In the closing seconds of the game, as New England attempted to kneel out the clock, some shoving began along the line of scrimmage. A few moments later punches were thrown in the end zone.
All this, of course, came after Patriots cornerback Malcolm Butler's interception of Seahawks quarterback
Irvin, who was ejected for his part of the scuffle, received the largest fine, $10,000.
Bennett, Gronkowski and Hoomanawanui will pay $8,628 each for their roles in the fracas. Hoomanawanui was fined for unnecessary roughness, the others for striking an opponent late, the Associated Press said.
Gronkowski tried to play down his involvement when asked about the fight during an appearance on "Jimmy Kimmel Live" on Monday. Later on in the interview he admitted to "throwing some haymakers."