Rivers & Lakes
Rivers, lakes, lagoons, waterfalls, and natural water features across the Philippines.
132 articlesArticles
U.S. Naval Base Subic Bay: History, Strategic Role and Reopening
History and strategic evolution of the U.S. Naval Base Subic Bay in the Philippines, from Spanish origins to 2022 reopening.
Lake Muhikap: Volcanic Crater Lake and Local Legend in San Pablo City
Lake Muhikap is a volcanic crater lake in San Pablo City, Laguna, known for its water supply role and the legend of Munica.
Ryukyu Trench: Geology, Seismic Structure and Subduction Dynamics
Geological profile of the Ryukyu Trench, its subduction dynamics, seismic structure, and the 1968 Hyūga-nada earthquake.
Dewey Medal: History, Design and Eligibility
The Dewey Medal is a US Navy campaign medal established in 1898 to honor participants in the Battle of Manila Bay.
Goodbye America: 1997 Film on the Closing of Subic Bay Naval Base
1997 action drama film directed by Thierry Notz, examining the closing of the U.S. naval base at Subic Bay and its impact on Filipinos and A...
Isla de Convalecencia: River Island and Hospicio de San José
Small river island in Pasig River, Manila, home to Hospicio de San José and Philippine Coast Guard detachment.
Camotes Sea: Geography, Ecology and the Danajon Bank
The Camotes Sea is a marginal sea in the Visayas, bordered by Cebu, Leyte, and Bohol, featuring the world's largest double barrier reef.
Mariana Trench: Geology, Exploration and Hadal Ecology
The Mariana Trench is the deepest oceanic trench on Earth, located in the western Pacific. This article covers its geology, history of explo...
Manila Dolomite Beach: Artificial Coastal Rehabilitation Project
Overview of the Manila Dolomite Beach project, an artificial beach in Manila Bay created for coastal defense and recreation.
Abatan River: Ecology, History and Tourism in Western Bohol
The Abatan River in Bohol features a diverse mangrove estuary, rare species, and historical significance as a WWII ship namesake.
Tullahan River: Hydrology, Infrastructure and Rehabilitation in Metro Manila
The Tullahan River is a 27.1 km waterway in the National Capital Region, flowing from Quezon City to Manila Bay.
Paoay Lake: Geography, Ecology and Protected Landscape Status
Paoay Lake is the largest lake in Ilocos Norte, Philippines. A protected landscape formed by coastal progradation, it supports unique biota...
Lake Buluan: Hydrology, Ecology and Regional Significance in Mindanao
Lake Buluan is the third largest lake in Mindanao, spanning Maguindanao del Sur and Sultan Kudarat. Explore its hydrology, fish species, and...
Inabanga River: Hydrology, Ecology and Significance in Bohol
The Inabanga River is the largest river in Bohol, Philippines, spanning 25 km with a significant watershed and ecological importance.
Naujan Lake: Hydrology, Ecology and National Park Heritage
Naujan Lake is the fifth largest lake in the Philippines, located in Oriental Mindoro. It is a Ramsar Wetland Site and the centerpiece of th...
Lake Venado: Geography, Hydrology and Mount Apo Trail Significance
Lake Venado is an endorheic lake at the foot of Mount Apo in Cotabato, Philippines. It is the second highest lake in the country.
Taal Volcano Main Crater Lake: Geography, History and Vulcan Point
Profile of the volcanic crater lake in Taal Volcano, Philippines, including its 2020 disappearance and Vulcan Point island.
Kawasan Falls: Geography, Hydrology and Tourism in Badian, Cebu
Kawasan Falls is a three-stage turquoise cascade in Badian, Cebu, fed by Kabukalan Spring and part of the Matutinao River system.
Sapang Baho River: Hydrology, Pollution and the Manggahan Floodway
The Sapang Baho River in Rizal and Marikina is a polluted tributary of Laguna de Bay, altered by the Manggahan Floodway.
Estero de Vitas: Hydrology and Precolonial Geography of Manila
The Estero de Vitas is a historic river in Manila, Philippines, connecting to Manila Bay and the Navotas River.