Aerial view of the <a href="https://en.wikipedia.org/wiki/Bozeman_National_Fish_Hatchery" class="extiw" title="w:Bozeman National Fish Hatchery">Bozeman Fish Technology Center</a>
U.S. Government (Fish and Wildlife Service)
<a rel="nofollow" class="external text" href="https://library.fws.gov/Pubs9/fish_tech_dir02.pdf">Bozeman Fish Technology Center, US FWS</a>