Seas of the world
Sea of the Mediterranean between Italy and the Balkan peninsula, down to the Strait of Otranto, which links it to the Ionian Sea
Adriatic Sea
Sea of the Mediterranean between Greece and Turkey, connected in the north to the Marmara Sea and Black Sea by the Dardanelles and Bosphorus; known as 'the Archipelago' (the main sea) in antiquity
Aegean Sea
Westernmost sea of the Mediterranean, between Spain and Morocco and bounded to the west by the Strait of Gibraltar
Alboran Sea
Part of the 'Northwest Passages', a marginal sea of the Arctic in the Northwest Territories between Banks Island and Victoria Island and mainland Canada; it connects to the Beaufort Sea to the west
Amundsen Gulf
Marginal sea of the Southern Ocean off Marie Byrd Land in West Antarctica, between Cape Flying Fish on Thurston Island to the east and Cape Dart on Siple Island to the west; connected to the Bellingshausen Sea to the east, with no named sea to the west before the Ross Sea
Amundsen Sea
Marginal sea of the Indian Ocean, southeast of the Bay of Bengal, south of Myanmar, west of Thailand, northwest of the Malay Peninsula, north of Sumatra, and east of the Andaman Islands
Andaman Sea
Marginal sea of the Indian Ocean, bounded on the west by Somalia and the Arabian Peninsula, on the north by Pakistan and Iran, and on the east by India; historically also known as the Persian Sea and the Erythraean Sea (lit. 'Red Sea')
Arabian Sea
Marginal sea of the Pacific between Australia and Indonesian New Guinea, bordered by the Torres Strait and through that the Coral Sea to the east, the Gulf of Carpentaria to the south, the Timor Sea to the west, and the Banda and Ceram seas to the northwest
Arafura Sea
Part of the Baltic Sea in Finnish waters, between the Gulf of Bothnia, the Gulf of Finland, and the Åland Sea; it contains one of the largest archipelagos, by number of islands, in the world
Archipelago Sea
One of the largest seas in the world, marginal to the Atlantic, off the coast of Argentina, spreading down to Tierra del Fuego
Argentine Sea
Inlet of the Indian Ocean lying between Africa (Egypt) and Asia (Saudi Arabia and Yemen); in the north are the Sinai Peninsula, the Gulf of Aqaba, and the Gulf of Suez, and in the south the Bab-el-Mandeb Strait and the Gulf of Aden through which it connects to the Indian Ocean
Red Sea
Proposed name of a marginal sea of the Southern Ocean off Queen Maud Land in East Antarctica; it would border the Lazarev Sea the the west and the Cosmonauts Sea to the east
Riiser-Larsen Sea
A marginal sea of the Southern Ocean off Victoria Land and Marie Byrd Land of Antarctica, bounded by Ross Island to the west and Roosevelt Island to the east; its southernmost point is covered by an ice shelf, and is only 200 miles from the South Pole
Ross Sea
Marginal sea of the Pacific in the Philippines between Luzon, to the north, and the Visayas to the south, bounded by the island of Panay to the south, Mindoro to the west, Masbate to the east, and Luzon to the north; it connects to the Sulu Sea via the Tablas Strait in the west, the South China Sea by the Isla Verde Passage in the northwest, and the Visayan Sea via the Jintotolo Channel in the southeast
Sibuyan Sea
Marginal sea of the Pacific between New Guinea to the west, New Britain (belonging to Papua) to the north, and the Solomon Islands to the east; it connects to the Coral Sea in the south; it was a major site of fighting in the Second World War
Solomon Sea
Proposed name of a marginal sea of the Southern Ocean off Oates Coast, Victoria Land, and George V Coast in East Antarctica; it would border the D'Urville Sea to the west, and the Ross Sea to the east
Somov Sea
Marginal sea of the Pacific also known as the Mindanao Sea, located between Mindanao the Visayas in the Philippines; it connects to the Sulu Sea to the west, the Philippine Sea to the east, and the Camotes Sea to the north
Bohol Sea
Links the Bothnian Bay to the Baltic Sea, and together with the Bothnian Bay forms the Gulf of Bothnia; situated between Sweden to the west and Finland to the east
Bothnian Sea
Bay off Massachusetts, enclosed by Elizabeth Islands and Cape Cod
Buzzards Bay
Marginal sea of the Pacific in the Philippines, between the Eastern Visayan and Central Visayan regions, bordered by Leyte to the north and east, Bohol to the south, and Cebu to the west; it connects to the Visayan Sea in the northwest, and to the Bohol Sea in the south through the Canigao Channel and Cebu Strait
