diff --git a/mods/MAPGEN/mcl_structures/init.lua b/mods/MAPGEN/mcl_structures/init.lua
index f15072165..176c09acd 100644
--- a/mods/MAPGEN/mcl_structures/init.lua
+++ b/mods/MAPGEN/mcl_structures/init.lua
@@ -478,6 +478,7 @@ end
 dofile(modpath.."/api.lua")
 dofile(modpath.."/desert_temple.lua")
 dofile(modpath.."/jungle_temple.lua")
+dofile(modpath.."/ocean_ruins.lua")
 
 mcl_structures.register_structure("desert_well",{
 	place_on = {"group:sand"},
diff --git a/mods/MAPGEN/mcl_structures/ocean_ruins.lua b/mods/MAPGEN/mcl_structures/ocean_ruins.lua
new file mode 100644
index 000000000..53115d38f
--- /dev/null
+++ b/mods/MAPGEN/mcl_structures/ocean_ruins.lua
@@ -0,0 +1,104 @@
+local modname = minetest.get_current_modname()
+local S = minetest.get_translator(modname)
+local modpath = minetest.get_modpath(modname)
+local cold_oceans = {
+	"RoofedForest_ocean",
+	"BirchForestM_ocean",
+	"BirchForest_ocean",
+	"IcePlains_deep_ocean",
+	"ExtremeHillsM_deep_ocean",
+	"SunflowerPlains_ocean",
+	"MegaSpruceTaiga_deep_ocean",
+	"ExtremeHillsM_ocean",
+	"SunflowerPlains_deep_ocean",
+	"BirchForest_deep_ocean",
+	"IcePlainsSpikes_ocean",
+	"StoneBeach_ocean",
+	"ColdTaiga_deep_ocean",
+	"Forest_deep_ocean",
+	"FlowerForest_deep_ocean",
+	"MegaTaiga_ocean",
+	"StoneBeach_deep_ocean",
+	"IcePlainsSpikes_deep_ocean",
+	"ColdTaiga_ocean",
+	"ExtremeHills+_deep_ocean",
+	"ExtremeHills_ocean",
+	"Forest_ocean",
+	"MegaTaiga_deep_ocean",
+	"MegaSpruceTaiga_ocean",
+	"ExtremeHills+_ocean",
+	"RoofedForest_deep_ocean",
+	"IcePlains_ocean",
+	"FlowerForest_ocean",
+	"ExtremeHills_deep_ocean",
+	"Taiga_ocean",
+	"BirchForestM_deep_ocean",
+	"Taiga_deep_ocean",
+}
+local function ruins_placement_callback(pos, def, pr)
+	local hl = def.sidelen / 2
+	local p1 = vector.offset(pos,-hl,-hl,-hl)
+	local p2 = vector.offset(pos,hl,hl,hl)
+	local chests = minetest.find_nodes_in_area(p1, p2, "mcl_chests:chest_small")
+	for c=1, #chests do
+		local lootitems = mcl_loot.get_multi_loot({
+		{
+			stacks_min = 2,
+			stacks_max = 4,
+			items = {
+				{ itemstring = "mcl_core:coal_lump", weight = 25, amount_min = 1, amount_max=4 },
+				{ itemstring = "mcl_farming:wheat_item", weight = 25, amount_min = 2, amount_max=3 },
+				{ itemstring = "mcl_core:gold_nugget", weight = 25, amount_min = 1, amount_max=3 },
+				--{ itemstring = "mcl_maps:treasure_map", weight = 20, }, --FIXME Treasure map
+
+				{ itemstring = "mcl_books:book", weight = 10, func = function(stack, pr)
+					mcl_enchanting.enchant_uniform_randomly(stack, {"soul_speed"}, pr)
+				end },
+				{ itemstring = "mcl_fishing:fishing_rod_enchanted", weight = 20, func = function(stack, pr)
+					mcl_enchanting.enchant_uniform_randomly(stack, {"soul_speed"}, pr)
+				end  },
+				{ itemstring = "mcl_core:emerald", weight = 15, amount_min = 1, amount_max = 1 },
+				{ itemstring = "mcl_armor:chestplate_leather", weight = 15, amount_min = 1, amount_max = 1 },
+				{ itemstring = "mcl_core:apple_gold", weight = 20, },
+				{ itemstring = "mcl_armor:helmet_gold", weight = 15, amount_min = 1, amount_max = 1 },
+				{ itemstring = "mcl_core:gold_ingot", weight = 15, amount_min = 2, amount_max = 7 },
+				{ itemstring = "mcl_core:iron_ingot", weight = 15, amount_min = 1, amount_max = 5 },
+				{ itemstring = "mcl_core:apple_gold_enchanted", weight = 2, },
+			}
+		}}, pr)
+		mcl_structures.init_node_construct(chests[c])
+		local meta = minetest.get_meta(chests[c])
+		local inv = meta:get_inventory()
+		mcl_loot.fill_inventory(inv, "main", lootitems, pr)
+	end
+end
+
+mcl_structures.register_structure("cold_ocean_ruins",{
+	place_on = {"group:sand","mcl_core:gravel","mcl_core:dirt","mcl_core:clay","group:material_stone"},
+	spawn_by = {"mcl_core:water_source"},
+	num_spawn_by = 2,
+	noise_params = {
+		offset = 0,
+		scale = 0.0000812,
+		spread = {x = 250, y = 250, z = 250},
+		seed = 146315,
+		octaves = 3,
+		persist = -0.2,
+		flags = "absvalue",
+	},
+	flags = "place_center_x, place_center_z, force_placement",
+	solid_ground = true,
+	make_foundation = true,
+	y_offset = 0,
+	y_min = mcl_vars.mg_overworld_min,
+	y_max = 1,
+	biomes = cold_oceans,
+	chunk_probability = 64,
+	sidelen = 4,
+	filenames = {
+		modpath.."/schematics/mcl_structures_ocean_ruins_cold_1.mts",
+		modpath.."/schematics/mcl_structures_ocean_ruins_cold_2.mts",
+		modpath.."/schematics/mcl_structures_ocean_ruins_cold_3.mts",
+	},
+	after_place = ruins_placement_callback
+})
diff --git a/mods/MAPGEN/mcl_structures/schematics/mcl_structures_ocean_ruins_cold_1.mts b/mods/MAPGEN/mcl_structures/schematics/mcl_structures_ocean_ruins_cold_1.mts
new file mode 100644
index 000000000..1b2c8d1f3
Binary files /dev/null and b/mods/MAPGEN/mcl_structures/schematics/mcl_structures_ocean_ruins_cold_1.mts differ
diff --git a/mods/MAPGEN/mcl_structures/schematics/mcl_structures_ocean_ruins_cold_2.mts b/mods/MAPGEN/mcl_structures/schematics/mcl_structures_ocean_ruins_cold_2.mts
new file mode 100644
index 000000000..d7437d7ce
Binary files /dev/null and b/mods/MAPGEN/mcl_structures/schematics/mcl_structures_ocean_ruins_cold_2.mts differ
diff --git a/mods/MAPGEN/mcl_structures/schematics/mcl_structures_ocean_ruins_cold_3.mts b/mods/MAPGEN/mcl_structures/schematics/mcl_structures_ocean_ruins_cold_3.mts
new file mode 100644
index 000000000..67cb5c9ac
Binary files /dev/null and b/mods/MAPGEN/mcl_structures/schematics/mcl_structures_ocean_ruins_cold_3.mts differ