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Coastal Area 22901 Okushiri Island

Basic Information A separate window opensReferences

Relevant municipalities Okushiri, Hokkaido Prefecture
Area (km2) 108

Reason(s) for selection A separate window opensCriteria

Selected due to high levels for the criteria 7, and selected by MARXAN software.

Characteristics A separate window opensReferences

These are the waters in the vicinity to the west of Okushiri Island (an island in the Sea of Japan off southwestern Hokkaido). There are numerous shore reefs in the vicinity of Okushiri Island, and unusually shaped large rocks can be seen here as well. Expansive seaweed beds are found here.

Environment / Habitat infromation A separate window opensData source

Tidal mud flats (km2)
Moba (seaweed bed) (km2) 3.7
Coral reef coverage (km2)
Natural coast (km) 35.1
Rate of natural coast (%) 68.8
Sand bank / submerged sand bank
Other habitats

Species information (*) A separate window opensData source

Criteria 2
<Pisces>
Pleurogrammus azonus (Okhotsk atka mackerel)[Sp]
Criteria 3
<Pisces>
Lethenteron japonicum (Japanese lamprey)
Criteria 7
<Pisces>
Lethenteron japonicum (Japanese lamprey)

* This is the species list of which meet the criteria. In that matter, this list does not include all species that inhabit the individual area.
Abbreviation in the information is as follows.
[Br/Ne] : Adjacent water of breeding area or nesting site
[Sp] : spawning area
[Ad] : species not used for analysis but add to the list because inhabit information was collected later
[Ex] : species used for analysis but considered to be possibly extinct in the EBSA region (area)
No mark : data of species distribution

 

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