Facultative spawning in lakes is an uncommon and notable behavior among catostomids and other fish species that typically spawn in streams. I describe what may be the first documented case of lake-spawning behavior by mountain suckers (Catostomus platyrhynchus).
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3 July 2018
Lacustrine Spawning by Mountain Suckers (Catostomus platyrhynchus) on Boulder Mountain, Utah
Martin C. Arostegui
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