While it's too early to tell, I wonder if there is some benefit to having both white and black crappie if you are going to have crappie at all.
Maybe they decimate each other's spawns which helps to minimize the stunting and "take-over" dangers.
Excerpt from Robert Crais' "The Monkey's Raincoat:"
"She took another microscopic bite of her sandwich, then pushed it away. Maybe she absorbed nutrients from her surroundings."
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