Hydroelectric power station

The video explains why salmon need ladders, focusing on the impact of hydroelectric power stations. It describes how these stations generate electricity using water and how dams can block salmon from swimming upstream to spawn. To help salmon overcome this obstacle, fish ladders are built, such as the one in Pitlochry, Scotland.

How does a hydroelectric power station produce electricity?

What is a reservoir and how is it related to hydroelectric power stations?

Explain the role of the turbine and generator in a hydroelectric power station.

What challenges do dams pose for salmon trying to spawn?

What is the main reason salmon need a ladder?