Each pole has a limit on how rare a fish it can catch. See the table below:

Pole Cost Lvl Req. Rarest Catch
1st Degree Elaborare Fishing Rod 1s 1 Red Carp
2nd Degree Elaborare Fishing Rod 10s 11 Red Carp
3rd Degree Elaborare Fishing Rod 1g 21 Red Carp
4th Degree Elaborate Fishing Rod Green Carp x50 31 Five-Color Carp
5th Degree Elaborate Fishing Rod Green Carp x85 41 Five-Color Carp
6th Degree Elaborate Fishing Rod Blue Carp x20 51 Five-Color Carp
7th Degree Elaborate Fishing Rod Blue Carp x35 56 Lunia Gold Carp
8th Degree Elaborate Fishing Rod Red Carp x20 61 Lunia Gold Carp
9th Degree Elaborate Fishing Rod Five-Colored Carp x10 66Lunia GoldCarp

Note: The old fish (x Degree Fish) will not work for the quests. You need the fish without a degree label that can be caught with the new rods from the merchant.

- Rewards of Fishing -

At Fishing Master Hemingway you can turn in the fish you catch for some nice rewards.

Fish Amount
Reward
Brown Carp 250
Select from: Box with 20 Reagents, Coin Box, or Fortification Stone x50

Green Carp 250
Select from: Box with 50 Reagents, Beautiful Jewelry Box, Catalyst x50

Blue Carp 120
Select from: Dimly Shining Jewel x5, Box that contains stone of stats, Rare Lunia Gold Box

Red Carp 50
Select from: Rare Box 8, Dimly Shining Jewel x15, Shining Jewel x10

Five-Color Carp 20
Select from: Great Box 8, Brightly Shining Jewel x15, Cold Shining Jewel x10

Lunia Gold Carp 8
Select from: Great Box 9, Rare Box 9, Ancient Magic Item Box

Lunia Gold Carp 200
Get: Infinite Power Card (Skill Point +1), AND Waltonian's Title (Vit +32)

- Fishing Tips -

Planning on setting up fishing while you sleep? Using the High bait might not be the most cost effective way to go. Instead, get the Lowest Grade Bait and set it on x3 per cast. It will last just under 7 hours and cost 1/10 the price.