The Northwestern Passages

to mapper

Statistics

Occurrence records 57,127
Species level 44,695
Species 1,031
Taxa 1,716
Datasets 81
Time range 1821 - 2024

Data quality

Dropped records

Dropped records 0
Not marine 189
No WoRMS match 633
No coordinates 0
Zero coordinates 0

Taxonomic issues

Marine unsure 188
No accepted name available 671

Missing and invalid fields

Field Missing Invalid
coordinateUncertaintyInMeters 44,525 28
eventDate 16,521 0
maximumDepthInMeters 28,805 0
minimumDepthInMeters 29,454 1
occurrenceStatus 25,357 0
scientificName 6 0
scientificNameID 10,033 114

Spatial issues

Records on land 244
More than 20 km from shore 49
Depth exceeds bathymetric depth 6,004

Top datasets

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
Fulmarus glacialis (Linnaeus, 1761)
Phylum Chordata > Class Aves 		5,359
Uria lomvia (Linnaeus, 1758)
Phylum Chordata > Class Aves 		3,619
Rissa tridactyla (Linnaeus, 1758) VU
Phylum Chordata > Class Aves 		2,459
Calanus glacialis Jaschnov, 1955
Phylum Arthropoda > Class Copepoda 		2,285
Calanus hyperboreus Krøyer, 1838
Phylum Arthropoda > Class Copepoda 		2,060
Pseudocalanus Boeck, 1873
Phylum Arthropoda > Class Copepoda 		1,645
Metridia longa (Lubbock, 1854)
Phylum Arthropoda > Class Copepoda 		1,543
Boreogadus saida (Lepechin, 1774)
Phylum Chordata > Class Teleostei 		1,076
Salvelinus alpinus (Linnaeus, 1758)
Phylum Chordata > Class Teleostei 		958
Oithona similis Claus, 1866
Phylum Arthropoda > Class Copepoda 		826

Newest species

Scientific name Records Since
Weyprechtia heuglini (Buchholz, 1874)
Phylum Arthropoda > Class Malacostraca 		1 2024
Melphidippa goesi Stebbing, 1899
Phylum Arthropoda > Class Malacostraca 		1 2024
Munnopsurus giganteus (G. O. Sars, 1877)
Phylum Arthropoda > Class Malacostraca 		4 2024
Caecognathia arctica (Gurjanowa, 1929)
Phylum Arthropoda > Class Malacostraca 		1 2024
Spinularia sarsii (Ridley & Dendy, 1886)
Phylum Porifera > Class Demospongiae 		1 2024
Polymastia grimaldii (Topsent, 1913)
Phylum Porifera > Class Demospongiae 		9 2023
Cuspidaria glacialis (G. O. Sars, 1878)
Phylum Mollusca > Class Bivalvia 		12 2023
Ophiomusa lymani (Wyville Thomson, 1873)
Phylum Echinodermata > Class Ophiuroidea 		10 2023
Bythocaris irene Retowsky, 1946
Phylum Arthropoda > Class Malacostraca 		7 2023
Halirages qvadridentatus G.O. Sars, 1877
Phylum Arthropoda > Class Malacostraca 		17 2023

Data providers