Dataset

Ecoscope tuna observer data

EurOBIS Open in mapper Explore occurrences

Tuna observer data from the Atlantic and Indian Ocean.

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

Published: September 17, 2025 at 10:11

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

183,458
occurrence records
9
taxa
8
species

Taxa

Missing and invalid fields

Field Missing Invalid
coordinateUncertaintyInMeters 183,458
100.0%
decimalLatitude 18
0.0%
decimalLongitude 18
0.0%
eventDate 183,458
100.0%
maximumDepthInMeters 183,458
100.0%
minimumDepthInMeters 183,458
100.0%
scientificNameID 101
0.1%

Quality flags

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

Flag Dropped Records
NO_DEPTH 183,458
100.0%
ON_LAND 115
0.1%
NO_MATCH 101
0.1%
NO_COORD 18
0.0%

Measurement types

DNA derived data