Nautilus Shell Item. Shell Texture by RandomLegoBrick.

mods/ITEMS/mcl_fishing/init.lua

@@ -111,6 +111,7 @@ local fish = function(itemstack, player, pointed_thing)
 										{ itemstring = "mcl_mobs:nametag", },
 										{ itemstring = "mcl_mobitems:saddle", },
 										{ itemstring = "mcl_flowers:waterlily", },
+										{ itemstring = "mcl_mobitems:nautilus_shell", },
 									},
 									stacks_min = 1,
 									stacks_max = 1,

mods/ITEMS/mcl_mobitems/init.lua

@@ -327,6 +327,15 @@ minetest.register_tool("mcl_mobitems:carrot_on_a_stick", {
 	_mcl_toollike_wield = true,
 })
 
+minetest.register_craftitem("mcl_mobitems:nautilus_shell", {
+	description = S("Nautilus Shell"),
+	_tt_help = S("Used to craft a conduit"),
+	_doc_items_longdesc = S("The Nautilus Shell is used to craft a conduit. They can be obtained by fishing or killing a drowned that is wielding a shell."),
+	inventory_image = "mcl_mobitems_nautilus_shell.png",
+	groups = { craftitem=1 },
+	stack_max = 64,
+})
+
 local horse_armor_use = S("Place it on a horse to put on the horse armor. Donkeys and mules can't wear horse armor.")
 
 minetest.register_craftitem("mcl_mobitems:iron_horse_armor", {

mods/ITEMS/mcl_mobitems/locale/template.txt

@@ -93,6 +93,10 @@ A carrot on a stick can be used on saddled pigs to ride them.=
 
 Place it on a saddled pig to mount it. You can now ride the pig like a horse. Pigs will also walk towards you when you just wield the carrot on a stick.=
 
+Nautilus Shell=
+Used to craft a conduit=
+The Nautilus Shell is used to craft a conduit. They can be obtained by fishing or killing a drowned that is wielding a shell.=
+
 Iron Horse Armor=
 Iron horse armor can be worn by horses to increase their protection from harm a bit.=
 Golden Horse Armor=