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An Update of Coastal Erosion in Puerto Rico - page 2 / 10

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Figure 2. Rates of shoreline change in Puerto Rico for the past 40 years.

If we look at the net changes of shoreline position, they are relatively slight (Figure 2). The immediate response to erosion in areas where property appears to be threatened is hard stabilization (Figure 3). This has created more problems that the original erosion event.

Figure 3. Hard stabilization by boulders south of Mayagüez.

The sites surveyed in this study and the prior publication are Arecibo, Punta Salinas, Isla Cabras and El Tuque (Figure 4). An additional site, Añasco has been added. The following discussion summarizes the shoreline changes since the prior study.

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