In addition, unlike the December tsunami, fault movement in March occurred below the islands of Nias and Simeulue, thereby limiting the amount of water the uplifting crust could displace.

• 此外，不同于12月的海啸，3月的断层活动发生在尼亚斯岛与锡默卢岛下方，因此限制了地壳向上隆起所应置换的海水量。