Sounds like given where you were and the water as you described, you should've been asking him what HE was doing. I have a lot of respect for law enforcement, but I've run across more than a few that have some type of "authority complex."
Oh well.
Three-fourths of the Earth's surface is water, and one-fourth is land. It is quite clear that the good Lord intended us to spend triple the amount of time fishing as taking care of the lawn.