Here is the full list of all 12 SEGA Bass Fishing achievements.
You cleared ARCADE MODE.
You caught a bass that weighs more than 20 lbs.
You got a new lure in ARCADE MODE.
You got the 14th and final Lure by placing 1st in all 5 Stages of the Professional Tournament
You won the Amateur Tournament.
You won the Challenge Tournament.
You caught over 50 basses in ORIGINAL MODE by using Top Water lures.
You won all the stages in the Professional Tournament.
You caught a total of 500 basses.
You won the Professional Tournament.
You won the Masters Classic Tournament.
You caught over 30 Huge basses in ORIGINAL MODE.