Aquatic vegetation is important to ecosystems, but overgrowth is also tied to low-light conditions and hypoxia.
Calcein-dyed crappie, allow fish to be caught, observed through a black light and released without losing the sample during population surveys
An attempt to jumpstart a stunted white crappie fishery on a Missouri reservoir hasn't panned out, according to a recent study from a state fish biologist. But some anglers are plenty happy with a major side effect...