The Jumping Fish inhabit the Snow Mountain regions of Pac-Land in Pac-Man World 2. It is found in 2 levels: Ice River Run and Blade Mountain. It can be destroyed by a flip kick but accurate timing is needed.
In Game Description
"The Jumping Fish is native to the cold waters of the snow mountain region. The Jumping Fish jump out of the water in an attempt to catch low flying birds and other small morsels that come across their water habitat."