Can't say I am too fond of crocs, but I always thought that they were restricted pretty much to the head above water in deep water that everyone sees in video clips.

I thought if you are in a small boat, no problem---
Watch this video and see if you feel you are safe in your boat if the flattie wants to join you for a meal-YOU.

http://youtube.com/watch?v=36S_fvUt1V0&feature=related

Big crocs?

http://www.youtube.com/watch?v=ymkHLA4dyYM&NR=1

The more crocs I see the more I want to see them thinned out--alot!!