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New York Bay

(Encyclopedia)New York Bay, arm of the Atlantic Ocean at the mouth of the Hudson River, SE N.Y. and NE N.J., enclosed by the shores of NE New Jersey, E Staten Island, S Manhattan, and W Long Island (Brooklyn) and o...

subduction zone

(Encyclopedia)subduction zone, large-scaled narrow region in the earth's crust where, according to plate tectonics, masses of the spreading oceanic lithosphere bend downward into the earth along the leading edges o...

marine biology

(Encyclopedia)marine biology, study of ocean plants and animals and their ecological relationships. Marine organisms may be classified (according to their mode of life) as nektonic, planktonic, or benthic. Nektonic...

Darién, region, Panama

(Encyclopedia)Darién dârˌēĕnˈ, Span. däryānˈ [key], eastern part of Panama between the Gulf of Darién on the east and the Gulf of San Miguel on the west. Darién province, heavily forested and sparsely po...

Europa, in astronomy

(Encyclopedia)Europa yo͝orōˈpə [key], in astronomy, one of the 39 known moons, or natural satellites, of Jupiter. Magnetic-field data collected by the space probe Galileo in 2002 strongly indicated a liquid-wat...

Inside Passage

(Encyclopedia)Inside Passage, natural, protected waterway, c.950 mi (1,530 km) long, threading through the Alexander Archipelago off the coast of British Columbia and SE Alaska. From Seattle, Wash., to Skagway, Ala...

Ifni

(Encyclopedia)Ifni ēfˈnē [key], former Spanish possession (580 sq mi/1,502 sq km), SW Morocco, on the Atlantic Ocean. The main industry is fishing. Ifni was ceded by Morocco to Spain in 1860, but Spanish adminis...

Guadiana

(Encyclopedia)Guadiana gwäᵺyäˈnä [key], river, 510 mi (821 km) long, rising in the La Mancha Plateau, E Spain. It flows west through central Spain, then south, forming part of the Spanish-Portuguese border (e...

Jubba, river, Africa

(Encyclopedia)Jubba jo͞oˈbä [key], Ital. Giuba, river, c.1,000 mi (1,610 km) long, formed at the Ethiopia–Somalia border, E Africa, by the confluence of the Dawa and Genale rivers, both of which rise in the hi...

Nootka Sound

(Encyclopedia)Nootka Sound, inlet of the Pacific Ocean and natural harbor on the west coast of Vancouver Island, SW British Columbia, Canada, lying between the mainland and Nootka Island (206 sq mi/534 sq km). The ...