diff --git a/engine/src/worlds/collections/volcanic_world/biomes.json b/engine/src/worlds/collections/volcanic_world/biomes.json
deleted file mode 100644
index 8ffe5e4d..00000000
--- a/engine/src/worlds/collections/volcanic_world/biomes.json
+++ /dev/null
@@ -1,61 +0,0 @@
-{
-  "collection": "volcanic_world",
-  "biomes": [
-    {
-      "id": "volcanic_plains",
-      "name": "Volcanic Plains",
-      "color": [0.25, 0.18, 0.14],
-      "category": "volcanic",
-      "tags": ["is_dry"],
-      "temp_range": [0.6, 1.0],
-      "moisture_range": [0.0, 0.15],
-      "quality_range": [1, 3],
-      "flora_climax": { "canopy": 0.0, "undergrowth": 0.0, "fungi": 0.0 },
-      "fauna_capacity": 0,
-      "substrate_types": ["basalt", "regolith"],
-      "food_web_tier": "none"
-    },
-    {
-      "id": "lava_field",
-      "name": "Lava Field",
-      "color": [0.70, 0.15, 0.05],
-      "category": "volcanic",
-      "tags": ["is_volcanic", "is_dry"],
-      "temp_range": [0.88, 1.0],
-      "moisture_range": [0.0, 0.05],
-      "quality_range": [1, 2],
-      "flora_climax": { "canopy": 0.0, "undergrowth": 0.0, "fungi": 0.0 },
-      "fauna_capacity": 0,
-      "substrate_types": ["lava", "basalt"],
-      "food_web_tier": "none"
-    },
-    {
-      "id": "caldera",
-      "name": "Caldera",
-      "color": [0.45, 0.10, 0.08],
-      "category": "volcanic",
-      "tags": ["is_elevated", "is_volcanic"],
-      "temp_range": [0.75, 1.0],
-      "moisture_range": [0.0, 0.1],
-      "quality_range": [1, 3],
-      "flora_climax": { "canopy": 0.0, "undergrowth": 0.0, "fungi": 0.0 },
-      "fauna_capacity": 0,
-      "substrate_types": ["volcanic_rock", "basalt"],
-      "food_web_tier": "none"
-    },
-    {
-      "id": "basalt_highland",
-      "name": "Basalt Highland",
-      "color": [0.30, 0.25, 0.22],
-      "category": "volcanic",
-      "tags": ["is_elevated", "is_dry"],
-      "temp_range": [0.5, 1.0],
-      "moisture_range": [0.0, 0.1],
-      "quality_range": [1, 3],
-      "flora_climax": { "canopy": 0.0, "undergrowth": 0.0, "fungi": 0.0 },
-      "fauna_capacity": 0,
-      "substrate_types": ["basalt", "highland_basalt"],
-      "food_web_tier": "none"
-    }
-  ]
-}