Halkett Bioherm Temperature Data Recovery – July 12, 2015

Sunday July 12, 2015 – an MLSS dive team recovered and replaced the Halkett reef sponge bed, thermochron logger. Note the 2 large temperature spikes in the data at the end of the graph.On casual observations the sponge bed did look healthy and seemed to be thriving. There was a large concentration of rockfish above…