Zoological Journal of the Linnean Society. Trout six and seven is caught using a floating rig. In the bluestreak cleaner wrassewhere males have harems of up to ten females, if the male is removed the largest and most dominant female develops male-like behaviour and eventually testes. It could be there is just more space to spread out thus the chance of a fish running into your bait is slimmer. They usually are a lot more vigorous with their head shakes. The answer was invented by ingenious Hawaiian fishermen decades ago.
Pennant butterflyfish are just below the surface.
Hawaiian Fisherman In Vegas