These basins are within the 200-meter bathymetric contour except for the northeast and southeast portion where water depth ranges from 1,000 - 2,000 meters to as much as 5000 meters near the Sulu Trench. 10 °C). Strait, a channel of 420m depth, connects the Sulu Sea with the South China Sea. 17. The Sulu Sea is described by the International Hydrographic Organization (IHO) as being one of the waters of the Archipelago of East India. Sulawesi Sea is linked with the Sulu Sea through a narrow channel in the north. For long the stronghold of the erce Moro pirates, the Sulu Sea is a little-studied region of the world’s oceans. It is surrounded by a shallow water regime along the edges of the adjacent landmasses and islands. Let us know if you have suggestions to improve this article (requires login). [4] The Sulu Sea is a marginal basin in the western tropical Pacific with a maximum depth of more than 4900 m. The basin exchanges surface water with surrounding basins over shallow sills, with the deepest sill connecting the Sulu Sea to the South China Sea at 420 m through the Mindoro Strait [ Wyrtki , 1961 ]. Ring in the new year with a Britannica Membership. Reconsider travel to other areas of Mindanao due to crime, … Sea and the Sulu Sea. 121°04'E on its South coast, thence through Tapul and Lugus Islands and along the North coast of Tawi Tawi Island to Bongao Island off its Western end (5°01′N 119°45′E / 5.017°N 119.750°E / 5.017; 119.750), and from thence to Tanjong Labian,[6] the Northeastern extreme of Borneo. However, the Panay overflow (estimated as 0.32 × It is bounded by northeastern Borneo on the southwest, the southwestern islands of the Philippines, including Palawan, on the west and northwest, Busuanga and Mindoro on the north, Panay and Negros on the east, and Mindanao and the Sulu Archipelago on the southeast. About 490 miles (790 km) from north to south and 375 miles east to west, with a surface area of 100,000 square miles (260,000 square km), it fills a downfaulted block, in some places almost 18,400 feet (5,600 metres) deep, the edges of which are seen in the bordering islands. From Tagolo Point, down the West coast of Mindanao to the Southwest extremity thence to the North coast of Basilan Island (6°45′N 122°04′E / 6.750°N 122.067°E / 6.750; 122.067), through this island to its Southern extremity, thence a line to Bitinan Island (6°04′N 121°27′E / 6.067°N 121.450°E / 6.067; 121.450) off the Eastern end of Jolo Island, through Jolo to a point in long. The Sulu Sea is a semi-isolated, marginal sea in southeast Asia, separated from adjacent basins by high sills, usually less than 200 m below the surface (Fig. The source of the deep Sulu Sea water has been attributed to South China Sea water overflowing the 570 m topographic sill of Panay Strait. profiles and mixed layer depth with a criterion of 0.015 kg m24 for density profiles. The sea is now extensively used for interisland trade. [12][13], Media related to Sulu Sea at Wikimedia Commons, A sea in the Philippines between Palawan, the Sulu Archipelago, Borneo and Visayas, Location within the Philippines, with the island of, "Coron Bay, Philippines : UnderwaterAsia.info", "Sulu Sea, Philippines : UnderwaterAsia.info", "Jewel of Sulu Sea - The Manila Times Online", "Geographic Scope — Sulu-Celebes Sea Sustainable Fisheries Management (SSME)", "Internal waves in the Sulu Sea, between Malaysia and the Philippines", "George Takei On "Star Trek VI: Captain Sulu To The Rescue" + John Cho, Shatner Feud + more", "George Takei on how "Sulu" got his name on Star Trek - EMMYTVLEGENDS.ORG", https://en.wikipedia.org/w/index.php?title=Sulu_Sea&oldid=998601683, Short description is different from Wikidata, All Wikipedia articles written in Philippine English, Articles using infobox body of water without alt, Articles using infobox body of water without pushpin map alt, Articles using infobox body of water without image bathymetry, Articles containing Filipino-language text, Articles containing Malay (macrolanguage)-language text, Wikipedia articles with SUDOC identifiers, Wikipedia articles with WorldCat-VIAF identifiers, Creative Commons Attribution-ShareAlike License, 260,000 square kilometers (100,000 sq mi), This page was last edited on 6 January 2021, at 04:26. Topic. the Sulu Sea, though distant tsunami generated by large magnitude (M s >7.0) earthquakes with shallow foci (<33 km depth) along the subduction zone marked by … Find out how deep your knowledge of oceans and seas goes with this quiz. The Sulu Sea, located between Borneo and the Philippines, is separated from the surrounding ocean by two chains of islands. Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.... Forested islets in the Sulu Archipelago, Sulu Sea, Philippines. The North coast of Borneo between Tanjong Labian and Tanjong Sempang Mangayau. There are no passages below the depth of 500 m and the basin, which is 5,000 m deepest, is filled with low-oxygen warm water. 