John Wullschleger
 
>Rest assured, your specimens will be perfectly OK as vouchers. Just thaw them
>out in water if they need a bit of rehydration. We routinely fix long-frozen
>specimens intended for permanent museum preservation in formalin (75% ethanol
>would also be satisfactory).
 
 
 
 
 
 
 
        Can anyone tell me whether fish that have been frozen at
>         -70 C for up to a year and a half can be transferred to
>         alchohol or formalin and used as reference specimens?  I am
>         concerned that they might be damaged by freezing to the point
>         that they are not recognizable or at least not in good
>         enough condition to be useful.  The species in question is
>         northern clingfish (Gobbiesox maeandricus), which is
>         typically found on the undersides of ledges in the intertidal
>         zone of the Pacific Coast.
>
>         Thanks in advance.
>
>         John Wullschleger
 
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H.J. Walker,Jr.
Scripps Institution of Oceanography
Univ. California, San Diego  0208
La Jolla, CA   92093-0208   USA      [log in to unmask]
phone 619-534-2199     FAX 619-534-5306