Third rare La Niña event in a row could lead to more coral bleaching along WA's Ningaloo Reef, scientists say

Marine scientists are worried confirmation of another La Niña weather event this year will lead to more coral bleaching along the north-west coast of Western Australia over summer.

While there are some signs of recovery, researchers have confirmed significant bleaching events along the World Heritage-listed Ningaloo Reef — including Turquoise Bay and Coral Bay.