The ocean monuments from the Release 1.8 Minecraft update introduce 4 new blocks (prismarine, prismarine bricks, dark prismarine, and sea lantern), 2 new mobs (guardians and elder guardians), and 2 new items (prismarine shards, prismarine crystals). You can use these items to craft 3 of the 4 new blocks.
What is a natural levee and how is it made? -Natural Levees are formed by the river in its process of flooding -A natural levee is formed by a deposit of sand or mud built up along, and sloping away from, either side of the flood plain of a river or stream.
Levee (natural): A low ridge or mound along a stream bank, formed by deposits left when floodwater slows down on leaving the channel. Meander: A bend or loop in a stream's course. Oxbow lake: A crescent-shaped body of water formed from a single loop that was cut off from a meandering stream.