Out of line or standard?

[asdf1234]

First hand at table, no previous information on this opponent.

Party Poker 2/4 Hold'em (10 handed) converter (http://www.selachian.com/tools/bisonconverter/hhconverter.cgi)

Preflop: Hero is BB with 3/images/graemlins/spade.gif, J/images/graemlins/spade.gif.
UTG folds, UTG+1 folds, UTG+2 folds, MP1 calls, MP2 folds, MP3 folds, CO calls, Button calls, SB folds, Hero checks.

Flop: (4.50 SB) 3/images/graemlins/diamond.gif, 6/images/graemlins/spade.gif, 8/images/graemlins/spade.gif <font color="#0000FF">(4 players)</font>
<font color="#CC3333">Hero bets</font>, MP1 folds, <font color="#CC3333">CO raises</font>, Button folds, <font color="#CC3333">Hero 3-bets</font>, CO calls.

Turn: (5.25 BB) A/images/graemlins/club.gif <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets</font>, CO calls.

River: (7.25 BB) A/images/graemlins/diamond.gif <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets</font>, CO calls.

Final Pot: 9.25 BB

LAGgy or OK?

[Avatar]

I think I'm check/folding the river.
The turn bet is ok but you have to give up after he calls it. If he calls with his 8x when there is 1 ace, he will definately call when there is two.

Pot is not that big..check/fold.