Link: Ocean Tracks | Jump In

Required: Unity Plug In [Free download]

Ocean Tracks displays the tracks of selected marine animals tagged by the CSIRO and partner agencies.

Below the surface are lifelike animations of these amazing animals, from White Sharks patrolling Australia's southern coast to Southern Bluefin Tuna on their oceanic migrations.
A low-tech [less bandwidth heavy] version is also available on the website:

Link: Ocean Tracks | Whale shark