Sonar Imagery of bedform movies

Here are the movies from the sonars on our quadpods. I added two new ones with 2-axis pencil beam rotary sonar imagery overlaid on top of the sidescan data to show some actual elevations of the bedforms in a limited region under the frame. And here are the locations of the frames and some boat mounted sidescan:  

Sidescan Imagery

In preparation for our quadpod deployement I conducted a quick sidescan survey of the old channel out my pod1 site and the new channel out to my pod2 site. Here is one spot in the newly dredged channel near WHOI (Elgar&Raubenhiemer’s) site 07. KMZ’s with the complete data set can be downloaded here: Follow the links to pre-deployement survey. … Read More