376:
29:
324:
Great Ruaha is about 475 kilometres (295 mi) long, its tributary basin has a catchment area of 68,000 square kilometres (26,000 sq mi) and the mean annual discharge is 140 cubic metres (4,900 cu ft) per second. The Great Ruaha River supplies 22 percent of the total flow of
352:
before reaching the Rufiji River. The major rivers contributing to the Great Ruaha River are Lukosi, Yovi, Kitete, Sanje, Little Ruaha, Kisigo, Mbarali, Kimani, and
Chimala whereas the small ones include Umrobo, Mkoji, Lunwa, Mlomboji, Ipatagwa, Mambi, and Mswiswi rivers.
438:
402:
485:Ãhman, May-Britt, Taming Exotic Beauties: Swedish Hydro Power Constructions in Tanzania in the Era of Development Assistance, 1960s - 1990s, Stockholm, 2007, PhD Thesis,
480:
361:
Decreased flows in the Great Ruaha have been recorded since the early 1990s, resulting in complete drying of sections of the river in 1993 and in dry years since (
545:
409:
312:. The Great Ruaha river has a basin catchment area of 83,970 square kilometres (32,421 sq mi). The population of the basin is mainly sustained by
494:
403:"Initial Assessment of Socioeconomic and Environmental Risks and Opportunities of Largeâscale Biofuels Production in the Rufiji District"
365:). This has been attributed to uncontrolled and poor water management, with the large rice irrigation schemes playing a major role.
439:"Tanzania Country Environmental Assessment: Managing Natural Resources More Effectively Can Get the Country's Rivers Flowing Again"
538:
465:
470:
815:
531:
348:. These two generate about 50 percent of Tanzania's electricity. The river continues southwards and flows across the
810:
566:
554:
340:, an important region for irrigated agriculture and livestock in Tanzania. The river eventually reaches the
368:
By 2019, the Great Ruaha experienced no water flow for several months per year. A report published by the
325:
the Rufiji catchment system. Thirty-eight species of fish have been identified in the Great Ruaha River.
820:
764:
216:
624:
679:
709:
380:
349:
293:
759:
156:
96:
699:
584:
186:
126:
375:
486:
734:
639:
28:
754:
694:
669:
664:
329:
309:
168:
138:
77:
689:
629:
619:
609:
804:
774:
704:
654:
644:
634:
614:
604:
579:
333:
305:
301:
228:
198:
108:
67:
57:
475:
749:
744:
729:
719:
714:
599:
594:
574:
337:
297:
256:
244:
789:
784:
684:
674:
659:
239:
372:
listed the Great Ruaha as an endowment in crisis due to environmental factors.
779:
769:
739:
724:
649:
369:
345:
313:
509:
496:
341:
558:
289:
47:
523:
316:
and water-related livelihoods such as fishing and livestock keeping.
481:
FAO - fact sheet on the ecohydrology of the Great Ruaha River (2003)
374:
285:
527:
487:
http://www.diva-portal.org/smash/record.jsf?pid=diva2:12267
383:, with a view on the Great Ruaha River on 27 July 2003.
408:. SEKAB BioEnergy (T) Ltd. p. 23. Archived from
16:
River in Iringa, Dodoma and
Morogoro Region, Tanzania
336:. From there the Great Ruaha River descends to the
565:
270:
262:
250:
238:
222:
212:
192:
182:
162:
152:
132:
122:
102:
92:
83:
73:
63:
53:
43:
38:
21:
274:83,970 square kilometres (32,421 sq mi)
292:that flows through the Usangu wetlands and the
539:
300:. It traverses and marks the borders between
8:
546:
532:
524:
401:Arvidson, Anders; et al. (May 2009).
393:
18:
7:
433:
431:
429:
33:The Great Ruaha River dry bed (2006)
466:WWF.org - The Ruaha Water Programme
328:The river's headwaters are in the
14:
27:
1:
471:Ruaha information with images
84:Physical characteristics
344:and then flows south to the
252: • location
224: • location
194: • location
164: • location
134: • location
104: • location
837:
266:475 km (295 mi)
234:
208:
204:
178:
174:
148:
144:
118:
114:
88:
26:
384:
22:Great Area Ruaha River
378:
506: /
381:Ruaha National Park
350:Selous Game Reserve
294:Ruaha National Park
816:Rivers of Tanzania
385:
363:illustration above
217:Little Ruaha River
811:Great Ruaha River
798:
797:
288:in south-central
282:Great Ruaha River
278:
277:
828:
548:
541:
534:
525:
521:
520:
518:
517:
516:
511:
510:7.933°S 37.867°E
