Multi-Year Ice of the Arctic Ocean

Statistics

Occurrence records 66,571
Species level 33,741
Species 629
Taxa 1,240
Datasets 57
Time range 1897 - 2021

Data quality

Dropped records

Dropped records 0
Not marine 74
No WoRMS match 1,728
No coordinates 0
Zero coordinates 0

Taxonomic issues

Marine unsure 1,025
No accepted name available 1,147

Missing and invalid fields

Field Missing Invalid
coordinateUncertaintyInMeters 71,685 147
eventDate 28,098 0
maximumDepthInMeters 10,076 6,566
minimumDepthInMeters 8,328 1,469
occurrenceStatus 17,522 0
scientificNameID 8,859 2,759

Spatial issues

Records on land 0
More than 20 km from shore 0
Depth exceeds bathymetric depth 11,293

Distribution

Disclaimer: EEZ boundaries based on Marine Regions (no endorsement).

Records

Composition

detailed (class) simple

Top taxa

Unique species IUCN Red List All taxa
Scientific name Records
Microcalanus pygmaeus (Sars G.O., 1900)
Phylum Arthropoda > Class Copepoda
3,216
Calanus hyperboreus Krøyer, 1838
Phylum Arthropoda > Class Copepoda
2,436
Metridia longa (Lubbock, 1854)
Phylum Arthropoda > Class Copepoda
2,400
Oithona similis Claus, 1866
Phylum Arthropoda > Class Copepoda
2,304
Tetractinellida Marshall, 1876
Phylum Porifera > Class Demospongiae
1,940
Apomatus Philippi, 1844
Phylum Annelida > Class Polychaeta
1,822
Bythocaris G.O. Sars, 1870
Phylum Arthropoda > Class Malacostraca
1,707
Copepoda Milne Edwards, 1840
Phylum Arthropoda > Class Copepoda
1,602
Calanus glacialis Jaschnov, 1955
Phylum Arthropoda > Class Copepoda
1,299
Ostracoda Latreille, 1802
Phylum Arthropoda > Class Ostracoda
1,213

Newest species

Scientific name Records Since
Protomyctophum arcticum (Lütken, 1892)
Phylum Chordata > Class Teleostei
2 2021
Boreogadus saida (Lepechin, 1774)
Phylum Chordata > Class Teleostei
1 2019
Gadus morhua Linnaeus, 1758 VU
Phylum Chordata > Class Teleostei
3 2019
Gadus chalcogrammus Pallas, 1814
Phylum Chordata > Class Teleostei
1 2019
Proceroecia vityazi (Rudjakov, 1962)
Phylum Arthropoda > Class Ostracoda
1 2006
Erignathus barbatus (Erxleben, 1777)
Phylum Chordata > Class Mammalia
7 2005
Pusa hispida (Schreber, 1775)
Phylum Chordata > Class Mammalia
70 2005
Gonyaulax spinifera (Claparède & Lachmann) Diesing, 1866
Phylum Myzozoa > Class Dinophyceae
30 2004
Cyclammina pusilla Brady, 1881
Phylum Foraminifera > Class Globothalamea
19 2004
Reticulophragmium ministicoogense Mcneil, 1997
Phylum Foraminifera > Class Globothalamea
3 2004