Villain is 20/16/9 (3bet) over 51 hands. 0 relevant post flop stats or reads.

PokerStars - $0.10 NL (6 max) - Holdem - 6 players
Hand converted by PokerTracker 4

UTG: $21.93
Hero (MP): $10.00
CO: $10.99
BTN: $11.79
SB: $5.32
BB: $13.29

SB posts SB $0.05, BB posts BB $0.10

Pre Flop: (pot: $0.15) Hero has A 5

UTG raises to $0.30, Hero calls $0.30, fold, fold, fold, fold

Flop: ($0.75, 2 players) 2 8 8
UTG bets $0.45, Hero calls $0.45

Turn: ($1.65, 2 players) J
UTG checks, Hero checks

River: ($1.65, 2 players) 4
UTG bets $2.90, Hero ???

I'm interested to see what people read from villain's bet sizing on river.

I'm also interested to see if we can raise and get called by worse flushes or even hands like AJ.