Little is known about the life history and habits, including the reproductive behavior, of Pimephales tenellus. I collected 182 individuals and transferred them into 10 aquaria; of these fish, 18 pairs spawned. Based on my aquarium observations, P. tenellus exhibited the egg-clustering strategy similar to the other species of Pimephales.
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1 March 2007
SPAWNING BEHAVIOR OF THE SLIM MINNOW, PIMEPHALES TENELLUS
Jeremy S. Tiemann
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