Kumabvazuva kwechitsuwa, chaizvo pakati peGungwa rePhilippines, muPacific Ocean, ndiyo inonzi Mugero wePhilippine, kushushikana kwegungwa uko kunomira pamusoro pevamwe kuzara kwaro.
Iyo inozivikanwawo se Mindanao Trench, nekuda kwekuswedera kwayo kumahombekombe ekumabvazuva e mindanao chitsuwa, guva iri rakazvarwa semhedzisiro ye subduction maitiro anoitika kana matectonic mahwendefa maviri akadhumhana uye imwe ichidzika pasi peimwe.
Mugero une kureba kwemakiromita 1320 uye upamhi hwepedyo kusvika makiromita makumi matatu, uchibva pakati pechitsuwa cheLuzon kuchamhembe kweMoluccas, yatove muzvitsuwa zveIndonesia. Parutivi pemugero iEast Luzon Trench, ayo akapatsanurwa neBenham Plateau.
Iyo Philippine Trench ndeimwe yemakona akadzika egungwa pasi, inosvika pakadzika kwazvo -i galathea kudzika- iyo 10.540 metres.
Pasina mubvunzo, Philippines ine zvakawanda zvinokwezva kwenzvimbo uye uyu mugero muhombe ndeumwe wawo, kushushikana kwakave kwakadzidzwa zvakanyanya neve geologist uye fizikisi nekuda kwehunhu hwayo.