Cebu is one of the best diving locations in the Philippines, and is home to vast schools of sardines, whale sharks, thresher sharks and manta rays
Pescador Island is a protected marine park with a dramatic wall, which drops to as much as 600 meters (1968 feet) where a great variety of fish can be encountered. Everything from schools of sardines, midnight snapper, big-eyed trevally, barracuda, and tuna to whitetip and even thresher sharks can be seen here.
There are also several caves and tunnels on the island. The well-known Cathedral Cave ranges in depth between 5 meters (49 feet) and 37 meters (121 feet).
This a unique dive site where elusive pygmy seahorses can be found. It is also well known for electric clams, banded sea kraits, reef squid, batfish, nudibranchs, and hawksbill turtles.
Sumilon is a 24 hectare marine sanctuary that was opened in 1974. The site is excellent for spotting blacktips, whitetips, hammerheads, and whale sharks. The shallower parts of the reef are covered with spectacular soft corals and are home to clown triggerfish, bannerfish and lionfish.
San Juan Wreck
San Juan is a 180 meters (590 feet) long passenger ferry that sank in 2000 fortunately without any loss of life. The structure already has some sponges, bushy coral trees and tunicates on it. The wreck is still very much intact.