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Coastal Area 13404 Onosato River mouth

Basic Information A separate window opensReferences

Relevant municipalities Hannan, Sennan, Osaka Prefecture
Area (km2) 5

Reason(s) for selection A separate window opensCriteria

Selected by MARXAN software.

Characteristics A separate window opensReferences

These are the waters in the vicinity of the mouth of the Onosato River. These waters are river-mouth tidal mud flats, and while small in scale they are abundant in halophytes and habitat for numerous species of benthic animals seen nowhere else in Osaka Bay (Ministry of the Environment, 2001).

Environment / Habitat infromation A separate window opensData source

Tidal mud flats (km2) 0.021
Moba (seaweed bed) (km2)
Coral reef coverage (km2)
Natural coast (km) 0
Rate of natural coast (%) 0
Sand bank / submerged sand bank
Other habitats

Species information (*) A separate window opensData source

Criteria 1
Pseudopinnixa carinata
<Bivalva, Gastropoda>
Angustassiminea castanea
Solen strictus
Criteria 2
Monticola solitarius (Blue Rock-thrush)[Br/Ne]
Larus crassirostris (Black-tailed Gull)
Larus crassirostris (Black-tailed Gull)[Br/Ne]
Egretta sacra (Pacific Reef-egret)[Br/Ne]
Sterna albifrons (Little Tern)
Sterna albifrons (Little Tern)[Br/Ne]
Charadrius dubius (Little Ringed Plover)[Br/Ne]
Criteria 3
Sterna albifrons (Little Tern)
Sphyrna zygaena
Chiromantes haematocheir
Helice (Helice) tridens
Clistocoeloma sinense
Pseudopinnixa carinata
Uca arcuata
Uca lactea
Macrophthalmus japonicus
<Bivalva, Gastropoda>
Littorina brevicula
<Other invertebrate>
Mesochaetopterus japonicus
Criteria 7
Uca arcuata
Uca lactea
Macrophthalmus japonicus
<Bivalva, Gastropoda>
Cerithidea rhizophorarum
<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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