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Mississippi, river, United States

(Encyclopedia)Mississippi, river, principal river of the United States, c.2,350 mi (3,780 km) long, exceeded in length only by the Missouri, the chief of its numerous tributaries. The combined Missouri-Mississippi ...

Missouri, river, United States

(Encyclopedia)Missouri, river, c.2,565 mi (4,130 km) long (including its Jefferson-Beaverhead-Red Rock headstream), the longest river of the United States and the principal tributary of the Mississippi River. The l...

flood, in hydrology

(Encyclopedia)flood, inundation of land by the rise and overflow of a body of water. Floods occur most commonly when water from heavy rainfall, from melting ice and snow, or from a combination of these exceeds the ...

Asian carp

(Encyclopedia)Asian carp, term for several large, hardy freshwater fish of the family Cyprinidae (the minnow family) that are native to E Asia and have become invasive species in the United States. The fish, which ...

Komi Republic

(Encyclopedia)Komi Republic, constituent republic (1990 pop. 1,270,000), c.160,000 sq mi (414,400 sq km), NE European Russia. Syktyvkar is the capital. The region is a wooded lowland, stretching across the Pechora ...

Krasnoyarsk Territory

(Encyclopedia)Krasnoyarsk Territory, administrative division (1989 pop. 3,595,000), c.928,000 sq mi (2,403,520 sq km), central Siberian Russia, extending from the Sayan Mts. and the Minusinsk basin in the south acr...

killifish

(Encyclopedia)killifish, any of more than a thousand species of small fish of the several families of the order Cyprinodontiformes (toothed minnows or toothed carps), a group that includes also the topminnows and m...

Amu Darya

(Encyclopedia)Amu Darya or Amudarya both: ämo͞oˈ däryäˈ, äˈmo͞o därˈyə [key], river, c.1,600 mi (2,580 km) long, formed by the junction of the Vakhsh and Pandj rivers, which rise in the Pamir Mts. of ce...

Galilee, Sea of

(Encyclopedia)Galilee, Sea of, Lake Tiberias kĭnˈərĕtˌ [key], lake, 64 sq mi (166 sq km), 14 mi (23 km) long, and 3 to 7 mi (4.8–11.3 km) wide, NE Israel; its surface is c.700 ft (210 m) below sea level. Th...

Elbe

(Encyclopedia)Elbe ĕlˈbə [key], Czech Labe, a major river of central Europe, c.725 mi (1,170 km) long, rising in the Krknoše Mts., NW Czech Republic, and traversing NW Czech Republic in a wide arc. It then cuts...