The day 4, we continued to stay and dive at Roca Partida. The water temperature was 22-24 deg.C. The visibility was around 10-15 meters. Cottonmouth Jacks and Bigeye Trevallies gathered next to the wall. And Galapagos Sharks and Silvertip Sharks swam around it. We saw many of pregnant-mom-Silvertips, those were as twice as big as normal. Striped bonitos and baby Yellowfin Tunas were streaming near the surface. At the end, we found a huge school of Black Jacks. It was too huge to take a picture of entire school! Thanks to the colder water temp, we could encounter many of Sharks. To be continued…