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Landforms and geomorphic processes of the Uniab River mouth areas, Namibia
  • Landforms and geomorphic processes of the Uniab River mouth areas, Namibia
  • Arid land;Arid environment ; Coastal environment ; Fluvial processes ; Namibia ; Quaternary ; River mouth ; Sea level ; Stream ; Tectonics ; Terrace ; Vertical displacement
  • The Quaternary tectonic history of the river mouth region is related to the complex geomorphological features. Evidence on the terraces suggests recent continuous uplift. - (AJC)
River mouth bar formation, riverbed aggradation and channel migration in the modern Huanghe (Yellow) River delta, China
  • River mouth bar formation, riverbed aggradation and channel migration in the modern Huanghe (Yellow) River delta, China
  • This paper addresses the recent (1970s-1990s) processes of river mouth bar formation riverbed aggradation and distributary migration in the Huanghe River mouth area, in the light of station-based monitoring, field measurements and remote sensing
  • interpretation. The results show that the morphological changes of the river mouth bar have been closely associated with the largely reduced fluvial discharge and sediment load. Landform development such as bar progradation occurred in 2 phases, before and after
  • 1989, which correspond to faster and lower bar growth rates, respectively. Furthermore, the history of river mouth bar formation reflects human impacts.
The effect of river floods on the morphology of small river mouths in the southeastern Mediterranean
  • The effect of river floods on the morphology of small river mouths in the southeastern Mediterranean
  • Aerial photography ; Channel geometry ; Coastal environment ; East Mediterranean Sea ; Flood ; Fluvial dynamics ; Geographical information system ; Israel ; Mediterranean Sea ; River mouth ; Stream
  • This study examines the effect of floods on the dynamic morphology of 7 of these river mouths between 1918 and 2005. The methodology is based on GIS techniques and utilizes over 300 aerial photographs from which detailed geomorphologic mapping
  • of river mouths and nearby geomorphologic elements was performed. River discharge records were incorporated into a database, permitting analysis of the effect of floods on the morphology of the river mouths. Based on their adjacent topography, 2 types
  • of mouths were recognized, each responding differently to river floods. In funnel topography mouths, flood morphology almost always displayed straight channels. In barrier-deflected mouths the response to floods is more complex.
Recent changes at the estuary mouth along the coast of Prakasam District, Andhra Pradesh
  • Recent changes at the estuary mouth along the coast of Prakasam District, Andhra Pradesh
  • Andhra Pradesh ; Cours d'eau ; Estuaire ; Gundlakamma River ; Géographie de l'Asie ; Géomorphodynamique ; Inde ; Littoral ; Musi River ; Prakasam district
  • The investigated area of Prakasam District, A. P., in the coastal plain, is characterized by sand bars, sandy flats and extensive mashy grounds. On the basis of toposheets, Landsat imageries and field checks, the coastal configuration near the river
  • mouths is studied. - (PLK)
A numerical model computing distributions of horizontal components of flow velocity in shallow, tideless river mouths. Case study: mouth of River Schussen, an affluent to lake Constance
  • A numerical model computing distributions of horizontal components of flow velocity in shallow, tideless river mouths. Case study: mouth of River Schussen, an affluent to lake Constance
The fluvial process of the lower Yellow River and its extension of river mouth deposits.
  • The fluvial process of the lower Yellow River and its extension of river mouth deposits.
  • but on a big scale now. The extension of the river mouth is the direct cause of aggradation of the river bed above the point of estuary pivot, arising from large sediment load consequent to soil erosion in the upland areas. (TNC).
  • The old beds of the Yellow River can be found almost everywhere on the North China Plain. The cyclical process of the estuary development, namely, rerouting, extending, and rerouting again, is an epitome of the estuary development in the past
Coastal erosion in Northeast Ireland - Part I : sand beaches, dunes and river mouths
  • Coastal erosion in Northeast Ireland - Part I : sand beaches, dunes and river mouths
  • This paper reports on a detailed study of shoreline change at sixteen beach sites from the mouth of Lough Foyle (Magilligan) in Co. Londonderry to Larne in Co. Antrim.
Geomorphological evolution of selected mouth sections of the lower Vistula river tributaries in the late Glacial and Holocene
  • Geomorphological evolution of selected mouth sections of the lower Vistula river tributaries in the late Glacial and Holocene
Some new data on the sedimentary history of the mouth of the river Scheldt in International Colloquy on the Quaternary and Tertiary geology of the Southern Bight, North Sea. Collected abstracts. Oral presentations.
  • Some new data on the sedimentary history of the mouth of the river Scheldt in International Colloquy on the Quaternary and Tertiary geology of the Southern Bight, North Sea. Collected abstracts. Oral presentations.
Updrift river mouth migration on cuspate deltas : two examples from the coast of Tuscany (Italy)
  • Updrift river mouth migration on cuspate deltas : two examples from the coast of Tuscany (Italy)
Holocene valley aggradation driven by river mouth progradation : examples from Australia
  • Holocene valley aggradation driven by river mouth progradation : examples from Australia
  • The links between river mouth progradation and Holocene valley aggradation are examined with a model for the Macdonald and Tuross Rivers in south-eastern Australia. Both rivers have abandoned their main Holocene floodplains over the last 2000 years
Temporal and spatial evolution of coastline and subaqueous geomorphology in muddy coast of the Yellow River Delta
  • Temporal and spatial evolution of coastline and subaqueous geomorphology in muddy coast of the Yellow River Delta
  • in muddy coast of the Yellow River Delta is analyzed. The results show that ~68% of sediments were delivered by the Yellow River deposited around the river mouth and in the littoral area from 1953 to 2000. Coastline in different coasts had distinctive
  • changes in response to shifts of river course. Coastline was stable in the west of the Diaokou river mouth. Coastline from the east of the Diaokou river mouth to the north of the Gudong oilfield had experienced siltation, then serious erosion, and finally
  • kept stable with sea walls conservation. Generally, coastline of the survived river mouth of the Qingshuigou river course stretched seaward, whereas the south side of sand spit at the Qingshuigou old river mouth was eroded after the Yellow River
  • inpouring near the position at the Qing 8. The subaqueous geomorphology off the survived river mouth exhibited siltation from 1976 to 1996.
