DK Nymphalis antiopa update

Semjase semjase at aol.com
Wed Dec 9 11:16:05 EST 1998


>My first message dealing with the population crash of the Camberwell
>Beauty / Mourning Cloak (Nymphalis antiopa) in Denmark was a bit too
>pessimistic. The species HAS declined dramatically in Denmark due to our
>very cold summer but in the driest and most sunny areas in Denmark the
>species has persisted, though in low numbers.
>
>I believe that the distribution of N. antiopa depends much more on dry,
>hot summers than it does on dry, cold winters. If there isn't enough
>sunshine, the larval and pupal development will be delayed and the species
>won't be ready to overwinter...?
>
>Any comments, please?
>
>kind regards
>Morten DD Hansen
>Dept of Zoology
>Institute of Biological Sciences
>University of Aarhus
>DK-8000 Aarhus C 
>
>
Hi Morten:

Only saw one all summer in S. Calif. Orange Co.  Population has been low for
quite a few years and it is warmer than where you are by a bit.

S.


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