Camotes Sea
Coastal part of the Bay of Biscay that washes the north coast of Spain, extending to Spain's westernmost province of LA Coruña
Cantabrian Sea
Bay at south end of Gulf of Maine, off southern Massachusetts; enclosed by Cape Cod to south and east
Cape Cod Bay
Atlantic marginal sea, bounded by Mexico and Central America to the west, South America to the south, the Greater Antilles to the north, and the Lesser Antilles to the east
Caribbean Sea
Marginal sea of the Pacific between the Philippines to the north, Borneo to the west, and Indonesia's Sulawesi island to the east; it is demarcated from the Sulu Sea in the northwest by the Sulu Archipelago, from the Molucca Sea in the south by Sulawesi's Minahassa Peninsula, and from the Java Sea in the southwest by the Makassar Strait
Celebes Sea
Marginal sea of the Atlantic off the south coast of Ireland, containing the Scilly Isles; marked to the west and south by the continental shelf
Celtic Sea
Marginal sea of the Pacific in the East Indian Archipelago off the islands of Buru and Seram, in the Maluku Islands (also known as the Spice Islands); it connects to the Halmahera Sea in the north, the Molucca Sea in the northwest, and the Banda Sea in the south on the other side of Buru and Seram
Ceram/Seram Sea
Largest estuary in North America, stretching 200 miles from Susquehanna River to the Atlantic, from Maryland to Virginia
Chesapeake Bay
Marginal sea of the Pacific off the coast of Chile, including an Antarctic claim and Easter Island (Isla de Pascua); it is not recognised as a hydrographic sea, but it has legal significance
Chilean Sea
Marginal sea of the Arctic, bounded on the left by the East Siberian Sea (divided by Wrangel Island and the Long Strait) on the east by Alaska and the Beaufort Sea, and to the south by Siberia, Alaska, and the Bering Strait; the International Date Line passes through it
Chukchi Sea
Part of the Levantine Sea, between Turkey and Cyprus
Cilician Sea
Proposed name of a marginal sea of the Southern Ocean off MacRobertson Land and Princess Elizabeth Land in East Antarctica, between the projecting Enderby Land and West Ice Shelf; it would border the Davis Sea to the east, and the also-proposed Cosmonauts Sea to the west
Cooperation Sea
Marginal sea of the Pacific off the northeast coast of Australia, bounded in the north by Papua New Guinea and the Solomon Islands, in the northwest by the Torres Strait, and in the east by Vanuatu and New Caledonia; in the south it merges with the Tasman Sea (at around the border of Queensland and New South Wales), and in the north with the Solomon Sea; it is notable for containing the Great Barrier Reef
Coral Sea
Proposed name of a marginal sea of the Southern Ocean off the Prince Olav Coast and Enderby Land in East Antarctica, bordering the Riiser-Larsen Sea to the west and the also-proposed Cooperation Sea to the east
Cosmonauts Sea
Marginal sea of the Southern Ocean off Adélie Land of East Antarctica, bordering Mawson Sea on the west and Somov Sea on the east
D'Urville Sea
Marginal sea of the Pacific located south of China, east of Vietnam and the Malay Peninsula, west of the Philippines, and north of Borneo; it connects to the East China Sea through the Strait of Taiwan in the north, to the Java Sea through the Karimata Strait in the south, and to the Andaman Sea through the Malacca Strait (between Malaysia and Sumatra) in the southwest; it is a highly strategic point, with a third of shipping traffic passing through
South China Sea
Inlet of the Southern Ocean on the South Australian coast, bounded by the Eyre Peninsula on the west and the Yorke Peninsula on the east; it is one of two inlets along with Gulf St. Vincent
Spencer Gulf
The boundary between the western and eastern Mediterranean seas, situated between Sicily and Tunisia
Strait of Sicily
Marginal sea of the Pacific between Borneo in the southwest and the Philippines in the north and east, marked off from the South China Sea by the Philippine island of Palawan in the northwest, and from the Celebes Sea by the Sulu Archipelago in the southeast
Sulu Sea
