About 80 percent of all life on Earth is found in the oceans, which cover 71 percent of the planet's surface. Take a look at how colorful life under the sea can be. Learn more about these popular crustaceans that some think of only as a meal. Find out the sizes that these sea creatures are capable of attaining.
Steps. 1  1. Place a dispenser down, and a wooden pressure plate in front of it. 2  2. Connect the dispenser and the pressure plate with redstone. 3  3. Invert the signal by using a solid block with a torch on the other side or on top of the block with redstone going into it.  4. Place a big stack of items in the dispenser.
1 from the output of a redstone repeater or redstone comparator. 2  from adjacent redstone dust. 3  The powering dust can be a level higher or lower, but with restrictions: 4  Redstone can be powered by redstone which is one level lower, or on an opaque block one level higher.