Are there any ecological impacts from the dam and power plant system in Idaho Falls, especially relating to fish movement across the concrete barrier at the Broadway Bridge?

Great question about dams!   While dams change the ecological makeup of any river that they are placed in, their biggest impact for fish comes in relation to movement.  Unless a dam is specifically built to allow fish to move both downstream and upstream, it becomes a barrier.  To some fish this is more critical than…

I noticed this week (October 8th), that though the water of the South Fork in the Ririe area is clear, there are huge clumps of algae in the water and covering the rocks. I’ve never noticed this much algae before. Is there a reason?

Question answered by Gregg Losinski, Environmental Science Educator This is a great question based on an interesting observation. Like many great questions, the answer may not be a simple one. Without knowing what exactly was being observed it is hard to give a definitive answer, but the potential answers are all possible. The most important…