149:
160:
27:
242:
396:
forming the
Eastern Continental Divide that separated settled colonial lands in the east from Indian Territory to the west. Another instance of a border matching a watershed in modern times involves the western border between
319:(In all of these, the village name indicates the pass and the watershed is even explicitly displayed in the coat of arms). Extremely low divides with heights of less than two metres are found on the
128:
is used in Canada and the United States to refer to a drainage divide. It is frequently used in border descriptions, which are set according to the "doctrine of
563:
148:
356:
is where the watershed is effectively in a river bed, in a wetland, or underground. The largest watershed of this type is the bifurcation of the
519:
193:
Major drainage divides in which waters on each side of the divide never meet but flow into the same ocean, such as the divide between the
425:
connected adjoining drainage basins; a key problem in such canals is ensuring a sufficient water supply. Important examples are the
745:
641:
542:
823:
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183:
224:
Minor drainage divides in which waters are originally separate but eventually join at a river confluence, such as the
430:
249:
A valley-floor divide occurs on the bottom of a valley and arises as a result of subsequent depositions, such as
152:
20:
803:
205:
in
Pennsylvania in which two minor creeks divide to flow and grow east and west respectively joining the
654:
Del Papa, Eugene M. (1975). "The Royal
Proclamation of 1763: Its Effects Upon Virginia Land Companies".
159:
389:
798:
446:
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607:
511:
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559:
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393:
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110:
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8:
434:
353:
179:
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813:
718:
663:
488:
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in France, connecting the
Atlantic and the Mediterranean. The name is enshrined at the
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Since ridgelines are sometimes easy to see and agree about, drainage divides may form
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Settlements are often built on valley-floor divides in the Alps. Examples are
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117:. Major divides separating rivers that drain to different seas or oceans are
94:
464:
373:
345:, the largest drainage area on earth, or in large lakes areas, such as the
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261:
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areas it often refers to a low point on a divide where it is possible to
221:, with each tributary complex having separate outlets into the Atlantic.
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414:
265:
168:
722:
682:
365:
293:
253:, in a valley through which a river originally flowed continuously.
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in
British North America which coincided with the ridgeline of the
316:
277:
182:
in which waters on each side flow to different oceans, such as the
79:
349:, it is difficult to find a meaningful definition of a watershed.
201:. Another, more subtle example is the Schuylkill-Lehigh divide at
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137:
133:
63:
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106:
98:
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Elevated terrain that separates neighbouring drainage basins
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269:
75:
740:. Santa Barbara, California: ABC-CLIO. pp. 173, 242.
417:. In pre-industrial times, water divides were crossed at
368:, but which also drains into the South Atlantic via the
767:
Watersheds : processes, assessment, and management
30:
Major drainage divides (yellow and red ridgelines) and
491:(Dictionary.com Unabridged ed.). Random House Inc
70:. On rugged land, the divide lies along topographical
532:
19:"Height of land" redirects here. For other uses, see
537:(3rd ed.). New Delhi: McGraw-Hill. p. 70.
509:
429:, connecting the Great Lakes and Mississippi by the
738:
Nation Shapes: The Story Behind the World's
Borders
175:Drainage divides can be divided into three types:
86:. On flat terrain, especially where the ground is
785:
735:
557:
535:Political Geography: the Spatiality of Politics
155:map of Schuylkill-Lehigh River drainage divides
656:The Virginia Magazine of History and Biography
405:, as arbitrated by the privy council in 1927.
74:, and may be in the form of a single range of
105:is a low drainage divide that runs across a
388:defining political boundaries, as with the
483:
481:
140:a canoe from one river system to another.
90:, the divide may be difficult to discern.
510:Colombo, John Robert (16 December 2013).
653:
268:, which forms the watershed between the
240:
158:
147:
25:
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680:
478:
379:
236:
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445:in the Atlantic drainage basin to the
408:
101:, where three drainage basins meet. A
364:, whose main stream empties into the
272:and the Gail, and the divides in the
245:Labeled figure of a drainage basin.
13:
758:
522:from the original on 20 June 2014.
461: – Watershed terms and topics
184:Continental Divide of the Americas
14:
840:
674:
636:, 13th ed., dtv, Munich, p. 935.
467: – Starting point of a river
413:Drainage divides hinder waterway
163:A minor drainage divide south of
683:"The Labrador Boundary Decision"
634:Wörterbuch Allgemeine Geographie
568:Encyclopedia of the Great Plains
729:
614:. Wildlife conservation Society
431:Chicago Sanitary and Ship Canal
21:Height of land (disambiguation)
647:
626:
600:
574:
551:
533:Dikshit, Ramesh Dutta (1999).
