Tuesday, May 3, 2011

The Fluvial Systems and Coastal Landscapes

 Although Dominica is quite small in size, only 290 sq. miles, the island features 365 rivers of all shapes and sizes. All of these rivers are perennial and flow year round. All of the rivers are either carrying bedloads or dissolved loads.

The Roseau River is an example of bedloads. The sediment is transported along the bed of the river and is clearly visible on the sides and bottom of this river. (Source: www.cifuk.org) 

One of the many nameless streams in Dominica. This is an example of a meandering stream channel.  It is a single channel and features cut banks.
The Indian River is an example of dissolved loads. The water is very clear but you can see the chemically  dissolved sediments in the river bed.


Dominica has some of the most beautiful coastal landscapes: these landscapes were even filmed for the set of Pirates of the Caribbean. Since there are so many different environmental and weather factors that influence this island, it possesses so many different types of coastal landscapes. These include depositional, erosional, and biological landforms.   
Pointe Baptiste Beach is one of many depositional beach landscapes. (Source: www.bellecovevilla.com)  

A section of the northeast coast of Dominica is an excellent example of erosional  landforms. Since Dominica is very vulnerable to hurricanes and storms, there are many beautiful coastal landforms like this one. (Source: www.dominica-weekly.com)
Calibishie is another example of a depositional landscape, specifically a tombolo. There are many sea caves and arches in Calibishie as well (Source: www.caribbeantravelmag.com)


Sources: (www.adominicavirtual.com, www.visit-dominica.com, www.en.wikipidia.org, www.dominica.gov.dm)

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