If a stronghold generates under an ocean, it can have floating water inside it. The photo attached is of the seed 1839945829 and the stronghold is located at 1035 50 -2194.
MCPE-118808
If strongholds generate in the ocean they generate floating water inside
Open
5
(Unassigned)
356508
Confirmed
Windows
Windows 10 (Latest)
world-generation
1.16.210.61 Beta, 1.16.201 Hotfix, 1.16.221 Hotfix
Retrieved
Confirmed in Java 1.20.1
Seed: 13726865599992221301
Coordinates: -1450, 42, -251