Iligan Bay is a bay in

Mindanao Island Mindanao ( ) ( Jawi: مينداناو) is the second-largest island in the Philippines, after Luzon, and seventh-most populous island in the world. Located in the southern region of the archipelago, the island is part of an island group of t ...

in the

Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...

. The bay is part of the

Bohol Sea The Bohol Sea, also called the Mindanao Sea, is a sea located between the Visayas and Mindanao islands in the Philippines. It lies south of Bohol and Leyte and north of Mindanao. Siquijor and Camiguin are its two major islands. The major citi ...

, and curves into the northern coast of Mindanao Island. A branch of the bay,

Panguil Bay Panguil Bay is an arm of Iligan Bay in Mindanao, Philippines. The bay forms the natural boundary separating the Zamboanga Peninsula from the rest of the island of Mindanao. It borders the provinces of Misamis Occidental, Zamboanga del Sur, and L ...

, forms a natural

isthmus An isthmus (; ; ) is a narrow piece of land connecting two larger areas across an expanse of water by which they are otherwise separated. A tombolo is an isthmus that consists of a spit or bar, and a strait is the sea counterpart of an isthmu ...

with

Illana Bay Illana Bay, also known as the Iranun Bay, is a large bay of the Moro Gulf, off the southwestern coast of Mindanao island in the Philippines. Illana Bay and Moro Gulf form part of the Celebes Sea. See also *Sibuguey Bay Sibuguey Bay is a larg ...

and geographic boundary between the

Zamboanga Peninsula Zamboanga Peninsula ( tl, Tangway ng Zamboanga; cbk, Peninsula de Zamboanga; ceb, Lawis sa Zamboanga) is an administrative region in the Philippines, designated as Region IX. It consists of three provinces (Zamboanga del Norte, Zamboanga Sibu ...

and the rest of Mindanao island. The

provinces A province is almost always an administrative division within a country or state. The term derives from the ancient Roman ''provincia'', which was the major territorial and administrative unit of the Roman Empire's territorial possessions outsi ...

covered along its coast are

Misamis Occidental Misamis Occidental ( ceb, Kasadpang Misamis; Subanen languages, Subanen: ''Sindepan Mis'samis''; fil, Kanlurang Misamis), officially the Province of Misamis Occidental, is a Provinces of the Philippines, province located in the Regions of the Ph ...

Misamis Oriental Misamis Oriental ( ceb, Sidlakang Misamis; tl, Silangang Misamis), officially the Province of Misamis Oriental, is a province located in the region of Northern Mindanao in the Philippines. Its capital, largest city and provincial center is th ...

, and

Lanao del Norte Lanao del Norte ( Cebuano: ''Amihanang Lanao''; tl, Hilagang Lanao; Maranao: ''Pangotaraan Ranao''), officially the Province of Lanao del Norte, is a province in the Philippines located in the Northern Mindanao region. Its capital is Tubod. T ...

Iligan City Iligan, officially the City of Iligan ( ceb, Dakbayan sa Iligan; fil, Lungsod ng Iligan; Maranao: ''Inged a Iligan''), is a 1st class highly urbanized city in the region of Northern Mindanao, Philippines. According to the 2020 census, it has ...

is the most important port on Iligan Bay. Other important ports are in

Oroquieta City Oroquieta,(formerly known as Layawan), officially the City of Oroquieta ( ceb, Dakbayan sa Oroquieta; fil, Lungsod ng Oroquieta), is a 4th class component city and capital of the province of Misamis Occidental, Philippines. According to the 202 ...

Plaridel, Misamis Occidental Plaridel, officially the Municipality of Plaridel ( ceb, Lungsod sa Plaridel; tl, Bayan ng Plaridel), is a 3rd class municipality in the province of Misamis Occidental, Philippines. According to the 2020 census, it has a population of 39,840 peop ...

and

Lugait, Misamis Oriental Lugait, officially the Municipality of Lugait ( ceb, Lungsod sa Lugait; tl, Bayan ng Lugait), is a 2nd class municipality in the province of Misamis Oriental, Philippines. According to the 2020 census, it has a population of 20,559 people. It i ...

. To protect Iligan Bay from destruction and biodiversity degradation, eight local government units and the provincial government of Misamis Occidental organized the Iligan Bay Alliance of Misamis Occidental.

References

Bays of the Philippines Landforms of Lanao del Norte Landforms of Misamis Occidental Landforms of Misamis Oriental Iligan Misamis Occidental {{Philippines-geo-stub