> They wrote: "We suspect the Pickering Creek population was inaugurated by
> man, but have not as yet gained the necessary information (if extant)
> regarding the presumed age of the population and the time(s) of
> introduction(s) of host fish suitable for larval parasitism by Anodonta
> imbecillis."

U. imbecilis is able to develop without a host fish or on practically
any aquatic vertebrate with gills (fish or amphibian), so any stocking
activity could spread it, as could transportation of either infested
hosts or adult mussels for bait.


--
Dr. David Campbell
425 Scientific Collections
University of Alabama
"I think of my happy condition, surrounded by acres of clams"

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