Sambowan is an isolated reef located 5000 metres from the shore of Malapascua, Philippines. This site is accessible only by boat and offers depths ranging from 12 to 30 metres. Divers and snorkellers can expect mild currents and visibility between 15 and 30 metres. The site is suitable for beginners and supports night diving. Water temperatures remain warm throughout the year, fluctuating between 27C and 31C. The reef environment provides habitat for a variety of reef fish and invertebrates typical of the region. Facilities available at the site include equipment rental, air fills, and guided tours.

Porta Vega Beach in Malapascua is a reef site featuring powdery white sand and shallow waters. The area is primarily suited for snorkelling, with rocky edges providing structure for the local marine environment. Access to the water is available from both the shore and by boat. Conditions are generally mild, with water temperatures ranging between 27C and 31C throughout the year. The site is suitable for beginners looking for a relaxed snorkelling experience in a shallow coastal setting.

The Dona Marilyn is a passenger ferry that sank in 1988 and now rests upright on the seabed. The wreck lies at depths between 17 and 35 metres, with an average depth of 33 metres. Divers can explore the structure, though penetration requires caution due to overhead environments and entanglement risks. Conditions include mild currents and visibility ranging from 10 to 30 metres. This site is suitable for intermediate divers who must manage decompression limits and nitrogen narcosis. Night diving is also available. Species recorded around this area include various wrasses, nudibranchs, cuttlefish, and reef sharks.

Maria Island is a reef site located near Malapascua, Philippines, offering a varied underwater topography that slopes from the shallows down to a maximum depth of 22 metres. This site is accessible by boat and is suitable for newly certified divers or those looking to build confidence. Divers can expect visibility ranging between 10 and 30 metres. Water temperatures are warm, typically between 27 and 30 degrees Celsius. Moderate currents can occur across the reef, so it is recommended to plan dives to start into the current to facilitate an easier return. Always check locally upon arrival for current conditions and facility availability.