Oslob, the Philippines CNN — It’s 6 a.m. and nearly 100 tourists are gearing up excitedly on the beach at Oslob. We’re here to see the largest fish in the world, the whale ...

OSLOB, Philippines: The effortless glide of the whale shark is a spectacular sight. Close to the surface of the water, the spotted skin of each passing giant shimmers in the refracting sunlight.

The Philippines is a major supplier of fish in the region, with an industry now worth $1bn. The government banned the killing and sale of whale sharks in 1998 and introduced a new code (PDF) to ...