316 Icyuma gikozwe mu bwato gifite ibyuma bitagira umugese, gifite ibyuma biremereye bidafite umugese

Uduce tw’ubwato two mu mazi dufite imiterere yihariye ijyanye neza n’isi y’inyanja. Dukozwe mu buryo bwo kwihanganira ingaruka mbi nk’ingenzi, utu duce tw’ubwato twubatswe mu bikoresho by’agaciro gakomeye byagenewe kwihanganira ingaruka mbi z’amazi y’umunyu, ingese, no guhora tugerwaho n’ibintu byo mu mazi. Ikimenyetso cy’umutekano ni uko uduce twinshi tw’ubwato dufite aho dufata neza n’imiterere ikomeye, bigatuma imigozi n’imigozi bihambira neza mu gihe cyo gupakira no gupakira. Imiterere yatwo inyuranye ijyanye n’ingano n’ubwoko butandukanye bw’ubwato, itanga ahantu hizewe ho gufata amato ku cyambu cyangwa izindi nyubako z’ubwato. Kuramba kwabyo, imikorere yabyo, no guhinduka kwabyo bituma biba ingenzi mu bwato ubwo aribwo bwose, bigira uruhare mu mutekano, imikorere myiza, n’imikorere myiza y’ibikorwa byo mu mazi.