What are the effects of the Lure and Luck of the Sea fishing pole enchantments, and how much does each higher level of the enchantments improve the effect?

3 Answers

From the MC Wiki

Luck of the Sea:

Decreases odds of catching worthless junk 

Lowers chance of "junk" catches by 2.5% per level and increases chance of "treasure" catches by 1% per level.

In 1.9: Lowers chance of Junk and Increases chance of treasure by 2% per level. Reduces chance of fish by 0.15% per level.

Lure

Increases rate of fish biting your hook 

Decreases time before fish bite your hook by 5 seconds per level. Also decreases chances of both "junk" and "treasure" catches by 1% per level.

In 1.9: no longer affects loot tables. There is no change in junk and treasure chances.

2

easy version

  • luck of sea: lowers chance of junk

  • lure: makes fish bite more often

On a fishing pole the lure enchantment book makes it easier to get fish.

On a fishing pole the luck of the sea enchantment book decreases the % of getting stupid junk like name tags and saddles.

3