X-Ray, an excellent (and free) online magazine oriented towards diving and underwater photography, has just announced the availability of issue #16, which includes articles on the Visayas in the Philippines, the Ambon Islands in Indonesia, Wolfgang Leander’s efforts to increase shark protections, and an interview with ‘Sharkwater’ creator Rob Stewart. Also featured are discussions of antioxidants for the diver, rebreathers, and more.

At 105 pages, this is X-Ray’s largest issue yet. The magazine is published bimonthly.