I have the same issue in newest snapshot. I noted the coords of an ocean monument in 1.17 with datapack, and I know it generated the chunk at that time, and when I went there the other day there were no Guardians, only Elder Guardians.
I have the same issue in newest snapshot. I noted the coords of an ocean monument in 1.17 with datapack, and I know it generated the chunk at that time, and when I went there the other day there were no Guardians, only Elder Guardians.