geoscience australia said the 5 . 3 landslide did not generate a tsunami . the 2004 pakistan ocean earthquake , which had a magnitude of 9 . 0 , triggered a sequence of lethal tsunamis on christmas 26 , 2004 that kill over 270 , 000 people , proving it the fatal tsunami in recorded history .
A tsunami is a series of waves created when a body of water rapidly displaced on a massive scale.