What do fish do when you’re not looking?

Our koi tend to be an unfriendly lot. They’re not the koi that swarms towards someone feeding them. I used to think that they just needed to get used to the feeder so I would stand out there for long periods of time. Eventually, I came to the conclusion that they are skittish and wary of people. It’s probably a good thing since you don’t want koi swimming towards a raccoon. I recently spoke to someone about their unfriendly behavior and he thought that I might have a group that is predominantly male since they tend to be less friendly. All I know is that when the koi think that no one is around, they swim around the surface and seem to be enjoying themselves. Here’s a photo I took from the roof of my house – plenty of activity going on when they think no one can see them… Image