[Avodah] kosher watermelons

[Michael Kopinsky]

On 7/20/07, Micha Berger <micha at aishdas.org> wrote:
>
> On Thu, July 19, 2007 8:22 pm, R Aryeh Stein quoted kosherblog.net
> giving R' Heineman's opinion:
> : Fish, too, may be considered similarly. If, for example, a whole,
> : kosher fish has had its head and tail removed in a non-kosher fish
> : market, we may trim away the cut edges with a kosher a knife and use
> : the fish. (Since scalers can only be used on fish with scales, i.e.
> : kosher fish, there are no kashrut concerns about the scaler's use on
> : non-kosher fish.)
>
> Swordfish?
>
> Not every fish with scales has qasqeses.


IIUC, part of what differentiates qasqeses from other scales is that they
come off much more easily.  Could that mean that a scaler is actually only
used on kasqeses, and not other scales?

KT,
Michael
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