Water logged stairs fighting over the z-indicies · Issue #97 · BlueMap- Minecraft/BlueMap · GitHub

There seems to be z-fighting occuring in waterlogged stairs. I'm not entirely sure this is exclusive to waterlogged stairs. Might happen with waterlogged slabs as well since they can also occupy a block edge.

Waterlogging – Minecraft Wiki

Minecraft FTB OceanBlock IT'S RAINING XP & SINGULARITY CRAFTING! #33 [Modded Questing Skyblock]

Blue Water Inn Map - Grid / Gridless - 30x20 : r/battlemaps

Remove black horizon · Issue #107 · BlueMap-Minecraft/BlueMap · GitHub

1.18.1] Extreme visual artifacts [Possible workaround in the comments] · Issue #2556 · Creators-of-Create/Create · GitHub

Archives – CSS Weekly

No tile-updates are being detected / scheduled · Issue #162 · BlueMap- Minecraft/BlueMap · GitHub

Dynmap not rendering pre Spigot 1.8 blocks on Beastnode server · Issue #1703 · webbukkit/dynmap · GitHub

Large bodies of water appear with 'phantom artifacts' in both render distances · Issue #110 · BlueMap-Minecraft/BlueMap · GitHub