The following are known Action Replay Codes for Rapala Pro Bass Fishing on Nintendo DS (NDS).

Game ID: B4RE-C55dB019

Freeze Timer at 15:00 (Hold L+R to End)
a4000130 fcff0000
12084cac 0000d2f0
d2000000 00000000
94000130 fcff0000
82084cac 0000000f
12084cac 0000000f
d2000000 00000000

Infinite Cash
120829b4 00002710

Quick Level Up
220829b0 000000ff