Marginal sea of the Pacific between Australia and New Zealand, also known colloquially as 'The Ditch'; it connects to the Coral Sea in the north (at around the NSW-Queensland border), and to the Southern Ocean in the south
Tasman Sea
Marginal sea of the Southern Ocean off the coast of Princess Elizabeth Land, Kaiser Wilhelm II Land, and Queen Mary Land of East Antarctica, between the West Ice Shelf in the west and the Shackleton Ice Shelf in the east; it bordered the proposed Cooperation Sea in the west and the Mawson Sea in the east
Davis Sea
Between Greenland and Nunavut, joining Labrador Sea and Baffin Bay
Davis Strait
Also known as Greek Strait, a marginal sea of the Atlantic between Greenland and Iceland, connecting the Greenland Sea to the Irminger Sea
Denmark Strait
Links the Atlantic and Pacific Oceans going beneath South America, standing between Cape Horn and the South Shetland Islands of Antarctica
Drake Passage
Marginal sea of the Pacific off the east coast of China, north of Taiwan, bounded in the east by Japan's Ryukyu Islands and Kyushu; in the north it opens into the Yellow Sea, and connects to the Sea of Japan through the Korea Strait
East China Sea
Marginal sea of the Arctic, north of Siberia; bounded by the Arctic Cape to the north, the New Siberian Islands to the west, and Cape Billings and Wrangel Island to the east; it connects to the Laptev Sea to the west and the Chukchi Sea to the east
East Siberian Sea
Thin strip between Great Britain and France, joining the North Sea to the Atlantic Ocean
English Channel
Marginal sea of the Pacific in Indonesia, between Sulawesi (formerly Celebes) to the north and the islands of Nusa Tenggara (part of the Lesser Sunda Islands) to the south; it connects to the Bali Sea to the west, the Java Sea to the northwest, and the Banda Sea to the east, and on the south side of Nusa Tenggara are the Savu Sea and the Indian Ocean
Flores Sea
Sea off the east coast of Greenland, bounded by the Fram Strait to the north, Svalbard to the east, and Iceland to the south; it connects to the Wandel Sea to the north, the Denmark Strait to the southwest, and the Norwegian Sea to the south and east; its status as part of either the Arctic or the Atlantic is disputed
Greenland Sea
Inlet of the Southern Ocean on the coast of South Australia, bounded by Yorke Peninsula on the west and Fleurieu peninsula and the mainland on the east; it is the easternmost of two inlets along with Spencer Gulf; it is the site of the state capital Adelaide
Gulf St. Vincent
Marginal sea of the Indian Ocean, named for a port city in Yemen, between which and Somalia it sits; it connects to the Red Sea by the Bab-el-Mandeb Strait, and is part of the important Suez Canal shipping route
Gulf of Aden
Marginal sea of the Pacific off the southern coast of Alaska, stretching from Kodiak Islands off the Alaska Peninsula to the Alexander Archipelago, almost at the very eastern point of Alaska; to the south is the open Pacific
Gulf of Alaska
Marginal sea of the Pacific, also known as the Sea of Cortez or the Vermillion Sea, between the Baja California Peninsula and mainland Mexico; it is the second-longest peninsula in the world, after the Malay Peninsula
Gulf of California
Marginal sea of the Pacific off the northern coast of Australia, between Cape York in Queensland and Arnhem Land in Northern Territory; it is bounded on the north by the Arafura Sea
Gulf of Carpentaria
Southern point of the Caribbean Sea, off border of Panama and Colombia; site of Scotland's sole attempt at colonisation
Gulf of Darién
Gulf on west coast of Haiti, containing the capital Port-au-Prince
Gulf of Gonâve
Gulf off the coast of West Africa, spanning Gabon, Equatorial Guinea, Cameroon, Nigeria, Benin, Togo, Ghana, Côte D'Ivoire, and Liberia; it is the site of the crossing of the Equator and the Prime Meridian
Gulf of Guinea
Inlet of the Caribbean Sea, spanning coasts of Belize, Guatemala, and Honduras; lined by the Belize Barrier Reef, part of the Mesoamerican Barrier Reef System, the second largest barrier reef in the world
Gulf of Honduras
Marginal to Atlantic, off coast of New England; demarcated by Cape Cod to the south, Nova Scotia to the north
Gulf of Maine
Part of the Andaman Sea, of the southern coast of Myanmar near Yangon; also known as the Gulf of Mottama
Gulf of Martaban
Large Atlantic marginal sea, bounded by the USA to the north, Cuba to the east, and Mexico to the south
