Megan and I did the walking tour at the Warm Springs Natural Area near Moapa, Nevada yesterday. Here is an article I posted on LLV about what we saw:
An Astounding Oasis in the Desert: Warm Springs Natural Area
The walking trail has a cut-out where you can see these relatively rare fish swim by
The clarity of the water is astounding. This is probably about 10 feet deep.
https://youtu.be/hd195JIx_uE
A video of the Moapa White River springfish, and the Moapa dace hunting for snails