bet missed flush?

[anacardo]

Is checking the river after I missed the flush the right move? My read on the guy to this point was loose/aggressive, though I reconsidered after this hand.

PokerStars Game #1578985892: Hold'em No Limit ($2/$4) - 2005/04/24 - 17:28:37 (ET)
Table 'Legia' Seat #5 is the button
Seat 1: Lighthand ($1025.90 in chips)
Seat 2: Manstheman ($151.05 in chips)
Seat 3: NoChance72 ($66.60 in chips)
Seat 4: HERO($312.40 in chips)
Seat 5: Joe V3 ($412.20 in chips)
Seat 6: 1thekid ($296 in chips)
Seat 7: VILLAIN($379.65 in chips)
Seat 8: bloch7 ($322.20 in chips)
Seat 9: dlkred ($543.65 in chips)
*** HOLE CARDS ***
Dealt to HERO [7s 6s]
bloch7: folds
dlkred: folds
Lighthand: folds
Manstheman: folds
NoChance72: folds
HERO: calls $4
Joe V3: folds
1thekid: folds
VILLAIN: checks
*** FLOP *** [Qs Js 4c]
VILLAIN: bets $8
HERO: calls $8
*** TURN *** [Qs Js 4c] [2c]
VILLAIN: checks
HERO: bets $20
Senor_Sock: calls $20
*** RIVER *** [Qs Js 4c 2c] [3h]
VILLAIN: checks
HERO: checks