Original provider: Green Balkans NGO Dataset credits: Green Balkans NGO Abstract: Cetaceans' strandings along Bulgarian Black Sea coast compiled and recorded within Green Balkans NGO's Cetacean Monitoring and Conservation Program.

Citation: Zhelev, P. 2012. Green Balkans NGO's cetacean strandings on the Bulgarian Black Sea coast. Version 1.6.0. Dataset published in OBIS-SEAMAP. https://doi.org/10.82144/a64c7513.

Published: October 08, 2025 at 19:19

URL: http://ipt.env.duke.edu/resource?r=zd_824

Popov Dimitar
Green Balkans NGO

OBIS-SEAMAP
Marine Geospatial Ecology Lab, Duke University

ACCOBAMS and WDCS
The Agreement on the Conservation of Cetaceans of the Black Sea, Mediterranean Sea and contiguous Atlantic Area (ACCOBAMS) and Whale and Dolphin Conservation Society (WDCS)

1,524

occurrence records

taxa

species

Taxa

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters		1,524	100.0%
maximumDepthInMeters	1,524		100.0%
minimumDepthInMeters	1,524		100.0%

Quality flags

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

Flag	Dropped	Records
NO_DEPTH		1,524	100.0%
ON_LAND		1,105	72.5%

Green Balkans NGO's cetacean strandings on the Bulgarian Black Sea coast

Taxa

Missing and invalid fields

Quality flags

Measurement types

DNA derived data