First-half goals from Stephen Dawson and David Worrall helped Bury climb into the League Two play-off race as Bournemouth passed up the chance to boost their own promotion hopes.
The second-placed Cherries went into the game at the Fitness First Stadium hoping to take advantage of leaders Rochdale's lay-off following the postponement of their home clash with Port Vale.
However, Dawson's ninth-minute opener and Worrall's strike six minutes before the break saw the visitors home and into sixth despite Brett Pitman's injury-time consolation strike.
Dagenham and Redbridge took the opportunity to close the gap on Bournemouth to six points with a 2-0 home win over Crewe.
Josh Scott's 35th-minute glancing header put the hosts in front, and when Danny Green made it 2-0 six minutes later, the points were safe.
Shrewsbury's hopes of climbing into the top three were dealt a blow when they were held to a 1-1 draw at 10-man Burton.
Chesterfield edged past Torquay to stay in the hunt for the play-off places in a tight encounter at the Recreation Ground. Loan signing Barry Conlon scored the game's only goal with 72 minutes gone to take his side into seventh place.
There was a precious victory for lowly Lincoln as they dragged themselves a little further clear of the battle for League Two survival with a dramatic 2-1 win.
Cheltenham will have been the happier after their bottom-of-the-table trip to Grimsby ended goalless draw.
On another frustrating day for the League Two clubs, only six games survived following a series of pitch inspections.
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