NHL -- Calling more penalties won't fix the league's scoring issue

More whistles won't fix the real problem with scoring in the NHL. Len Redkoles/NHLI/Getty ImagesAs the debate over bigger nets rages on, one suggestion for increasing scoring seems to be gaining traction with a good percentage of hockey fans: Why can't the NHL just bring back the crackdown against clutch-and-grab hockey that worked so well in the aftermath of the 2005 lockout?

It's easy to see the appeal. Ordering the referees to simply call the game more strictly avoids the significant rule changes that so many fans are apparently desperate to avoid. And when it was last tried in 2005-06, it really did seem to work: scoring jumped by a full goal-per-game over the previous season, and that…