[boren]

The Benbo range of tripods use reverse legs, so you can submerge the length of a leg in mud/sand/water. Their main column can be moved to any angle and the legs can spread any degree, up to complete parallel to the ground. See this post for more info:

 

http://macrocam.blogspot.com/2013/09/benbo-tripod.html

 

Their shortest version is the the Benbo Mini which seems perfect for what you're looking for:



http://www.bhphotovideo.com/c/product/24...ripod.html