WETMAAP Technique 3
Trinity River Element 1
 

Technique 3:  Recognition of Wetland Change
Element 1:  Evaluate Habitat Change

Materials:

        Colored Habitat maps and overlays (attached together) from Skill 3, Element 1  

Exercise:  

        1. Use the Colored Habitat maps and overlays (attached together) from Skill 3, Element 1.

        2. List at least two differences observed:

            Note: Place a piece of white paper between the different colored habitat map layers to observe the difference between time period.  

1930 and 1956  

1. _________________________________ 

 

2. _________________________________

 

1956 and 1995  

1. _________________________________ 

 

2. _________________________________

 

1995 and 2004  

1. _________________________________ 

 

2. _________________________________

 


         3. Visually examine the colored habitat 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

1930-1956
                   

1956-1995
                   

1995-2004