If you look in the center of the photo you’ll see a portion of the substrate (the material at the bottom of the stream) is cleaned out. That’s the redd.
If you look in the center of the photo you’ll see a portion of the substrate (the material at the bottom of the stream) is cleaned out. That’s the redd.
If you look in the center of the photo you’ll see a portion of the substrate (the material at the bottom of the stream) is cleaned out. That’s the redd.