Gulf of Mexico
Marginal sea of the Indian Ocean between the Arabian Peninsula (Oman and UAE) and Pakistan and Iran, connecting the Arabian Sea to the Persian Gulf via the Strait of Hormuz
Gulf of Oman
Semi-enclosed sea between Trinidad and coast of Venezuela; connected to the Caribbean in the north by the 'Dragons' Mouths', and to the Atlantic in the south by the Columbus Channel, also known as the 'Serpent's Mouth'
Gulf of Paria
Bay of the Baltic Sea, connected to it by the Irbe Strait, and demarcated by the Estonian island of Saaremaa; it is between Latvia and Estonia, and contains Latvia's capital city
Gulf of Riga
Also known as the Gulf of Sidra; a gulf on the north coast of Libya, the site of the final battle of the 2011 Libyan Civil War, where Col. Gaddafi was captured and killed
Gulf of Sirte
Outlet of Great Lakes into Atlantic; east of Quebec, south of Labrador, west of Newfoundland, north of Nova Scotia
Gulf of St. Lawrence
Marginal sea of the Pacific between the Malay Peninsula and mainland southeast Asia, bordering Thailand, Cambodia, and Vietnam, and connecting to the South China Sea and the Eastern Archipelagic Seas in the southeast; it is identified with the 'Great Gulf' found in Greek, Roman, Persian, Arab, and Renaissance cartography
Gulf of Thailand
Gulf of Caribbean Sea off coast of Venezuela, linked to Lake Maracaibo by a canal; claimed by both Colombia and Venezuela
Gulf of Venezuela
Marginal Pacific sea of the East Indian Archipelago, west of New Guinea, east of Halmahera, and north of Seram and the Seram Sea; to the other side of Halmahera is the Molucca Sea, and to the other side of Seram is the Banda Sea
Halmahera Sea
An inland sea in northeastern Canada, bordered by Nunavut, Manitoba, Ontario, and Quebec, connected to the Atlantic by Hudson Strait and to the Arctic by Foxe Basin and Fury and Hecla Strait; it is the second largest 'bay' in the world; it is contested whether it is part of the Arctic or the Atlantic
Hudson Bay
Lying between Baffin Island (Nunavut) and Nunavik (Quebec), this links Labrador Sea and the Atlantic to Hudson Bay; it is not an entrance to the Northwest Passage, and was originally named 'Mistaken Strait'
Hudson Strait
Also known as Qawra or Dwejra, a lagoon on a Maltese island that is linked to the Mediterranean Sea through a natural arch
Inland Sea, Gozo
A group of a number of small waterways between mainland Scotland, the Outer Hebrides, and North Ireland; it is bounded by the Altantic to the north and west, and the Northern Channel to the south
Inners Seas off the West Coast of Scotland
Sea of the Mediterranean, bounded by southern Italy to the west and northwest, the Adriatic Sea and Albania to the north, and Greece to the east
Ionian Sea
Sea between Ireland and Great Britain, marked at the top by the North Channel and at the south by St. George's Channel; sometimes known as the Manx Sea
Irish Sea
Marginal sea of the Atlantic off the coast of Greenland; it meets the Labrador Sea at the southern tip of Greenland, Iceland and the Denmark Strait to the north, and is otherwise bordered by the open Atlantic
Irminger Sea
Northernmost part of the Aegean Sea, off the coasts of Thrace and north-west Turkey
Thracian Sea
Marginal sea of the Indian Ocean between the island of Timor and Australia, bounded to the east by the Arafura Sea
Timor Sea
Sea of the Mediterranean off the west coast of Italy, bounded by Sardinia and Corsica to the west and Sicily to the south
Tyrrhenian Sea
Marginal sea of the Pacific in the Philippines, surrounded by the islands of the Visayas, including Masbate to the north, Leyte to the east, Cebu and Negros to the south, and Panay to the west; it connects to the Sibuyan Sea to the northwest via the Jintotolo Channel, the Samar Sea to the northeast, the Camotes Sea to the southeast, the Bohol Sea to the south via the Tañon Strait, and the Sulu Sea by the Guimaras Strait and Panay Gulf
Visayan Sea
Intertidal zone at the south of the North Sea, on the coasts of the Netherlands, Germany, and Denmark, bounded by the Frisian Islands
Wadden Sea
Marginal sea of the Arctic, stretching from the northeast of Greenland to Svalbard; separated from the Greenland Sea to the south by the Fram Strait
Wandel Sea
