The prawn appeared on the first coinage issue in 1972. The same reverse design also appears on KM27, 88, 88a, 132.
Learn more about prawns HERE.
All coin images in Daniel's Coin Zoo are from my personal collection. I collect, research, and personally photograph every coin displayed on this site. PLEASE do not take my images without permission. If you would like to use any coin image you see, just ask me. Thank you.