drainage pattern

   A geometric arrangement of stream segments in a drainage system [16].

A Lexicon of Cave and Karst Terminology with Special Reference to Environmental Karst Hydrology. . 2002.

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  • drainage pattern —    The configuration or arrangement, in plan view, of stream courses in an area, including gullies or first order channelized flow areas, higher order tributaries, and main streams. Drainage pattern is related to local geologic materials and… …   Glossary of landform and geologic terms

  • thermokarst drainage pattern —    Drainage patterns that form polygonal and hexagonal shapes with streams that may connect rounded depressions, exhibiting a beaded appearance; developed in poorly drained, fine grained sediments and in organic materials in regions of permafrost …   Glossary of landform and geologic terms

  • rectangular drainage pattern —    A drainage pattern in which the tributaries join the main streams at right angles, and exhibit sections of approximately the same length which form rectangular shapes; it is indicative of streams following prominent bedrock fault, joint, or… …   Glossary of landform and geologic terms

  • karst drainage pattern —    A drainage pattern that lacks an integrated drainage system associated with soluble rocks with little or no surface drainage but a considerable underground, internal drainage system; characteristic of karst landscapes underlain by limestone,… …   Glossary of landform and geologic terms

  • deranged drainage pattern —    A distinctively disordered drainage pattern of nonintegrated streams which indicates a complete lack of underlying structural and bedrock control, resulting from a relatively young landscape having a flat or undulating topographic surface and… …   Glossary of landform and geologic terms

  • dendritic drainage pattern —    A drainage pattern in which the streams branch randomly in all directions and at almost any angle, resembling in plan the branching habit of certain trees. It is produced where a consequent stream receives several tributaries which in turn are …   Lexicon of Cave and Karst Terminology

  • annular drainage pattern —    A drainage pattern in which subsequent streams follow a roughly circular or concentric path along a belt of weak rocks, resembling in plan view, a ring like pattern where the bedrock joints or fracturing control the parallel tributaries. It is …   Glossary of landform and geologic terms

  • trellis drainage pattern —    A drainage pattern characterized by parallel main streams intersected at, or nearly at, right angles by their tributaries, which in turn are fed by elongated secondary tributaries and short gullies parallel to the main streams, resembling, in… …   Glossary of landform and geologic terms

  • centripetal drainage pattern —    A drainage pattern in which the streams converge inward toward a central depression; generally indicative of a structural basin, volcanic crater, caldera, breached dome, bolson, or the end of an eroded anticline or syncline.    SW, GG, & WA …   Glossary of landform and geologic terms

  • dendritic drainage pattern —    A common drainage pattern in which the tributaries join the gently curving mainstream at acute angles, resembling in plan view the branching habit of an oak or chestnut tree; it is produced where a consequent stream receives several… …   Glossary of landform and geologic terms

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