This is Mahalo Tiki's Skipper the Puffer Fish Mug. He was released in March of 2013 in this Pre-Order color and several others later.
Collector Gallery
Tiki Mug Design
The Skipper Puffer Fish Mug
in 9 collections
This mug is shaped like a puffer fish wearing a skipper's cap. It was sculpted and manufactured by Eekum Bookum (John Mulder). Available in a wide range of colors. Sold by Mahalo Tiki.