Name: Green Balkans NGO's cetacean sightings in the Bulgarian Black Sea waters
License: This work is licensed under a Creative Commons Attribution Non Commercial (CC-BY-NC) 4.0 License

Original provider: Green Balkans NGO Dataset credits: Green Balkans NGO Abstract: Sightings from vessel surveys conducted in Bulgarian waters of the Black Sea over the period 2015-2022.

Citation

Dimitar, P. 2023. Green Balkans NGO's cetacean sightings in the Bulgarian Black Sea waters. Version 1.0.0. Dataset published in OBIS-SEAMAP. https://doi.org/10.82144/4e321191.

Published

October 08, 2025 at 13:56

First registration

January 18, 2023 at 23:05

License

This work is licensed under a Creative Commons Attribution Non Commercial (CC-BY-NC) 4.0 License

URL

https://ipt.env.duke.edu/resource?r=zd_2218

Archive

https://ipt.env.duke.edu/archive.do?r=zd_2218

Contacts

Popov Dimitar
Green Balkans NGO

OBIS-SEAMAP
Marine Geospatial Ecology Lab, Duke University

1,606

total submitted occurrences

1,606

accepted occurrences

taxa

species

Taxa

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters		1,606	100.0%
maximumDepthInMeters	1,606		100.0%
minimumDepthInMeters	1,606		100.0%

Quality flags

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

Flag	Dropped	Records
NO_DEPTH		1,606	100.0%

Green Balkans NGO's cetacean sightings in the Bulgarian Black Sea waters

Taxa

Missing and invalid fields

Quality flags

Measurement types

DNA derived data