Date: Thu, 23 Nov 2017 11:35:01 -0800
From: Dennis Paulson <dennispaulson...>
Subject: Re: [Odonata-l] question about Sympecma fusca
Thanks for the information, everyone. From Ali=92s comments, it does seem t=
hat there could be a second generation in some areas, and it would be inter=
esting for someone to get more information on that!
Best regards to all,
On Nov 21, 2017, at 1:17 AM, Ali <ali.salamun...> wrote:
> Hello, Dennis
> For S. fusca in Slovenia we have early records for tenerals from =
> beginning of March (8.3.) and late records from first half of September =
> (13.9.). There are also records from October of larvae (6.10.) and =
> juvenile adults (8.10.).
> So there is at least a possibility for a summer generation and even for =
> overwintering larvae.
> regards, Ali Salamun
> On 21.11.2017 2:52, Dennis Paulson-IMAP wrote:
>> Hello, all.
>> I am trying to figure out the life history of /Sympecma fusca/ in =
>> Europe. I know the adults overwinter and breed very early in spring, =
>> and their larvae develop through the summer and emerge in fall, those =
>> adults then overwintering. So this is simple, one generation per year. =
>> What I would like to know is if any adults emerge early enough to =
>> breed in the fall and either (a) have overwintering larvae and/or (b) =
>> have larvae that develop rapidly enough to emerge for a second =
>> generation in the summer.
>> Many thanks to anyone who can clear this up for me.
>> Dennis Paulson
>> Seattle, WA
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