I have at hand because the aspect ratio of the tug clips, so is it normal?
Yes.
How it works:
16:9 anamorphic import of MiniDV but then the quality is so bad right?
No..
Learn More:
Pixel Aspect Ratio / Picture aspect ratio ... at the premiere in 6.5 is described as the equalization process is unfortunately not in Premiere Pro.
... but to me it is so than it would be the visual quali bad?
... then you can clip to square pixels set;)