The following walk reports may include locations subject to restricted access. It may not be open to the public and you would not be authorised to visit the location without approval of the landowner. Our walking groups obtain permission where required for these walks.
The waters around Isla Holbox off Mexicos Yucatán Peninsula teem with plankton, a feast for giant whale sharks—10-meter giants that gather by the hundreds from June through September. These super-sized, but toothless filter feeders are the core of a local tourism industry, but over-development could threaten this delicate balance. Dr. Sylvia Earle narrates. Kip Evans - Producer and Director of Photography. 2010 Blue Ocean Film Festival non-broadcast winning Film.