Dataset

SHARK - National Ringed seal monitoring in Sweden since 1995

EurOBIS MeasurementOrFact Open in mapper Explore occurrences

Data from Swedish environmental monitoring of abundance of Ringed seal. Swedish monitoring of Ringed seals started in 1995. The monitoring program was initiated by the Swedish Environmental Protection Agency and later the Swedish Agency for Marine and Water Management took over the responsibility and financing of the program. The monitoring is performed by the Swedish Museum of Natural History. Data is stored in the database SHARK, hosted and maintained by the Swedish Meteorological and Hydrological Institute. Monitoring of ringed seal is performed by counting seals in transects from airplane. More information is available in Swedish at https://www.havochvatten.se/hav/samordning--fakta/miljoovervakning/miljoovervakningens-programomrade-kust-och-hav/delprogram-sal-och-havsorn.html

Citation: Swedish Museum of Natural History, Swedish Agency for Marine and Water Management, Swedish Environmental Protection Agency and Swedish Meteorological and Hydrological Institute (2018). SHARK - National Ringed seal monitoring in Sweden since 1995.

Published: December 09, 2022 at 10:16

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

Swedish Agency for Marine and Water Management
Swedish Agency for Marine and Water Management

Swedish Environmental Protection Agency
Swedish Environmental Protection Agency

Swedish Meteorological and Hydrological Institute
Swedish Meteorological and Hydrological Institute

Swedish Museum of Natural History
Swedish Museum of Natural History

6,789
occurrence records
19,889
measurements and facts
3
taxa
2
species

Taxa

Missing and invalid fields

Field Missing Invalid
coordinateUncertaintyInMeters 6,789
100.0%
maximumDepthInMeters 6,789
100.0%
minimumDepthInMeters 6,789
100.0%

Quality flags

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

Flag Dropped Records
NO_DEPTH 6,789
100.0%
NO_ACCEPTED_NAME 2,275
33.5%
ON_LAND 68
1.0%

Measurement types

DNA derived data