Dataset

SHARK - National Harbour seal monitoring in Sweden since 1988

EurOBIS MeasurementOrFact Open in mapper Explore occurrences

Data from Swedish environmental monitoring of abundance of Harbour seal. Swedish monitoring of Harbour seals started in 1988. 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 seal is performed by counting seals from land, ship or 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 Harbour seal monitoring in Sweden since 1988.

Published: March 28, 2022 at 14:19

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

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

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

22,575
occurrence records
23,733
measurements and facts
2
taxa
2
species

Taxa

Missing and invalid fields

Field Missing Invalid
coordinateUncertaintyInMeters 22,575
100.0%
maximumDepthInMeters 22,575
100.0%
minimumDepthInMeters 22,575
100.0%

Quality flags

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

Flag Dropped Records
NO_DEPTH 22,575
100.0%
ON_LAND 10,157
45.0%

Measurement types

DNA derived data