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Northeast Passage

(Encyclopedia) Northeast Passage, water route along the northern coast of Europe and Asia, between the Atlantic and Pacific oceans. Beginning in the 15th cent., efforts were made to find a new all-…

conch

(Encyclopedia) conchconchkŏngk, kŏnch, kôngk [key], common name for certain marine gastropod mollusks having a heavy, spiral shell, the whorls of which overlap each other. In conchs the…

fisheries

(Encyclopedia) fisheries. From earliest times and in practically all countries, fisheries have been of industrial and commercial importance. In the large N Atlantic fishing grounds off Newfoundland…

snapper

(Encyclopedia) snapper, name for members of the Lutjanidae, a family of spiny-finned food and game fishes found chiefly in tropical coastal waters. Snappers are carnivorous, active, and voracious,…

snipe

(Encyclopedia) snipe, common name for a shore bird of the family Scolopacidae (sandpiper family), native to the Old and New Worlds. The common, or Wilson's snipe (Capella gallinago), also called…

Shepard, Alan Bartlett, Jr.

(Encyclopedia) Shepard, Alan Bartlett, Jr., 1923–98, American astronaut, b. East Derry, N.H., grad. Annapolis, 1944. He served on a destroyer during World War II and later had extensive experience as…

Rabat

(Encyclopedia) RabatRabaträbätˈ [key], city (1994 pop. 787,745), capital of Morocco, on the Atlantic Ocean at the mouth of the Bou Regreg estuary, opposite Salé. Silting problems have diminished the…

polar front

(Encyclopedia) polar front, zone of transition between polar and tropical air masses. Its average position during the winter is at about 30° lat. and during the summer at about 60° lat. In the N…

sea lily

(Encyclopedia) sea lily, stalked echinoderm of the class Crinoidea. Sea lilies are ancient, having reached their peak in the Middle Mississippian period; about 5,000 fossil species are known. About…

sea pen

(Encyclopedia) sea pen, long, slender colonial organism of the same phylum as the jellyfish. Sea pen colonies are formed by several genera of the order Pennatulacea. The colony consists of a stalk…