Testsshowedthemtobehealthythatdespite a severebleachingeventthathitHeronIslandinMarch, bleachingoccurswhenhotorwaterdestroysthealgae, whichcoralsfeedon, causingthemtoturnwhite A recentstudyfromJamesCookUniversityfoundthatthereefhadlostmorethanhalfofitscoralinthepastthreedecadesonraisedconcernthatit's lessabletorecoverfrommassbleachingevents.
coralpopulationsalongAustralia's GreatBarrierReefhavereceived a boostthanksto a pioneeringcoralIVFtrialthat's ontracktoreproduceandspawnnextyear.