Re: NANFA-- KY collecting (long)

Bruce Stallsmith (
Wed, 24 Oct 2001 17:55:31 -0400

> > it turned out. The fish were in abundance, with at least 23 species
> > recorded. (Geoff, feel free to chime in if I forget any!) Here's the
> >
> > Black spotted topminnow
> > Black striped topminnow
>Notatus and olivaceous from the same site? Is that normal?
>Jackson, MS
It's not normal but it can happen. I would guess that they actually found
only one of the two species at a given site; the two species are imperfectly
separated in terms of physical markings. Olivaceus is usually much more
heavily spotted but that's often a relative measure. Notatus has a tendency
to be a more aggressive feeder which would usually exclude olivaceus in the
same area, even though olivaceus has been observed to grow larger in some

--Bruce Stallsmith
Huntsville, AL, US of A

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