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<p class="MsoNormal">If the fins can’t be kept frozen, I would say that storage in ethanol is the only reliable path in the long term. Even if they were completely dried out, which with cartilage is probably impossible, they would shrink enormously and eventually
crumble. If there’s even a little moisture in there, however, then the bacteria already in there will eventually flourish.
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<p class="MsoNormal" style="background:white"><b><span style="font-size:12.0pt;color:black">Paul Callomon MSc</span></b><span style="font-size:10.0pt;color:black"><br>
<i>Collection Manager, Malacology and General Invertebrates</i></span><span style="color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><b><span style="font-size:10.0pt;color:black">Academy of Natural Sciences of Drexel University, Philadelphia</span></b><b><span style="font-size:10.0pt;color:black"><o:p></o:p></span></b></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;color:black">1900 Benjamin Franklin Parkway, Philadelphia PA 19103-1195, USA<br>
<i><a href="mailto:prc44@drexel.edu"><span style="color:#0563C1">prc44@drexel.edu</span></a> Tel 215-405-5096 - Fax 215-299-1170</i></span><span style="font-size:12.0pt;color:black"><o:p></o:p></span></p>
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