Dear Henk;-
   Was Planorbella duryi named for Ralph Dury, former director of The Cincinnati Museum of Natural History?
    Art
>
> From: mienis <[log in to unmask]>
> Date: 2004/02/17 Tue PM 01:55:09 EST
> To: [log in to unmask]
> Subject: Re: Marisa and ramshorns
>
> Real aquarium lovers don't flush their excessive fish, snails or aquatic
> plants through the toilet, but release them in a nearby pond, lake, stream,
> ditch or canal. This may explain the large numbers of exotics you encounter
> everywhere not only among the molluscs, but also among the freshwater fish,
> aquatic reptiles, etc. This has even led to "hilarious" situations caused by
> the release of crocs and gators, which became to large for the bathtub.
> The most common aquatic snail in Israel is at this moment Haitia acuta
> (better known by its old name Physella acuta or its synonym heterostropha),
> a good second is Pseudosuccinea columella and the third Planorbella duryi.
> All three are well known cosmopolitan aquarium snails originally from North
> America. An other century or two and at the current rate you can identify
> 50% of the plants and animals in any country with a single guide.
> Henk K. Mienis
>
> ----- Original Message -----
> From: "Wiggers" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Tuesday, February 17, 2004 8:16 PM
> Subject: Re: Marisa and ramshorns
>
>
> > --- [log in to unmask]
> >Dear Andrew and Blue:-
> ....The material then goes to a water purification plant which kills
> everything including bacteria before it is released into local rivers. How
> do snails survive this?
> Q-Man
>
> >Some people also throw the animals directely in the rivers...(it
> also happens with ornamental fish - very common in Florida, as
> I've read).
>
> > Wiggers
>

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