WETMAAP Skill 1
Avery and Weeks Islands: Element 5

Skill 1: Map Use
Element 5: Use of Landsat Thematic Satellite Mapper Image

 Materials:         
            1993          Landsat Thematic Mapper Satellite Image 
            1995          Color infrared aerial photograph   
            1963/80    1:24,000 scale Delcambre Topographic Quadrangle            
            1:100,000 scale Morgan City topographic map     
            magnifying glass

Exercises:
1.          Identify on the satellite image:
                  a.    Bayou Teche
                  b.    Atchafalaya Basin
                  c.    Agriculture, water, marsh, forest
                  d.    Five Island Salt Dome
                  e.    Wax Lake Outlet Delta

 2.          Using the 1:24,000 scale map and the 1995 aerial photograph locate:
                 a.    Avery Island
                  b.    Hayes Pond
                  c.    Tabasco Buildings   

3.         Using the 1:100,000 scale map and the 1995 aerial photograph locate:
                  a.    Avery Island
                  b.    Hayes Pond
                  c.    Tabasco Buildings

 4.          Using the satellite image and the 1:100,000 scale map locate on the satellite image:
a.   Avery Island
b.    Hayes Pond

 5.          Using the satellite image and the 1995 aerial photograph locate:
a.   Marsh and forested areas
b.    Willow Pond
c.    Tabasco Fields
d.    Highway onto the Island

6.         What would you suggest about the information that you are able to visualize between the various maps, the 1995 aerial photograph, and the satellite image:

            which shows the greatest detail?                         ____________________________

            which shows the least detail?                              ____________________________

            which shows the greatest area?                          ____________________________

            which shows the smallest area?                          ____________________________   

            which shows the landscape in its true colors?     ____________________________

 7.          What is the scale of the satellite image?  _________________________________