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MOE home > Nature and Parks > EBSA home > Coastal Area > 13709 Adjacent waters of Otsushima and Kasadojima islands


Coastal Area 13709 Adjacent waters of Otsushima and Kasadojima islands

Basic Information A separate window opensReferences

Relevant municipalities Kudamatsu, Hikari, Shunan, Yamaguchi Prefecture
Area (km2) 127

Reason(s) for selection A separate window opensCriteria

Selected by MARXAN software.

Characteristics A separate window opensReferences

These waters extend from Otsushima and Kurokami Islands to Kasadojima Island in Yamaguchi Prefecture and include numerous small islands. The coasts are lined with sandy beaches and pebble beaches, interspersed with eel grass beds and seaweed beds.

Environment / Habitat infromation A separate window opensData source

Tidal mud flats (km2) 0.135
Moba (seaweed bed) (km2) 1.3
Coral reef coverage (km2)
Natural coast (km) 59.9
Rate of natural coast (%) 59.8
Sand bank / submerged sand bank
Other habitats

Species information (*) A separate window opensData source

Criteria 1
<Bivalva, Gastropoda>
Peregrinamor ohshimai
Angustassiminea yoshidayukioi
Criteria 2
Neophocaena phocaenoides (Fineless porpoise)
Ammodytes personatus (Japanese sand lance)[Sp]
Engraulis japonicus (Japanese anchovy)[Sp]
Octopus vulgaris (Common octopus)
Criteria 3
Helice (Helice) tridens
<Bivalva, Gastropoda>
Melampus sincaporensis
Laemodonta siamensis
Littorina brevicula
Criteria 7
<Bivalva, Gastropoda>
Cerithidea rhizophorarum
Peregrinamor ohshimai
Moerella rutila
<Other invertebrate>
Balanoglossus carnosus
<Vascular Plants>
Aster tripolium (Sea aster)

* 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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