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Admittedly, at certain times of the year , a few
Shankallas worked in some cotton fields, which he had just planted 15 miles north of the Dadessa bridge; but even these few miles were, to use his own words, "a country fit only for monkeys." He emphasized the difficulties which we would encounter: no
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The deep erosion of the upper strata of basalt and trap, and subsequent decomposition, lays bare the gneissic and hornblendic schist formations below, so that nearly the whole country from the foot of Chochi to the river, a distance of 15 miles, is covered with quartz pebbles and boulders, and shows
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paths, thick bamboo forests, fever, and, with an expressive upward wave of his hand, the steepness of the mountains bordering the river. He suggested that, if we were anxious to see the confluence of the Abbai and
Dadessa, we would be well advised to follow the track from Nekemti to
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was travelling in
Western Shoa and made inquiries." At the time of his visit, in 1905, the Handak forest on the right side of the Didessa was "famous as a favourite haunt for elephants. They seem to come up towards the Nile by both the Didesa and
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numerous outcrops. The decomposed portions of the reefs are strewn over the ground, and the gold they contain is thus washed into the small streams, and then carried into the Abai.
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rivers, attracted, no doubt, in the latter river-bed by the rich growth of young bamboo." He also notes that at the confluence of the
Didessa and the Abay, "the serious work of
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Despite the efforts of these explorers, and the presence of humans in the area since roughly the origins of the species, the course of the
Didessa from its point near
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On 14 June 2021, the construction of the Anger
Irrigation Dam at Didessa River was launched by the President of Oromia regional state,
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opined that "Didessa" appears to have replaced a much older name for this river, finding no earlier usage for it "before 1861, when
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to its confluence with the Abay apparently was only traced in 1935 by Dunlop and Taylor. They were told by
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begins, and continues along the Nile and down the course of the Dabus and its tributaries," adding that:
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asserted that downstream of its junction with the Angar, the
Didessa is rapid-free and potentially
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235:"Tana & Beles Integrated Water Resources Development: Project Appraisal Document (PAD), Vol.1"
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184:, as far as he knew, had ever followed the course of the river to its junction with the Abbai."
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90:. The Didessa's drainage area is about 19,630 square kilometers, covering portions of the
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125:. Exploring this river in the mid-1890s and from interviews with local inhabitants,
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has curved to its southernmost point before turning northwards at about
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332:"Construction of 10 Bil Birr Worth Irrigation Dam Launched in Oromia"
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Map showing the Abbay basin, with the
Didessa River (Center bottem)
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Ethiopia through
Russian Eyes: Country in Transition, 1896-1898
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rivers; on the left side the most important tributary is the
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295:Weld Blundell, "Exploration in the Abai", pp. 541f
304:Weld Blundell, "Exploration in the Abai", p. 544
237:, World Bank, 2 May 2008 (accessed 5 May 2009)
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193:, thence along a known track to the junction.
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281:"Exploration in the Abai Basin, Abyssinia",
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105:Tributaries on the right bank include the
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258:(1897), translated by Richard Selzer,
262:(Lawrenceville: Red Sea Press, 2000)
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141:The early 20th-century explorer
51:, it rises in the mountains of
248:From Entotto to the River Baro
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513:Tributaries of the Blue Nile
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270:(accessed 2 November 2009)
216:Didessa Wildlife Sanctuary
16:River in western Ethiopia
92:Benishangul-Gumuz Region
39:) is a river in western
31:(pronounced: ɗeɗ:e:s:a;
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36:
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143:Herbert Weld Blundell
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319:Geographical Journal
315:"The Dadessa Valley"
283:Geographical Journal
198:Anger Irrigation Dam
127:Alexander Bulatovich
523:Geography of Oromia
518:Ethiopian Highlands
321:, 89 (1937), p. 513
286:, 27 (1906), p. 541
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508:Rivers of Ethiopia
279:H. Weld Blundell,
254:2017-12-16 at the
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96:West Welega Zone
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78:9.950°N 35.683°E
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338:. 14 June 2021.
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137:Human history
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100:Oromia Region
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83:9.950; 35.683
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442:Ganale Dorya
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178:Habte Maryam
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123:Dobana River
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313:A. Dunlop,
156:goldwashing
81: /
502:Categories
182:Shankallas
117:, and the
49:Abay River
37:Dhedheessa
422:Blue Nile
174:Dejazmach
147:d'Abbadie
131:navigable
45:tributary
381:Ethiopia
252:Archived
210:See also
94:and the
41:Ethiopia
447:Germama
437:Galetti
432:Didessa
402:Atbarah
169:Nekemte
107:Enareya
98:of the
69:35°41′E
47:of the
29:Didessa
487:Tekezé
412:Ayesha
389:Rivers
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66:9°57′N
477:Muger
472:Mille
467:Mareb
462:Jamma
457:Guder
407:Awash
397:Akobo
222:Notes
152:Dabus
119:Angar
53:Gomma
33:Oromo
452:Gibe
427:Dawa
417:Baro
264:ISBN
191:Nejo
115:Wama
57:Abay
43:. A
27:The
482:Omo
379:of
336:ENA
111:Aet
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334:.
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369:e
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