Pokles zatok a usti rek na Apeninském poloostrove. (The subsidence of bays and river mouths on the Apennine Peninsula)
  • Pokles zatok a usti rek na Apeninském poloostrove. (The subsidence of bays and river mouths on the Apennine Peninsula)
  • One of the results of intensive sinking of blocks on the Apennine Peninsula is the subsidence of ancient landing places of harbours. Relevelling have shown the sinking of the Po-delta, too. Drowned bays and river mouths seem to verify the fact
Dynamic morphology of small south-eastern Mediterranean river mouths : a conceptual model
  • Dynamic morphology of small south-eastern Mediterranean river mouths : a conceptual model
  • Aerial photography ; Coastal environment ; Coastal geomorphology ; Conceptual model ; Geographical information system ; Israel ; Mediterranean Sea ; River mouth ; Stream ; Time series ; Topography
  • This study examines the dynamic morphology of 7 river mouths along the Israeli Mediterranean coast. It offers a conceptual model aimed at generalizing and describing their spatial and temporal morphological patterns, and the environmental factors
  • incorporated into a homogenous database and subsequently applied in the investigation of the morphological patterns of these mouths, and the analysis of their influencing factors. River mouths in this study occur in 2 distinctive topographic settings with quite
  • influencing them. The study methodology comprised a detailed monitoring and mapping by GIS techniques, with quantitative data derived from historic aerial photographs, river discharge records, wave measurements, and a digital elevation model. These data were
  • distinctive behavior : barrier topography and funnel topography. It is concluded that the topographic setting of the beach is the primary influencing factor on the morphology of the mouths studied.
Holocene environmental change and river-mouth sedimentation in the Baie des Anges, French Riviera
  • Holocene environmental change and river-mouth sedimentation in the Baie des Anges, French Riviera
  • The AA. describe the depositional environments in the mouths and lower reaches of river valleys, with particular emphasis on the vertical and horizontal changes in the abundance of gravels. They interpret these changes as products of changes in sea
  • -level and in climate and stream flow conditions. The interpretations are derived from the study of the river mouths of three catchments, the Var, the Brague, and the Paillon.
Morphodynamic characteristics of the dextral diversion of the Yangtze River mouth, China: tidal and the Coriolis Force controls
  • Morphodynamic characteristics of the dextral diversion of the Yangtze River mouth, China: tidal and the Coriolis Force controls
  • China ; Delta ; Digital elevation model ; Earth surface processes ; Holocene ; River mouth ; Sediment transport ; Stream ; Suspended load ; Yangtze
  • This paper examines the morphological development of the Yangtze River mouth, which has been diverting southeasterly (dextrally), according to historical (150 years) chart-based digital evolution model and on-site measured tidal flow data. The AA
  • . reveal a significantly narrowing of the northern river mouth branch due to rapid siltation. Their data have further demonstrated that the ebb flow that dominates in the study area changes its direction gradually from east to southeast. The AA. examine
  • whether the Coriolis Force could explain the dextral diversion of the ebb flow and the altered morphodynamical processes. The Coriolis Force causes an offset in propagation of in-out flow directions at the river mouth area to form a slack water setting
The evolution pattern on the Yellow River delta system
  • The evolution pattern on the Yellow River delta system
  • mouth depositional forms and the diversion mode of the river's lower courses.
  • The Yellow River delta is a fluvial action dominating, highly constructive sedimentary system. The evolution pattern of the delta is closely related to the hydrologic features and the suspended sediment load of the Yellow River as well as the river
Tide-modulated hyperpycnal flows off the Huanghe (Yellow River) mouth, China
  • Tide-modulated hyperpycnal flows off the Huanghe (Yellow River) mouth, China
  • The paper describes hyperpycnal flows observed in situ off the Huanghe (Yellow River) mouth, their relationship to tidal cycles, and the mechanisms that drive them. Simultaneous observations at six mooring stations during a cruise off the Huanghe
  • mouth in the flood season of 1995 suggest that hyperpycnal flows observed at the river mouth are initiated by high concentrations of sediment input from river and modulated by tides. Hyperpycnal flows started near the end of ebb tides, when near-bottom
  • suspended sediment concentration (SSC) increased rapidly and salinity decreased drastically. The hyperpycnal flows have an important impact on both sediment dispersal and coastal morphology at the mouth of the Huanghe.
Changes in progradation rate of the tidal flats at the mouth of the Changjiang (Yangtze) River, China
  • Changes in progradation rate of the tidal flats at the mouth of the Changjiang (Yangtze) River, China
  • Progradation rates of tidal flats at the Chiangjiang River mouth, over different periods were examined, based on surveys and historical records. Results and discussion : long-term, medium-term and short-term evolution, future prospect of evolution
Het kwaliteitsprofiel van de Maas, 19-30 september 1982.. (The file of the water quality of the river Meuse, 19-30 September 1982)
  • Het kwaliteitsprofiel van de Maas, 19-30 september 1982.. (The file of the water quality of the river Meuse, 19-30 September 1982)
  • The results of the analysis of water samples taken from the river Meuse, from the source to the mouth over 860 km. Improvement of the water quality will be necessary. (AIS).