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Tag: Gill Lice

The content below has been tagged with the term “Gill Lice.”


  • A colorful yellow and red trout covered in small black spots.
    Information icon A wildlife biologist holds a rainbow trout. Photo by Mark Lisac, USFWS.

    Gill lice in North Carolina

    August 17, 2015 | 2 minute read

    Transcript Greetings and welcome to the Southern Appalachian Creature Feature. Fresh off of discovering whirling disease for the first time in North Carolina, fisheries biologists with the N.C. Wildlife Resources Commission recently confirmed gill lice on rainbow trout in three North Carolina streams. Gill lice—which are actually tiny, white crustaceans—attach to a fish’s gill, which can inhibit the fish’s ability to breathe. While most fish are able to tolerate a moderate infestation of gill lice, some fish, particularly those suffering from other stressors like drought or high water temperatures, can succumb.  Learn more...

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