Dataset

SHARK - National marine environmental monitoring of Ringed seal in Sweden since 1995

OBIS Secretariat MeasurementOrFact Open in mapper Explore occurrences

Data from the Swedish environmental monitoring program for Ringed seal. The monitoring program was initiated in 1995 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. Information about the program and the methods are available in Swedish at the website of Swedish Agency for Marine and Water Management, https://www.havochvatten.se/hav/samordning--fakta/miljoovervakning/miljoovervakningens-programomrade-kust-och-hav/delprogram-sal-och-havsorn.html,https://www.havochvatten.se/vagledning-foreskrifter-och-lagar/vagledningar/ovriga-vagledningar/undersokningstyper-for-miljoovervakning/undersokningstyper/bestand-av-knubbsal-och-vikaresal.html

Citation: Swedish Museum of Natural History, Swedish Agency for Marine and Water Management, Swedish Environmental Protection Agency and Swedish Meteorological and Hydrological Institute (2022). SHARK - National marine environmental monitoring of Ringed seal in Sweden since 1995.

Published: April 07, 2025 at 08:53

URL: https://www.gbif.se/ipt/resource?r=smhi-ringedseal-nat

SHARK
Swedish Meterological and Hydrological Institute (SMHI)

9,734
occurrence records
44,878
measurements and facts
3
taxa
2
species

Taxa

Missing and invalid fields

Field Missing Invalid
coordinateUncertaintyInMeters 9,734
100.0%
maximumDepthInMeters 9,734
100.0%
minimumDepthInMeters 9,734
100.0%

Quality flags

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

Flag Dropped Records
NO_DEPTH 9,734
100.0%
NO_ACCEPTED_NAME 4,303
44.2%
ON_LAND 9
0.1%

Measurement types

DNA derived data