A reach is a segment of a stream, river, or arm of the sea, usually suggesting a straight, level, uninterrupted stretch. They are traditionally defined by the capabilities of sailing boats , as a stretch of a watercourse which, because it is straightish, can be sailed in one " reach " (that is, without tacking ).
3-521: Batn-El-Hajar or Belly of Stones is a reach of approximately 160 km in length stretching from the Dal Cataract of the Nile downriver to the now under Lake Nubia submerged Second Cataract in present-day Sudan . Batn-El-Hajar is a barren and granite-rich landscape limiting arable soil and, thus, sparsely inhabited. It was the traditional border between Upper Nubia and Lower Nubia . In this area are
6-475: A number of important A-Group and Meroitics archeological sites. 21°01′0″N 30°35′0″E / 21.01667°N 30.58333°E / 21.01667; 30.58333 Reach (geography) Reaches are often named by those using the river, and a reach may be named for landmarks, natural features, and historical reasons (see, for instance, Gallions' Reach , named after the family that once owned its banks). A reach may be an expanse, or widening, of
9-424: A stream or river channel. This commonly occurs after the river or stream is dammed. A reach is similar to an arm, though an arm may bend and thus have multiple reaches. The term "reach" can also refer to a level stretch, as between river rapids or locks in a canal . The word may also be used more generally to refer to any extended portion or stretch of land or water, or even metaphorically. In fluvial hydrology ,
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