Sea Lamprey Larvae in Hand (IMAGE)

U.S. Geological Survey

Sea Lamprey Larvae in Hand

Caption

This image shows sea lampreys in their larvae phase. Slower sea lamprey growth rates during the larval phase of development may increase the odds of sea lampreys becoming male, according to a USGS study. Sea lampreys are an invasive, parasitic species of fish damaging the Great Lakes.

Credit

R. McDaniels, Great Lakes Fishery Commission

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