A marginal sea of the Southern Ocean off Coats Land and the Antarctic Peninsula, bordered by Cape Norvegia of Queen Maud Land to the east and the Antarctic Peninsula to the west; it is known for having exceptionally clear water, but also for being highly treacherous due to the Weddell Gyre
Weddell Sea
Southern inlet of the Barents Sea off the coast of mainland Russia, surrounded by Karelia to the west, the Kola Peninsula to the north, and the Kanin Peninsula to the northeast; it is the location of the port of Arkhangelsk (Archangel)
White Sea
Part of the East China Sea between China and the Korean Peninsula; it is named for the Gobi Desert sandstorms which colour the surface of the water
Yellow Sea
The southern end of Hudson Bay, bordering Quebec and Ontario, although islands within it belong to Nunavut
James Bay
Marginal sea of the Pacific south of Borneo, east of Sumatra, west of Sulawesi, and north of the Lesser Sunda Islands; it connects to the South China Sea in the northwest through the Karimata Strait, and to the Flores Sea in the east
Java Sea
Marginal sea of the Arctic, north of Siberia, west of the Laptev Sea and east of the Barents Sea; it is bordered by the Kara Strait and Novaya Zemlya to the west, and Severnaya Zemlya to the east
Kara Sea
Marginal sea of the Atlantic Ocean, a semi-enclosed body of water between Sweden and Denmark, which connects the North Sea to the Baltic Sea, and is itself connected to each by the Skagerrak and Oresund straits respectively
Kattegat Sea
Proposed name of a marginal sea of the Southern Ocean off Queen Maud Land in East Antarctica; it would border the Weddell Sea on the west, and the Lazarev Sea on the east
King Haakon VII Sea
Marginal sea of the Pacific in the middle of the Fiji archipelago, east of the main island of Viti Levu, and southeast of the island of Vanua Levu
Koro Sea
Marginal to the Atlantic, off eastern Canada; connected to Baffin Bay by the Davis Strait
Labrador Sea
Marginal sea of the Indian Ocean off the southern tip of India, between India, Sri Lanka, and the Maldives
Laccadive Sea
Marginal sea of the Arctic, north of Siberia, west of the East Siberian Sea and east of the Kara Sea; it is bounded by the Taimyr Peninsula and Severnaya Zemlya to the west, and the New Siberian Islands to the east
Laptev Sea
Proposed name of a marginal sea of the Southern Ocean off Queen Maud Land in East Antarctica; it would border King Haakon VII Sea in the west and Riiser-Larsen Sea in the east
Lazarev Sea
The easternmost sea of the Mediterranean, bordered by Turkey to the north, Syria, Lebanon, and Israel to the east, Libya and Egypt to the south, and the Aegean Sea to the northwest; Cyprus is a notable island in the sea
Levantine Sea
Part of the Mediterranean Sea off the coasts of Libya and Egypt, bordered by Crete to the north, the Levantine Sea to the east, and the central Mediterranean to the west
Libyan Sea
Sea of the Mediterranean, between the coast of the Italian Riviera (Tuscany and Liguria) and Corsica, bordered by the Balearic Sea to the west and the Tyrrhenian Sea to the southeast
Ligurian Sea
Marginal sea of the Arctic stretching from Cape Columbia on Ellesmere Island to Cape Morris Jesup on Greenland; its coast is home to Alert, the northernmost permanently inhabited place in the world
Lincoln Sea
Narrow estuary between Long Island and mainland Connecticut
Long Island Sound
The area of the Pacific under the control of Peru, off the Peruvian coast; it is named for a hero of the War of the Pacific who died in the final battle against Chile
Mar de Grau
Inland sea within the borders of Turkey, bounded by the Dardanelles (leading to the Aegean Sea) to the west and the Bosphorus (leading to the Black Sea) to the east; known as Propontis in antiquity
Marmara Sea
Bay marginal to the Atlantic off northern Massachusetts; shores incline towards Boston Harbour
Massachusetts Bay
Proposed name of a marginal sea of the Southern Ocean off Queen Mary Land of East Antarctica; it would border the Davis Sea on the west, and Bowman Island and Vincennes Bay on the east, then further on the D'Urville Sea
Mawson Sea
Marginal sea of the Pacific in the East Indian Archipelago, east of Sulawesi, west of Halmahera, and north of the Sula Islands; it connects to the Celebes Sea in the north, and the Banda Sea is on the other side of the Sula Islands
Molucca Sea
