--Bruce Stallsmith
Huntsville, AL (way above tidal influence)
>I'm glad the subject of Rivulus marmoratus was brought up. I've been
>wondering about this fish for a while. The fact that they are the only
>Rivulus species found in the U.S. coupled with their unusual reproduction
>makes them unique indeed. Cool web page Bruce ; thanks for sharing! I'm
>wondering if these fish might be found to occur in freshwater using the
>techniques described in the web page. It states that they are "unknown in
>freshwater " , but I'm thinking that perhaps methods like seining which
>yield
>poor results with this species might have resulted in this conclusion, much
>like the perception of them being rare or of special concern. The fact that
>they can handle abrupt transitions from salt water to fresh in lab
>experiments and they are occasionally found in brackish water would seem to
>indicate that this is possible (could be an experiment for NANFA members in
>the vicinity of freshwater near the Florida coast).
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