Pedzisa mutsara unotevera: Mhuka iyi inogara kumhenderekedzo dzegungwa rePacific Ocean yokumadokero, munzvimbo dzinotonhora dziri pedyo nemhenderekedzo dzegungwa dzeChina, Japan, Korea, uye kumabvazuva kweRussia. Inowanikwa muGungwa reYellow neGungwa reJapan, kure kuchamhembe seGulf of Peter the Great. Kazhinji kacho mussel iyi inogara kumusoro kwenzvimbo iri pedyo negungwa. "M. coruscus" yakawanwawo pazvimedu pedyo neVancouver Island, inofungidzirwa kuva inobva
Tsunami yeTōhoku ya2011.