The day 5, at El Boiler, the current was mellow. We could go around easily. The water temperature was 23-24 deg.C. Right after the entry a Manta Ray welcomed us. Then, the fellow Manta Rays kept on coming one by one. The 5 of Manta Rays ended up gathering and swimming circle. And Galapagos Sharks and Dusky Sharks appeared too as we left from the wall. There was a thermocline at the deep side. It was chilly, but this was what Sharks prefer. Then, about a dozen of Hammerhead Sharks appeared as expected. It was very exciting. To be continued…