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Dear Christian,

I am myself not involved with swimming tests but I know a colleague of mine
had problems with fish sticking to the side of the tanks where the flow
rate is substantially lower. If you want I can provide you with his email
address.

Greetings Richard

  At 13:34 15/06/04 +0200, you wrote:
> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><>
>If you reply to this message, it will go to all FISH-SCI members.
> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><>
>
>The test is designed to measure their critical swimming speed. So it might
>rather be the pelagic swimming speed.
>
>
>----------------------------------------------------------------------------
>-------------------
>Christian Tudorache
>
>Laboratory for Ecophysiology, Biochemistry and Toxicology
>Department of Biology
>University of Antwerp
>Groenenborgerlaan 171
>2020 Antwerp
>Belgium
>
>tel. +32 (0)3/265.32.32
>fax. +32 (0)3/265.34.97
>
>e-mail : [log in to unmask]
>website : www.ecotox.be
>
>----- Original Message -----
>From: "William Beaumont" <[log in to unmask]>
>To: <[log in to unmask]>
>Sent: Tuesday, June 15, 2004 1:05 PM
>Subject: Re: Bullhead
>
>
> > ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><>
> > If you reply to this message, it will go to all FISH-SCI members.
> > ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><> ><>
> >
> > An interesting problem relevant to all benthic fish. But I guess it
> > depends if you wish to measure their pelagic swimming speed or the
> > current speed they can endure in their natural benthic habitat. The
> > latter will also vary depending on the bed roughness.
> >
> > ><>  ><>  ><>  ><>  ><>  ><>  ><>  ><>
> >
> > W R C Beaumont
> > Centre for Ecology & Hydrology Dorset
> > Winfrith Technology Centre
> > Winfrith Newburgh
> > Dorchester
> > Dorset DT2 8ZD
> > United Kingdom
> > Tel: 01305 213500
> > Direct line: 01305 213578
> > e-mail:[log in to unmask]
> > www.ceh.ac.uk
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------------------------------------------------------------------------------------------------
ir. J.C.F. van Heeswijk,
Integrative Zoology, Institute of Biology, Leiden University,
Kaiserstraat 63, 2300 RA, Leiden, the Netherlands,
tel: +31-(0)71-5274955 fax: +31-(0)71-5274900
e-mail: [log in to unmask]
http://www.fishbiology.net
------------------------------------------------------------------------------------------------

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