nl25sh Top pair against agression from unknown(most likely fish)

Posted 9 years, 3 months ago

Blinds: $0.10/$0.25 (6 Players) BN: $29.44 (Hero)
SB: $22.27
BB: $34.89
UTG: $25.00
MP: $25.00
CO: $40.34

bb nitty reg, sb 29/15 35h presumably fish

Preflop ($0.35) Hero is BN with A Q

3 folds, Hero raises to $0.50, SB calls $0.40, BB calls $0.25

Flop ($1.50) 3 A K

SB bets $0.71, BB folds, Hero calls $0.71

Turn ($2.92) 3 A K 5

SB bets $1.50, Hero calls $1.50

here I consider 2,5x raise and x behind some turns, but just called

River ($5.92) 3 A K 5 J

SB bets $4.75

pretty strange line, our bluffcather decent, can we find fold?