Marginal sea of the Indian Ocean situated between Mozambique and Madagascar, leading into the Agulhas Current off the east coast of South Africa
Mozambique Channel
Part of the Aegean Sea between the Cyclades and the Peloponnese; bounded by the Saronic Gulf to the north and the Sea of Crete to the south
Myrtoan Sea
Small ecologically diverse area of water off Massachusetts, south of Cape Cod, east of Martha's Vineyard
Nantucket Sound
Largest estuary in New England; bay in Rhode Island opening onto Rhode Island Sound and the Atlantic
Narragansett Bay
Marginal sea of the Atlantic, between Great Britain to the west, continental Europe to the south, Scandinavia to the northeast, and the Norwegian Sea to the north
North Sea
Marginal sea of the Atlantic off coast of Norway, between the North Sea to the south, the Atlantic to the west, the Greenland Sea to the north, and the Barents sea to the northeast
Norwegian Sea
Part of the 'Northwest Passages', a marginal sea of the Arctic in Nunavut, within the Canadian Arctic Archipelago; it is bounded by Borden Island and Mackenzie King Island to the west, and Ellef Ringnes Island to the east
Prince Gustav Adolf Sea
Gulf of the Yellow Sea off the coast of northeast China, separated from Korea Bay by the Bohai Strait; it is the main seaway of Beijing
Bohai Sea
Marginal sea of the Arctic located between Baffin Island and the west coast of Greenland; it is connected to the Arctic by the Nares Strait, and to the Atlantic by the Davis Strait and Labrador Sea
Baffin Bay
Sea of the Mediterranean off eastern Spain and southern France, bounded by the Balearic Islands
Balearic Sea
Marginal sea of the Pacific north of Bali and south of the Kangean Islands, both in Indonesia; it opens onto the Java Sea through the Madura Strait to the west, and is sometimes counted as part of the Flores Sea, which is to its north and east
Bali Sea
Marginal sea of the Atlantic, enclosed by Scandinavia, Finland, the Baltic states, and the North European plain
Baltic Sea
Marginal sea of the Pacific in the Maluku Islands of Indonesia, west of New Guinea and north of Timor; to the north are the Molucca, Halmahera, and Ceram seas, to the south are the Timor and Arafura seas, and to the west is the Flores Sea
Banda Sea
Marginal sea of the Arctic, off the coasts of Norway and Russia, divided between Norwegian and Russian waters; bordered by the Kola Peninsula to the south, the Norwegian Sea shelf edge to the west, Svalbard to the northwest, Franz Josef Land to the northeast, and Novaya Zemlya to the west; it also connects to the Greenland Sea in the northwest and the Kara Sea in the east
Barents Sea
Marginal sea of the Southern Ocean off Victoria, running between Tasmania and mainland Australia
Bass Strait
Marginal sea of the Indian Ocean, between India and Southeast Asia, bordered by India to the west, Bangladesh to the north, and Myanmar and the Andaman Islands to the east; it is the largest bay in the world
Bay of Bengal
Marginal sea of the Atlantic off the west coast of France and the north coast of Spain, south of the Celtic Sea
Bay of Biscay
Bay at north end of Gulf of Maine, between New Brunswick and Nova Scotia; known for having highest tidal range in the world
Bay of Fundy
Marginal sea of the Arctic, north of the Northwest Territories, the Yukon, and Alaska, west of the Canadian Arctic Archipelago; it connects with the Chukchi Sea to the west, and the main Arctic to the north
Beaufort Sea
Marginal sea of the Southern Ocean off Eights Coast, Bryan Coast, and English Coast on West Antarctica; west of Alexander Island, east of Cape Flying Fish on Thurston Island, and south of Peter I Island, it is connected to the Amundsen Sea in the west and is the other side of the Antarctic Peninsula from the Weddell Sea
Bellingshausen Sea
Marginal sea of the Pacific between Russia and Alaska, bounded by the Bering Strait to the north and the Alaska Peninsula and the Aleutian Islands to the south; separated from the Gulf of Alaska by the Alaska Peninsula
Bering Sea
Marginal sea of the Pacific within the nation of Papua New Guinea, northeast of the island of New Guinea and south of the Bismarck Archipelago and the Admiralty Islands; to the north is the open Pacific, and to the south is the Solomon Sea, marked off by the island of New Britain
Bismarck Sea
