Dataset

Ecoscope tuna bycatch observer data

EurOBIS Open in mapper Explore occurrences

Tuna bycatch observer data.

Citation: Cauquil, P., Barde, J., Rodriguez, C., Chassot, E., Chavance, P. 2012. Ecoscope tuna bycatch observer data. Institut de Recherche pour le Developpement (IRD). https://doi.org/10.15468/23m361

Published: September 17, 2025 at 10:09

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

233,532
occurrence records
100
taxa
72
species

Taxa

Missing and invalid fields

Field Missing Invalid
coordinateUncertaintyInMeters 233,532
100.0%
eventDate 233,532
100.0%
maximumDepthInMeters 233,532
100.0%
minimumDepthInMeters 233,532
100.0%
scientificNameID 3,146
1.3%

Quality flags

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

Flag Dropped Records
NO_DEPTH 233,532
100.0%
NO_MATCH 2,614
1.1%
WORMS_ANNOTATION_RESOLVABLE_LOSS 532
0.2%
WORMS_ANNOTATION_UNRESOLVABLE 530
0.2%
ON_LAND 230
0.1%
WORMS_ANNOTATION_REJECT_AMBIGUOUS 11
0.0%

Measurement types

DNA derived data