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Coastal Area 12401 Adjacent waters of Hachijo Island

Basic Information A separate window opensReferences

Relevant municipalities Hachijo, Tokyo
Area (km2) 124

Reason(s) for selection A separate window opensCriteria

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

Characteristics A separate window opensReferences

These are the waters in the vicinity of Hachijo Island. These waters are home to a breeding colony of Japanese murrelet (an IUCN endangered species) (BirdLife International, 2012). They also are home to expansive seaweed communities, mainly kombu kelp and Sargassum fulvellum (Ministry of the Environment, 2001). In addition, the waters in the vicinity of Hachijo Island are important green turtle feeding waters (Shimada, 2013).

Environment / Habitat infromation A separate window opensData source

Tidal mud flats (km2)
Moba (seaweed bed) (km2) 3.1
Coral reef coverage (km2) 3.4
Natural coast (km) 41.6
Rate of natural coast (%) 81.2
Sand bank / submerged sand bank
Other habitats

Species information (*) A separate window opensData source

# Criteria 1
Branta bernicla (Brent Goose)
<Bivalva, Gastropoda>
Angustassiminea castanea
Criteria 2
Sterna hirundo (Common Tern)
Sterna hirundo (Common Tern)[Br/Ne]
Apus pacificus (Pacific Swift)[Br/Ne]
Monticola solitarius (Blue Rock-thrush)[Br/Ne]
Phalacrocorax capillatus (Japanese Cormorant)
Phalacrocorax capillatus (Japanese Cormorant)[Br/Ne]
Larus crassirostris (Black-tailed Gull)
Larus crassirostris (Black-tailed Gull)[Br/Ne]
Oceanodroma tristrami (Madeiran Fork-tailed Petrel)
Oceanodroma tristrami (Madeiran Fork-tailed Petrel)[Br/Ne]
Larus schistisagus (Slaty-backed Gull)
Larus schistisagus (Slaty-backed Gull)[Br/Ne]
Calonectris leucomelas (Streaked Shearwater)
Calonectris leucomelas (Streaked Shearwater)[Br/Ne]
Synthliboramphus wumizusume (Apanese Murrelet)
Synthliboramphus wumizusume (Apanese Murrelet)[Br/Ne]
Larus hyperboreus (Glaucous Gull)
Larus argentatus (European Herring Gull)
Falco peregrinus (Peregrine Falcon)[Br/Ne]
Pandion haliaetus (Osprey)[Br/Ne]
Larus glaucescens (Glaucous-winged Gull)
Loligo edulis (Swordtip squid)
Criteria 3
Synthliboramphus wumizusume (Apanese Murrelet)
Histrionicus histrionicus (Harlequin Duck)
Criteria 4
Oceanodroma tristrami (Madeiran Fork-tailed Petrel)
Calonectris leucomelas (Streaked Shearwater)
Criteria 7
<Bivalva, Gastropoda>
Truncatella pfeifferi

* 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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