WETMAAP Technique 3
La Parguera, Puerto Rico - Element 1
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Technique 3: Recognition of Wetland Change
Element 1: Evaluate Land Cover Change
Materials:
1936 Land Cover Map
1991 Land Cover Map
2004 Land Cover Map
Exercise:
1. Use the Land Cover maps, placing them side by side in front of you.
2. List at least two differences observed:
| 1936 and 1991 | 1. 2. |
| 1991 and 2004 | 1. 2. |
3. Visually examine the land cover maps to determine if the following habitats increased or decreased between each time period. Write increase, decrease, or stayed the same in the boxes.
| Time periods |
Fresh Open water | Flats & Beaches | Fresh Marsh | Forested Wetlands | Wetland Scrub-shrub | Upland Forested | Upland Scrub-shrub | Urban | Agriculture | Range | Reefs |
| 1936-1991 | |||||||||||
| 1991-2004 |