WETMAAP Skill 3
Cocodrie Element 4 

Skill 3:  Visual Recognition
Element 4: Comparison of Topographic Quadrangles

Materials:

            1957/1964/1980 1:24,000 scale Lake Quitman-Cocodrie Topographic Quadrangle

            1994 1:24,000 scale  Lake Quitman-Cocodrie Topographic Quadrangle

            ruler 

Exercise:

            1. Lay the 1957/1964/1980 Lake Quitman-Cocodrie Topographic Quadrangle and the 1994 Lake Quitman-Cocodrie Topographic Quadrangle in front of you. 

            2. The 1957/1964 Topographic maps were updated with 1980 aerial photography. How are the differences in features between the two dates shown the map? 

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            3. Recognize the differences between 1980 and 1994:

a) development at Cocodrie 

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b) marsh break-up 

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                     c) all channels 

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                    d) Houma Navigation Channel  

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