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Great Rift Valley

(Encyclopedia)Great Rift Valley, geological fault system of SW Asia and E Africa. It extends c.3,000 mi (4,830 km) from N Syria to central Mozambique. The northernmost extension runs S through Syria and Lebanon, th...

Hubbard Glacier

(Encyclopedia)Hubbard Glacier, SE Alaska, largest tidewater glacier in North America, on Disenchantment Bay at head of Yakutat Bay, at the northern end of the Alaskan panhandle. Extending 76 mi (122 km) from Mt. Lo...

Ulúa

(Encyclopedia)Ulúa o͞olo͞oˈä [key], river, c.200 mi (320 km) long, rising in the Cordillera de Opalaca, W Honduras, and flowing north to the Caribbean Sea. The Ulúa, with its tributaries, drains almost the en...

Spey

(Encyclopedia)Spey spā [key], river, c.105 mi (170 km) long, rising in the Mondhliath Mts., NE Scotland, and flowing generally NE through the Moray Firth to the North Sea. The river is rapid and unnavigable. There...

bass, in zoology

(Encyclopedia)bass băs [key], common name applied to various fishes of Centrarchidae (black basses and sunfishes), Serranidae (sea basses and groupers), Moronidae (temperate basses), and other families. All basses...

croaker

(Encyclopedia)croaker, member of the abundant and varied family Sciaenidae, carnivorous, spiny-finned fishes including the weakfishes, the drums, and the kingcroakers (or kingfish). The croaker has a compressed, el...

Khatanga

(Encyclopedia)Khatanga khətänˈgə [key], river, Krasnoyarsk Territory, N central Siberian Russia, formed by the union of the Kotui and the Kheta rivers. From the Kotui it is c.715 mi (1,150 km) long and flows no...

Eider, river, Germany

(Encyclopedia)Eider īˈdər [key], river, 117 mi (188 km) long, rising S of Kiel, N Germany, and flowing N to the Kiel Canal before turning west and meandering to the North Sea at Tönning. It is navigable for mos...

Ellsworth, Lincoln

(Encyclopedia)Ellsworth, Lincoln, 1880–1951, American explorer, b. Chicago, Ill. He was a surveyor and engineer in railroad building and later a prospector and mining engineer in NW Canada. He became the financia...

Pribilof Islands

(Encyclopedia)Pribilof Islands prĭbˈĭlŏfˌ [key], group of four volcanic islands, off SW Alaska in the Bering Sea, c.230 mi (370 km) N of the Aleutian Islands; explored and named in 1786 by Gerasim Pribilof, a ...