steal Q9, flop bottom two vs fish

turn here
ok, i was going to discuss the turn in another thread but it creates clutter so i'll copy the posts that were made there before it got locked across to here:

Stacks:
UTG ($25) 100bb
UTG+1 ($25) 100bb
MP1 ($1.63) 7bb
daven (MP2) ($31.27) 125bb
CO ($25) 100bb
BTN ($25.68) 103bb
SB ($22.81) 91bb
BB ($10.26) 41bb

Pre-Flop: ($0.35, 8 players) daven is MP2
3 folds, daven raises to $0.85, 1 fold, BTN calls $0.85, SB calls $0.75, 1 fold

Flop: ($2.80, 3 players)
SB checks, daven bets $2.20, BTN folds, SB calls $2.20

Turn: ($7.20, 2 players)
SB checks, daven bets $???