2.3 earthquake - Sulu Sea, 20 km west of Mamburao, Occidental Mindoro, Mimaropa, Philippines, on Saturday, 5 Dec 7:13 pm (GMT +8) - Minor magnitude 2.3 earthquake at 23 km depth [1] The Sulu Sea, isolated from the neighboring ocean below 570 m, is nearly isothermal below 1250 m but with a marked salinity increase with depth. The source of the deep Sulu Sea water has been attributed to South China Sea water overflowing the 570 m topographic sill of Panay Strait. Mindoro Strait cuts across the by Weissel (1980) and 65-72 m.y. On the Southeast. Omissions? On average, the Sea is over 4400 meters (14,436 feet or 2.7 miles) deep, but on its southern end, the Sulu Archipelago raises the sea floor to a depth of 100 meters (328 feet or 0.06 miles). The IHO defines its limits as follows: The external forcing is defined as zero stress in the SCS/Sulu Sea basins and HR monthly winds outside. Mag. Sulu Sea is also where the Tubbataha Reef National Marine Park, one of the World Heritage Sites is located. Depth: 10 km. However, deep-water exchange is limited by the depth of the deepest sill supplying water to the Sulu Sea from the surrounding basins. There are no passages below 500m depth and the basin, which at the deepest is 5,000m, is lled with warm low oxygen water. The results indicate that the Sulu Basin originated in the late early Miocene (c. 18.8 Ma) in a backarc setting. The Trilateral Cooperative Agreement (TCA), a mechanism that has facilitated joint patrols in the area between the Philippines, Indonesia, and Malaysia since July 2016, does not yet appear to have deterred … The Sulu Sea has an average depth of over 4400 meters. Sulu Sea is similar to these bodies of water: Celebes Sea, Mindoro Strait, Sibuyan Sea and more. This study shows that the barrier layer occurs often in the Sulu and Celebes Seas. The sea opens southwest through the Makassar Strait into the Java Sea. In the Sulu Sea, the barrier layer has seasonal variability with a minimum Guest Post By Kenneth Yeo Yaoren. About 490 miles (790 km) from north to south and 375 miles east to west, with a surface area of 100,000 square miles (260,000 square km), it fills a downfaulted block, in some places almost 18,400 feet (5,600 metres) deep, the edges of which are seen in the bordering islands. Sulu Sea contains a number of islands. The Tubbataha Reefs were designated a UNESCO World Heritage site in 1993 in recognition of their abundance and diversity of marine life; in 2009 the boundaries of the site were extended to triple its original size. And most importantly, Sulawesi Sea acts as a main passage for the Indonesia Througflow (ITF), by connecting the western Pacific ocean with the Java Sea and the Bali Sea through the Makassar Strait (Figure 1). The neighbouring Celebes Sea is more open, and highly influenced by Pacific waters at comparable depths. Both interpretations are based on magnetic anomalies. The edges of this enclosed basin are visible in the line of volcanic cones in northern Celebes and the Sang Islands and the mountains of the Sulu Archipelago and Mindanao. The Sulu Sea is a deep ocean basin that is isolated from the surrounding ocean by chains of islands and shallow sills less than 420m in depth. The age of the Celebes Sea was interpreted as 42-47 m.y. [8] On the Southwest. Punitive campaigns, started by the Spanish in the mid-19th century and terminated by U.S. troops in 1906, broke the power of the Moros. The Sulu Sea (Filipino: Dagat Sulu; Tausug: Dagat sin Sūg; Chavacano: Mar de Sulu; Cebuano: Dagat sa Sulu; Hiligaynon: Dagat sang Sulu; Karay-a: Dagat kang Sulu; Cuyonon: Dagat i'ang Sulu; Malay: Laut Sulu) is a body of water in the southwestern area of the Philippines, separated from the South China Sea in the northwest by Palawan[1] and from the Celebes Sea in the southeast by the Sulu Archipelago. It stretches from the Arctic region in the north to the Antarctic in the south.There are a number of seas that lie along the western margin of the Pacific. And most importantly, Sulawesi Sea acts as a main passage for the Indonesia Througflow (ITF), by connecting the western Pacific ocean with the Java Sea and the Bali Sea through the Makassar Strait (Figure 1). It has been suggested by Kuehl et al (1993) that the carbon sediment depo- The Trilateral Cooperative Agreement (TCA), a mechanism that has facilitated joint patrols in the area between the Philippines, Indonesia, and Malaysia since July 2016, does not yet appear to have deterred … However, the Panay overflow (estimated as 0.32 × The Panay Gulf is an extension of the Sulu Sea. 34.00) and temperature (ca. These seas include East China, Philippine Sea, East Sea, South China Sea, Tasman Sea, and th… Site 768 lies in the deeper part of the SE sub-basin and Sites 769 and 771 lie on the flanks of the Cagayan ridge. Heat-flow data (Murauchi et al., 1973) permit either interpretation, but the crustal depth implies an age of approximately 65 m.y. Vertical distributions of dissolved (<0.22μm) iron and natural organic iron-complexing ligands were determined in November–December 2002 for the Sulu Sea and its adjacent waters (the Philippine Sea, Celebes Sea and South China Sea) … Kalimantan Island, North Sulawesi and Sangihe Islands. For more in-depth information, review OSAC’s Philippines page for original OSAC reporting, ... Do not travel to the Sulu Archipelago, including the southern Sulu Sea, or to Marawi City in Mindanao. 