When does the Going Merry die?

Going Merry collapsed under its own weight and was destroyed in episode 312 of the anime titled “Thank You Merry! The Sea of Separation in the Snow” based on the One Piece manga chapter 430, titled “A Light Snow of Reminiscence Falls”.

One Piece Confessions — The death of the Going Merry was incredibly sad

The Going Merry from One Piece (Looking for feedback) - Creations Feedback - Developer Forum

The Going marry death is overrated : r/OnePiece

Drawing #254 Going Merry - One Piece by AidanJA on DeviantArt

One Piece: The Klabautermann of Going Merry expained - Dexerto

Going Merry, One Piece Wiki

One Piece live-action director shares why that unnerving death was “fun” to shoot

One Piece: The Going Merry Is Proven to Be Sentient

Going Merry, One Piece Wiki