507:
504:
503:
502:
499:
453:
452:
450:
449:
435:
424:
423:
421:
420:
414:
407:
398:
225:
195:
165:
135:
105:
31:
19:
836:
835:
831:
830:
829:
827:
826:
825:
801:
800:
799:
794:
561:
552:
514:
512:
508:
505:
500:
497:
495:
493:
492:
462:
457:
456:
447:
445:
437:
436:
427:
418:
416:
412:
405:
400:
399:
395:
390:
359:
330:Kipengere Range
322:
310:Morogoro Region
253:
223:
193:
169:Morogoro Region
163:
139:Morogoro Region
133:
103:
78:Morogoro Region
34:
17:
12:
11:
5:
834:
832:
824:
823:
818:
813:
803:
802:
796:
795:
793:
792:
787:
782:
777:
772:
767:
762:
757:
752:
747:
742:
737:
732:
727:
722:
717:
712:
707:
702:
697:
692:
687:
682:
677:
672:
667:
662:
657:
652:
647:
642:
637:
632:
627:
622:
617:
612:
607:
602:
597:
592:
587:
582:
577:
571:
569:
563:
562:
553:
551:
550:
543:
536:
528:
515:-7.933; 37.867
490:
489:
483:
478:
473:
468:
461:
458:
455:
454:
425:
392:
391:
389:
386:
358:
355:
321:
318:
296:east into the
276:
275:
272:
268:
267:
264:
260:
259:
254:
251:
248:
247:
242:
236:
235:
232:
231:
226:
220:
219:
214:
210:
209:
206:
205:
202:
201:
196:
190:
189:
184:
180:
179:
176:
175:
172:
171:
166:
160:
159:
154:
150:
149:
146:
145:
142:
141:
136:
130:
129:
124:
120:
119:
116:
115:
112:
111:
106:
100:
99:
94:
90:
89:
86:
85:
81:
80:
75:
71:
70:
65:
61:
60:
55:
51:
50:
45:
41:
40:
36:
35:
32:
24:
23:
15:
13:
10:
9:
6:
4:
3:
2:
833:
822:
819:
817:
814:
812:
809:
808:
806:
791:
788:
786:
783:
781:
778:
776:
773:
771:
768:
766:
763:
761:
758:
756:
753:
751:
748:
746:
743:
741:
738:
736:
733:
731:
728:
726:
723:
721:
718:
716:
713:
711:
708:
706:
703:
701:
698:
696:
693:
691:
688:
686:
683:
681:
678:
676:
673:
671:
668:
666:
663:
661:
658:
656:
653:
651:
648:
646:
643:
641:
638:
636:
633:
631:
628:
626:
623:
621:
618:
616:
613:
611:
608:
606:
603:
601:
598:
596:
593:
591:
588:
586:
583:
581:
578:
576:
573:
572:
570:
568:
564:
560:
556:
549:
544:
542:
537:
535:
530:
529:
526:
522:
519:
488:
484:
482:
479:
477:
474:
472:
469:
467:
464:
463:
459:
444:
440:
434:
432:
430:
426:
415:on 2012-09-10
411:
404:
397:
394:
387:
382:
377:
373:
371:
366:
364:
356:
354:
351:
347:
343:
339:
338:Usangu plains
335:
334:Njombe Region
331:
326:
319:
317:
315:
311:
307:
306:Dodoma Region
303:
302:Iringa Region
299:
295:
291:
287:
283:
273:
269:
265:
261:
258:
255:
249:
246:
243:
241:
237:
233:
230:
229:Iringa Region
227:
221:
218:
215:
211:
207:
203:
200:
199:Iringa Region
197:
191:
188:
185:
181:
177:
173:
170:
167:
161:
158:
155:
151:
147:
143:
140:
137:
131:
128:
125:
121:
117:
113:
110:
109:Iringa Region
107:
101:
98:
95:
91:
87:
82:
79:
76:
72:
69:
68:Dodoma Region
66:
62:
59:
58:Iringa Region
56:
52:
49:
46:
42:
37:
30:
25:
20:
821:Rufiji River
589:
491:
446:. Retrieved
442:
417:. Retrieved
410:the original
396:
379:Panorama of
367:
362:
360:
327:
323:
298:Rufiji River
281:
279:
257:Pwani Region
245:Rufiji River
157:Kitete River
97:Lukosi River
590:Great Ruaha
513: /
187:Sanje River
805:Categories
735:Ruvyironza
640:Malagarasi
476:FAO review
448:2021-08-06
443:World Bank
419:2012-09-10
388:References
370:World Bank
346:Kidatu Dam
314:irrigation
271:Basin size
213:5th source
183:4th source
153:3rd source
127:Yovi River
123:2nd source
755:Tarangire
695:Myakaliza
670:Mkulumuzi
665:Mbwemkuru
342:Mtera Dam
690:Msangazi
680:Moyowosi
630:Lumpungu
620:Lukuledi
610:Luhumuka
559:Tanzania
332:In west
290:Tanzania
48:Tanzania
39:Location
775:Wembere
710:Ruchugi
705:Pangani
655:Matandu
645:Manonga
635:Magamba
615:Lujenda
605:Kalambo
580:Bangala
501:37°52â²E
460:Sources
44:Country
760:Ugalla
750:Simiyu
745:Sibiti
730:Ruvuma
720:Rurubu
715:Rufiji
600:Kagera
595:Kafufu
575:Ambala
567:Rivers
555:Rivers
498:7°56â²S
357:Issues
263:Length
93:Source
74:Region
64:Region
54:Region
790:Mwaru
785:Cheli
700:Nguya
685:Mpiji
675:Mkuzu
660:Mbezi
585:Gombe
413:(PDF)
406:(PDF)
286:river
284:is a
240:Mouth
780:Zigi
770:Wami
765:Umba
740:Semu
725:Ruvu
650:Mara
625:Lumi
320:Size
308:and
280:The
557:of
807::
441:.
428:^
304:,
547:e
540:t
533:v
451:.
422:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
