Nice video, great job.
Not that Norm needs my back-up but yes, the original Blacknosed Dace calls for three different colors of hair to resemble the real Blacknose Dace.
People tie, and make videos of their' own variations of flies all the time but to be accurate, if you want to be accurate, you would want to point out how your variation differs from the original.
You didn't ask for critique but we know you are eager to learn and do good stuff.
Nice vise too, your rotary is a true rotary. Good stuff.