Large marginal sea of the Atlantic between Eastern Europe and Western Asia; linked to the Mediterranean through the Bosphorus and Dardanelles; bordered by Abkhazia, Bulgaria, Georgia, Romania, Russia, Turkey, and Ukraine
Black Sea
Gulf on north coast of Panama
Golfo de los Mosquitos
A large open bay off the central and western portions of the southern coastline of Australia, stretching from WA to SA or WA to TAS depending on definition
Great Australian Bight
Often known in English as 'The Sound', it forms the border of Denmark and Sweden, between Sjælland (Denmark) and Skåne (Sweden)
Oresund Strait
The southeastern part of the Barents Sea, between mainland Russia and Novaya Zemlya
Pechora Sea
Marginal sea of the Indian Ocean almost entirely enclosed by land, connected to the Indian Ocean via the Strait of Hormuz and the Gulf of Oman; it is bordered by UAE, Bahrain, Qatar, Saudi Arabia, Kuwait, Iraq, and Iran
Persian Gulf
Marginal sea of the Pacific bordered by the Philippines to the southwest, the Carolines (including Palau) to the southeast, the Marianas (including Guam) to the east, Bonin and Iwo Jiwa to the northeast, Japan to the north, the Ryukyu Islands to the northwest, and Taiwan to the west; it is notable for its deep trenches, including the Philippine Trench and the Marianas Trench
Philippine Sea
Series of waterways at the border of Washington (USA) and British Columbia (Canada), comprising the Strait of Georgia (between Vancouver Island and mainland Canada), the Strait of Juan de Fuca (between Vancouver Island and the Olympic Peninsula, in Washington), and Puget Sound (thin waterway stretching from the sea to Olympia, WA in the south); Vancouver and Seattle are both on this sea
Salish Sea
Unlike other seas, this sea is defined by its currents rather than its land boundaries, and is distinguished by its characteristic seaweed; it is bounded on the west by the Gulf Stream, on the north by the North Atlantic Current, on the east by the Canary Islands, and on the south by the North Atlantic Equatorial Current (also known as the North Atlantic Gyre); Bermuda is on the western edge of the sea
Sargasso Sea
Marginal sea of the Pacific within Indonesia bounded by the islands of Savu and Rai Jua to the south, Rote and Timor to the east, Flores and the Alor Archipelago to the north, and Sumba to the west; it connects to the Indian Ocean to the south, the Flores Sea to the north, and the Banda Sea to the northeast
Savu Sea
A marginal sea at the northern edge of the Southern Ocean, bordering the Atlantic; it sits between the Drake Passage, Tierra del Fuego, South Georgia, the South Sandwich Islands, the South Orkney Islands, and the Antarctic Peninsula
Scotia Sea
Sea in Eastern Europe, linked to the Black Sea in the south by the Strait of Kerch; it is the shallowest sea in the world
Sea of Azov
Small marginal sea of the Pacific between mainland Chile and Chiloé Island; it connects to the open sea through the Chacao Channel in the north and the Gulf of Corcovado in the south, and leads into the Moraleda Channel along the coast after the Gulf of Corcovado
Sea of Chiloé
Southernmost part of the Aegean Sea off the north coast of Crete, east of Kythera, south of the Cyclades, and west of the Dodecanese; bounded to the west by the Ionian Sea and to the northwest by the Myrtoan Sea
Sea of Crete
Marginal sea of the Pacific between the Japanese archipelago, plus Sakhalin, and mainland Asia (Russia, North Korea, and South Korea); translations of its other names include 'Whale Sea', 'Korean East Sea', and 'East Sea'
Sea of Japan
Marginal sea of the Pacific between the Kamchatka Peninsula and mainland Russia, bounded by the Kuril Islands to the south and Hokkaido to the southwest; the northeast corner is the Shelikhov Gulf, and the sea running along the Siberian coast is the Shantar Sea
Sea of Okhotsk
Sea of the Mediterranean west of Sardinia, bordering southern France to the north and the Balearic Sea to the west
Sea of Sardinia
Small sea in the Gulf of Bothnia, between the Åland Islands and Sweden
Sea of Åland
A sea of Japan almost entirely enclosed by land, through which the Sea of Japan connects to the Pacific; it lies between the islands of Honshū, Shikoku, and Kyūshū, and cities on the sea include Hiroshima, Iwakuni, Takamatsu, and Matsuyama
Seto Inland Sea