{
  "feature": "arboria:fallen_tree/underwater/oak",
  "placement": [
    {
      "chance": 3,
      "type": "minecraft:rarity_filter"
    },
    {
      "xz_spread": {
        "type": "minecraft:uniform",
        "min_inclusive": 3,
        "max_inclusive": 12
      },
      "y_spread": 0,
      "type": "minecraft:random_offset"
    },
    {
      "heightmap": "OCEAN_FLOOR",
      "type": "minecraft:heightmap"
    },
    {
      "max_water_depth": 7,
      "type": "minecraft:surface_water_depth_filter"
    },
    {
      "predicate": {
        "fluids": [
          "minecraft:water",
          "minecraft:flowing_water"
        ],
        "type": "minecraft:matching_fluids"
      },
      "type": "minecraft:block_predicate_filter"
    },
    {
      "type": "minecraft:biome"
    }
  ]
}