds at Sea Dataset credits: Joint Nature Conservation Committee (United Kingdom) Nederlands Instituut voor Onderzoek der Zee (the Netherlands) Ornis Consult (Denmark) National Institute for Coastal and Marine Management/RIKZ (the Netherlands) Nederlands Zeevogelgroep (the Netherlands) Instituut voor Bos- en Natuuronderzoek (the Netherlands) Instituut voor Natuur Behoud (Belgium) National Environmental Research Institute (Denmark) Norsk Institutt for Naturforskning (Norway) Vogelwarte Helgoland (Germany) Abstract: The European Seabirds at Sea (ESAS) database was established in 1991 as a collaboration between individuals and institutes who had collected data on the distribution of seabirds and marine mammals in north-west European offshore areas. The most recent version of this database contains over two million records which were collected over 25 years.

Citation: Dunn, T. 2020. JNCC seabird distribution and abundance data (all trips) from ESAS database. Version 1.6.0. Dataset published in OBIS-SEAMAP. https://doi.org/10.82144/58458ea2.

Published: October 07, 2025 at 20:56

URL: http://ipt.env.duke.edu/resource?r=zd_427

1,122,886
occurrence records
155
taxa
122
species

Taxa

Missing and invalid fields

Field Missing Invalid
coordinateUncertaintyInMeters 1,122,886
100.0%
maximumDepthInMeters 1,122,886
100.0%
minimumDepthInMeters 1,122,886
100.0%
scientificNameID 73
0.0%

Quality flags

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

Flag Dropped Records
NO_DEPTH 1,122,886
100.0%
ON_LAND 5,180
0.5%
NOT_MARINE 864
0.1%
MARINE_UNSURE 174
0.0%
NO_ACCEPTED_NAME 70
0.0%
NO_MATCH 10
0.0%

Measurement types

DNA derived data