The Moriori population was all but wiped out between 1835 and 1862, largely because of Taranaki Māori invasion and enslavement in the 1830s, although European diseases also contributed.
1835 年至 1862 年，莫里奥里人一度濒临灭绝，主要原因是 19 世纪 30 年代塔拉纳基毛利人的入侵和奴役，不过欧洲传来的疾病也起了一定作用。