"The Sweet Ranchfish! Lives in the swamp. Fond of rivers that meander through grasslands. Adores ranch melodies."
Swamp Fishing Hole Poster description

Sweet Ranchfish is a species of Fish native to Termina that appears in The Legend of Zelda: Majora's Mask 3D.

Spoiler warning: Plot or ending details follow.

It can be caught on the small pond on the west side of the bridge in the Swamp Fishing Hole between 6 AM to 3 PM. Epona's Song must be played order to get it to bite.

Spoiler warning: Spoilers end here.