Northwest of Gumpas Pond - Pelham NH

I drove up to New Hampshire, parked at the end of Growing Rd and walked northwest until I got to rock piles. There was a difficult beaver dam crossing on the way in, and a one-foot-in-the-water solution on the way out, but there does not seem to be too much to say about the rock pile site...another dot on the map:

The piles deserve some description. They were low and badly settled:

There were some highlights:

 

and some more substantial piles - that hinted of the rectangular, although small:

 

 

I thought  mainly the reason the site was where it was, was because of being just at the edge of the water, which, in this case I think is Musquash Brook:

But the piles were only on this last flat slope down to the water. There were none a few feet back. 
Here was an interesting feature:

 

Turtles on turtles, a feat of strength, something else?