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Coastal Area 17701 Rishiri Island

Basic Information A separate window opensReferences

Relevant municipalities Rishiri, Rishirifuji, Hokkaido Prefecture
Area (km2) 261

Reason(s) for selection A separate window opensCriteria

Selected due to high levels for the criteria 2, 4 and 8, and selected by MARXAN software.

Characteristics A separate window opensReferences

These are the waters in the vicinity of Rishiri Island on the Sea of Japan off northern Hokkaido. Seaweed beds unfold in the coastal zone, where typical Rishiri kombu kelp beds form. This is the area of the northern limit for wakame (Ministry of the Environment, 2001).

Environment / Habitat infromation A separate window opensData source

Tidal mud flats (km2)
Moba (seaweed bed) (km2) 14
Coral reef coverage (km2)
Natural coast (km) 54.5
Rate of natural coast (%) 75.1
Sand bank / submerged sand bank
Other habitats

Species information (*) A separate window opensData source

Criteria 1
Phoca largha (Larga Seal (Spotted Seal))
Riparia riparia (Sand Martin)
Salvelinus malma (Dolly varden)
Criteria 2
Phalacrocorax capillatus (Japanese Cormorant)
Phalacrocorax capillatus (Japanese Cormorant)[Br/Ne]
Larus crassirostris (Black-tailed Gull)
Larus crassirostris (Black-tailed Gull)[Br/Ne]
Phalacrocorax carbo (Great Cormorant)[Br/Ne]
Falco peregrinus (Peregrine Falcon)[Br/Ne]
Theragra chalcogramma (Alaska pollock)[Sp]
Pleurogrammus azonus (Okhotsk atka mackerel)[Sp]
Pleuronectes yokohamae (Marbled flounder)[Sp]
Gadus macrocephalus (Pacific cod)[Sp]
Criteria 3
Uria aalge (Common Murre)
Synthliboramphus antiquus (Ancient Murrelet)
Cepphus carbo (Spectacled Guillemot)
Histrionicus histrionicus (Harlequin Duck)
Phalacrocorax urile (Red-faced Cormorant)
Phalacrocorax pelagicus (Pelagic Cormorant)
Salvelinus malma (Dolly varden)
Criteria 4
Uria aalge (Common Murre)

* 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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