Is Otter About to Have a Great Scratch or Is His Fur Just That Interesting?

Thanks to Erik, who writes:

Many people don't know that river otters can often be found in the ocean, especially in river estuaries. We have a family group of about 12 individuals which live in and around the float homes, boat docks and dock piling of our marinas.

[Cowichan Bay, British Columbia, Canada]