Depth ruler

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Depth ruler.

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These rulers are placed all around the park so that we can test the depth of the water and if there are patterns that it rises and drops.

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admin
created Depth ruler
on May 21st, 2009 at 2:23 PM
 

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Creative Commons Attribution-Noncommercial-Share Alike 3.0 New Zealand License
Depth ruler by admin is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 New Zealand License