Jefferson Lake - What's on the Bottom? 

High altitude dive at Jefferson Lake in South Park, Colorado: 10,700'. Scuba divers encounter rainbow trout, brown trout, bullheads (?) and more! Watch as divers save an entangled fish!
0:30 Chironomid (trout in the background)
0:47 Rainbow trout
1:12 Trout rescue
2:28 Line clean up