Dropped by
Configured rates, and the rate after the server’s drop multipliers
Phen 
Leaf Cat 
Mao Guai Observed drop rates per monster are on each monster’s page.
Used in
Recipes that take Fish Tail as a material or guide · all recipes
Sumptuous Feast Cooking · A cooking kit · Food level 7
Fish Tail × 10
Aloe Leaflet × 5
Mane × 10
Fresh Fish × 2
Pet Food × 10
Sweet Sauce × 1 
Level 7 Cookbook held
Sold by
NPC shops
No NPC sells this item