For the intro that you can find in the videoclip:
-3--5--3--5--3--5-------------|
-2--4--2--4--2--4--3--5--3--5-|
-0--0--0--0--0--0--2--4--2--4-|
-0--0--0--0--0--0--0--0--0--0-|
------------------------------|
------------------------------|
[ Tab from: http://www.guitaretab.com/s/swim-deep/353062.html ]
the finger picking pattern is easy to pick up when you listen to the song.
The rest of the song:
~ means that is played two times
-3--0---~--0-0---~|
-2--3---~--2-2---~|
-0--2--0~--3-2--0~|
-0--0--2~--0-0--2~|
-3--3--3~--3-3--3~|
-x--x--x~--x-x--x~|