1). The International Hydrographic Organization (IHO) defines the Sulu Sea as being one of the waters of the East Indian Archipelago. Terrane 8 (Southeast Sulu Sea, oceanic back- arc basin) Terrane 8 (Fig. By signing up for this email, you are agreeing to news, offers, and information from Encyclopaedia Britannica. [9], The International Hydrographic Organization (IHO) defines the Sulu Sea as being one of the waters of the East Indian Archipelago. The Sulu Sea was long the stronghold of the Sulu Archipelago’s Moro pirates. by Lee and McCabe (1986). Waters below this depth are uniform in properties and extend to 5000m depth. The Sulu Sea has an average depth of over 4400 meters. One of the most interesting features of the Sulu Sea is the presence of various geographic structures including coral atolls and reefs. The deepest passage, a narrow trough extending to 400 m depth, the Mindoro Strait, links the Sulu Sea with the East China Sea, and another passage, about This high-chlorophyll tongue in the Celebes Sea showed high primary productivity: it was 1.6–18 times higher than those measured in oligotrophic central basin regions of the Philippine, Sulu, and Celebes seas. Most significant among these naturally formed structures is the Tubbataha Reef which is home to the Tubbataha Reefs Natural Park. Thus, the sea surface is calm, the temperature is comfortable at 28 to 30 C and water visibility of 30 m is not unusual. Mag. 2008-01-09 11:36:51 UTC at 11:36 January 09, 2008 UTC Location: Epicenter at 7.788, 121.816 36.2 km from Siocon (22.2 miles) Sulu Sea. Sulu Sea. Topic. Sulu Sea and surrounding seas over the shelf and through channels in the shelf. Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. The ocean separates Asia and Australia from the Americas. Surrounded by the islands of the Philippines and Malaysia, the Sulu Sea forms a near perfect circle. Updates? What is the world’s largest inland sea? [6] Sulu Sea is also where the Tubbataha Reef National Marine Park, one of the World Heritage Sites is located.[7]. A fracture line, bisecting the sea from northeast to southwest, is evidenced by the coral atolls surrounding Mapun (Cagayan Sulu) island, the Tubbataha Reefs, and the volcanic Mapun island group itself. Fishing is important and pearls, pearl shells, bêche-de-mer (trepang), shark fins, and turtle eggs are marine items. [4] The Sulu Sea is a marginal basin in the western tropical Pacific with a maximum depth of more than 4900 m. The basin exchanges surface water with surrounding basins over shallow sills, with the deepest sill connecting the Sulu Sea to the South China Sea at 420 m through the Mindoro Strait [ Wyrtki , 1961 ]. [11] The sea is 4,400 meters (14,400 ft) deep but on its southern end Sulu Archipelago raises the sea floor to 100 meters (330 ft).[8]. J. Celebes Sea, Indonesian Laut Sulawesi, sea of the western Pacific Ocean, bordered on the north by the Sulu Archipelago and Sea and Mindanao Island, on the east by the Sangi Islands chain, on the south by Celebes (Sulawesi), and on the west by Borneo.It extends 420 miles (675 km) north-south by 520 miles (837 km) east-west and occupies a total surface area of 110,000 square … Effects of background shear are likely to be small, less than 5% for first mode waves ( Apel et al. Over half of its area is more than 13,000 feet (4,000 m) deep, the greatest recorded depth being 20,406 feet (6,220 m). Guest Post By Kenneth Yeo Yaoren. On the Northeast. 17) is located in the southeast of the Cagayan terrane 7c and is bordered by the Sulu Trench in the south and by the Negros Trench 70 H. U. Schler et ai/Marine Geology 130 (1996) 39-78 Fig. When the isothermal layer depth is larger than the mixed layer depth, the barrier layer occurs. Kalimantan Island, North Sulawesi and Sangihe Islands. 2.4 earthquake - Sulu Sea, 20 km north of Tuyum, Negros Occidental, Western Visayas, Philippines, on Tuesday, 8 Dec 6:26 am (GMT +8) - Minor magnitude 2.4 earthquake at 27 km depth It is surrounded by a shallow water regime along the edges of the adjacent landmasses and islands. Terrane 8 ( Southeast Sulu Sea ( IHO ) defines the Sulu Sea 's geographical location, the Sea... 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