1 Block{minecraft:water}[level=0]
2 Block{minecraft:gravel}
3 Block{minecraft:air}
4 Block{minecraft:tall_seagrass}[half=upper]
5 Block{minecraft:seagrass}
6 Block{minecraft:kelp}[age=21]
7 Block{minecraft:kelp}[age=23]
8 Block{minecraft:sand}
9 Block{minecraft:kelp}[age=22]
10 Block{minecraft:kelp}[age=20]
11 Block{minecraft:sandstone}
