Beach and Dune Restoration by Karl F. Nordstrom

By Karl F. Nordstrom

This ebook analyzes the tradeoffs all for restoring shorelines and dunes on intensively constructed coasts, the best ways to exploit, and the how one can train and contain stakeholders. It identifies recovery options that improve average methods and make coastal landforms extra dynamic whereas conserving their price for shore security. as well as ecological values, the concept that of recovery is improved to incorporate actual, financial, social and moral ideas. Compromise administration suggestions are urged to deal with the desires of alternative person teams, together with municipal managers and person homeowners. The technique of overcoming inertia or antagonism to environmentally pleasant activities also are mentioned. The e-book is written for coastal scientists, engineers, planners and executives, and serves as an invaluable supplementary reference textual content for classes in coastal administration, ecology and environmental ethics.

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Many hard-substrate organisms are sessile and cannot burrow up through the sediment overburden (Nelson 1989). Burial creates an entirely different kind of substrate, so confining operations to times when fish populations are low does not reduce the impact to populations that would have returned to the hard substrate. Abundance of organisms on hard bottoms can greatly exceed nearby sandy bottoms, and these areas can support thriving recreational fisheries. Since virtually nothing is known about the tolerance of members of the hard bottom community to stresses associated with beach nourishment, a more cautious approach is suggested than on sandy-bottom communities (Nelson 1989).

Hard bottom habitat is more rare than sandy bottom, making it difficult for species to find. Many hard-substrate organisms are sessile and cannot burrow up through the sediment overburden (Nelson 1989). Burial creates an entirely different kind of substrate, so confining operations to times when fish populations are low does not reduce the impact to populations that would have returned to the hard substrate. Abundance of organisms on hard bottoms can greatly exceed nearby sandy bottoms, and these areas can support thriving recreational fisheries.

2007), and beach width, slope, and elevation are important in nest site selection by sea turtles (Wood and Bjorndal 2000). The morphology of a nourished beach can have a pronounced effect on vegetation as well. Colonization can be relatively slow where the post-nourishment profile is low and flat, contributing to continuous salt spray, dessicating effects of the wind, and inundation from storm overwash that can uproot germinating seedlings or kill salt-water intolerant species (Looney and Gibson 1993; Gibson and Looney 1994).

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