[salawat]

I have issues with comprehending how that wasn't factored in from the start.

Then I remind myself most of humanity history is characterized by a marked tendency toward anthropocentrism, and I cease being surprised.

What surprises me now even more was that there were designs for fish ladders even as far back as the 19th century.

[xbar]

Studying fish habits when building dams is an ancient practice.

My guess: a political, hasty, rush to success to curry favor and clout drove bad decisions regarding a massive government project. Is that not the way of public bureaucracy, universally?