[jmalicki]

In California, it's because people (the state department of fish and wildlife) put the fish there.

You can even see their scheduled fish plantings online:

https://nrm.dfg.ca.gov/FishPlants/PublicPlantSearch

[pfdietz]

https://theonion.com/wildlife-officials-restock-lake-by-drop...

[jmalicki]

Also, TIL about the Antonov AN-2 ("Wait... that kind of looks like a Cessna Caravan, but is a biplane, and is a tail dragger... what sort of aircraft is that?")