526:
503:
341:. In marsh deltas such as the
1:
608:"Congo-Nile Divide Landscape"
588:. National Geographic Society
471:
681:McGrath, Patrick T. (1927).
632:Leser, Hartmut, ed. (2005).
167:. Both branches flow to the
7:
489:"ridgeline. Dictionary.com"
452:
66:that separates neighboring
10:
845:
390:Royal Proclamation of 1763
18:
824:Water and the environment
765:DeBarry, Paul A. (2004).
736:Shelley, Fred M. (2013).
516:The Canadian Encyclopedia
447:Hudson Bay drainage basin
34:(green regions) in Europe
769:. Hoboken, N.J.: Wiley.
558:Decker, Jody F. (2011).
459:List of watershed topics
143:
329:, for example, between
109:, sometimes created by
441:on the route from the
439:Height of Land Portage
246:
172:
156:
35:
662:(4). JSTOR: 406–411.
394:Appalachian Mountains
339:Eberswalde Urstromtal
256:Examples include the
244:
162:
151:
29:
380:Political boundaries
237:Valley-floor divides
97:is a point, often a
699:1927GeoRv..17..643M
687:Geographical Review
435:Canal des Deux Mers
409:Portages and canals
180:Continental divides
119:continental divides
103:valley floor divide
804:Freshwater ecology
321:North German Plain
313:Kirchberg in Tirol
247:
173:
157:
130:natural boundaries
36:
747:978-1-61069-105-5
642:978-3-423-03422-7
564:Wishart, David J.
544:978-0-07-463578-0
292:empties into the
232:drainage divides.
226:Mississippi River
215:Susquehanna River
188:Congo-Nile Divide
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799:Drainage divides
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586:Resource Library
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512:"Height of land"
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370:Casiquiare canal
360:in the north of
347:Finnish Lakeland
258:Kartitsch Saddle
165:Buckeye, Arizona
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794:Drainage basins
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759:Further reading
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427:Chicago Portage
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386:natural borders
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203:Pisgah Mountain
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68:drainage basins
40:drainage divide
32:drainage basins
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707:10.2307/208004
693:(4): 643–660.
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612:Albertine Rift
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309:Eben im Pongau
274:Toblacher Feld
238:
235:
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230:Missouri River
222:
211:Delaware River
197:basin and the
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145:
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126:height of land
115:stream capture
84:dividing range
60:height of land
15:
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95:triple divide
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82:, known as a
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56:water parting
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616:. Retrieved
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590:. Retrieved
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493:. Retrieved
465:River source
412:
383:
374:Amazon River
351:
338:
326:Urstromtäler
324:
306:
288:, where the
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255:
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207:Lehigh River
195:Yellow River
174:
125:
123:
102:
92:
83:
62:is elevated
59:
55:
51:
47:
44:water divide
43:
39:
37:
495:7 September
443:Great Lakes
354:bifurcation
323:within the
788:Categories
560:"Portages"
472:References
433:, and the
415:navigation
266:East Tyrol
264:valley in
169:Gila River
111:deposition
814:Hydrology
715:0016-7428
421:. Later,
366:Caribbean
300:into the
294:Black Sea
134:glaciated
124:The term
80:mountains
52:watershed
48:ridgeline
582:"Divide"
520:Archived
453:See also
419:portages
399:Labrador
343:Okavango
317:Waidring
302:Adriatic
296:and the
278:Innichen
276:between
228:and the
186:and the
695:Bibcode
668:4247979
618:3 April
592:3 April
566:(ed.).
358:Orinoco
337:in the
282:Toblach
260:in the
213:or the
199:Yangtze
138:portage
64:terrain
819:Rivers
773:
744:
723:208004
721:
713:
666:
640:
541:
423:canals
403:Quebec
132:". In
107:valley
99:summit
88:marshy
72:ridges
719:JSTOR
664:JSTOR
562:. In
335:Finow
331:Havel
298:Rienz
286:Italy
251:scree
144:Types
76:hills
771:ISBN
742:ISBN
711:ISSN
638:ISBN
620:2022
594:2022
539:ISBN
497:2013
401:and
372:and
333:and
315:and
290:Drau
280:and
270:Drau
262:Gail
217:and
209:and
153:USGS
703:doi
284:in
113:or
78:or
58:or
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717:.
709:.
701:.
691:17
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685:.
660:83
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23:.
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