Gonna need better pics.
I'd speculate grease-filled die.
hokiemojo said:do you have a "macro" option on your camera? hopefully i'm not suggesting something you already know, but that often yields the greatest improvement in clarity.
I've only found 1 2009-P nickel (CRH) and 1 2009-D nickel (change), so they aren't that common.
They seem to be plentiful in comparison here, I've got a roll +17 of the 2009-D (57 total).