LiveScience.com is reporting that an August, 2009 aggregation of whale sharks (Rhincodon typus) off the Yucatán Peninsula numbered up to 420 whale sharks within a 7 square-mile area. While this whale shark aggregation had previously been reported in the past, yesterday scientists announced that they had tallied the number of the animals to be an estimated 420.

For the full article on the recent whale shark report, check out LiveScience.com.