Mason Dixon (PDF) for Ron Sachs Communications (5/14-18, registered voters for general, likely voters for primaries, April 2009 in parens).
Senate primary matchups:
Kendrick Meek (D): 26
Dan Gelber (D): 16
Undecided: 58
Charlie Crist (R): 53
Marco Rubio (R): 18
Undecided: 29
(MoE: ±6%)
Senate general election matchups:
Kendrick Meek (D): 24
Charlie Crist (R): 55
Undecided: 21
Dan Gelber (D): 22
Charlie Crist (R): 57
Undecided: 21
(MoE: ±4%)
Governor primary matchups:
Jeb Bush (R): 64
Bill McCollum (R): 13
Charles Bronson (R): 2
Undecided: 21
Bill McCollum (R): 39
Charles Bronson (R): 12
Undecided: 49
(MoE: ±6%)
Governor general election matchups:
Alex Sink (D): 34 (35)
Bill McCollum (R): 40 (36)
Undecided: 26 (29)
Alex Sink (D): 37
Charles Bronson (R): 29
Undecided: 34
Alex Sink (D): 34
Jeb Bush (R): 50
Undecided: 16
(MoE: ±4%)
The poll sample was 43D, 38R and 19I. I'm including the results of an early April Mason-Dixon poll as a trendline for the Sink-McCollum matchup, even though it was taken for a different client - the question wording was identical, and the sample size very similar.