Posted on 2015-10-012019-06-28 by haidown trend in sea water temperature at kawaihae reefcoral bleachingcoral bleaching Water temperature has cooled started the last week of September 2015.Share this: Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X RelatedDiscover more from kawaihae reefSubscribe to get the latest posts sent to your email. Type your email… Subscribe