the Arabian Sea /əˈreɪbiən/ el Mar de Omán: A ship carrying about a dozen missiles was intercepted today in the Arabian Sea.
the Aral Sea /ˈɑːrəl, ˈærəl/ el Mar de Aral: The Aral Sea is shrinking.
the Baltic (Sea) /ˈbɔːltɪk/ el (Mar) Báltico: There's evidence that Neolithic people gathered amber on the shores of the Baltic sea about 13,000 years ago.
the Black Sea el Mar Negro [an inland sea]: I took the opportunity to get a job on a cruise ship in the Black Sea. ^ The Black Sea contains only a few small islands.
the Caribbean Sea /ˌkærɪˈbiːən, kəˈrɪbiən/ (also the Caribbean) el Mar del Caribe: In those days, the Caribbean Sea was plagued by pirates.
There is a film series called Pirates of the Caribbean, which started in 2003.
the Caspian Sea /ˈkæspiən/ el Mar Caspio: The Caspian Sea is the world's largest inland body of water. ^ The Caspian Sea region has historically been an oil and natural gas producer.
the Dead Sea el Mar Muerto: More than 90 percent of the water that should flow into the Dead Sea is diverted by Israel, Jordan and Syria. ^ The Dead Sea Scrolls were found in 11 caves near Qumran.
DID YOU KNOW?
Because of a high concentration of salt, you can actually float in the Dead Sea.
the Aegean (Sea) /iːˈʤiːən/ el (Mar) Egeo: Following an 1841 expedition to the Aegean Sea, Forbes proposed that the fauna of the oceans could be divided into zones by depth.
the Ionian Sea /aɪˈəʊniən/ el Mar Jónico: Away from the prying eyes of the world, the newlyweds sailed the Aegean and Ionian Seas and on through the Suez Canal.
the Irish Sea el Mar de Irlanda: She had relatives across the Irish Sea.
the Mediterranean (Sea) /ˌmedɪtərˈeɪniən/ el (Mar) Mediterráneo: a beautiful sun-drenched location in the Mediterranean ^ The ancient civilizations explored the Mediterranean.
the North Sea el Mar del Norte: Most of the apprentices are now working on BP installations in the North Sea. ^ the North Sea's oil and gas fields
the Philippine Sea /ˈfɪlɪpiːn/ el Mar de Filipinas: We watched the sunset over the silvery-blue waters of the Philippine Sea.
the Red Sea el Mar Rojo: According to the Bible, Moses parted the Red Sea.
the Tyrrhenian Sea /tɪˈriːniən/ el Mar Tirreno: In the remote distance, the afternoon sun was descending toward the blue Gulf of Naples and the Tyrrhenian Sea.
IDIOMS
a sea change un cambio radical: All this makes for a sea change in our lives.
a sea dog (informal) un lobo de mar: My uncle Peter was known as a real sea dog.
between the devil and the deep blue sea entre la espada y la pared: He had got to the point where he was caught between the devil and the deep blue sea.
on the high seas en alta mar: I'm sure you'd be far more at home somewhere on the high seas with a scarf around your head and a cutlass at your belt.
the briny (British English, informal or old-fashioned) el mar
the deep (literary) el mar, el piélago: the mysteries of the deep
be all/completely at sea estar perdido,-da: They still seemed financially all at sea. ^ It was my first day in the new job and I was completely at sea.
find your sea legs acostumbrarte al movimiento de un barco (sin marearte): Between night and morning I'd found my sea legs, and I felt I was astride the ship, riding her. ^ Still feeling sick? You should have found your sea legs by now.
go to sea hacerse marinero,-ra, echarse a la mar: When I reached home, my wife made me promise never to go to sea again, and I thought my adventures had come to an end. ^ Men go to sea before they know the unhappiness of that way of life.
sail the seven seas surcar los siete mares: I had the dream of building the greatest pleasure ship ever to sail the seven seas.