introduction

[Ron Gatrelle]

The problem with introduction here is dragonflies. They are the reason that
so many species here are either large, or quick darty grass flyers (e.g.
skippers), or high darty tree flyers (hairstreaks). Things like P. tharos
are DOA.

Ron

----- Original Message -----
From: "Stanley A. Gorodenski" <stanlep at extremezone.com>
To: <leps-l at lists.yale.edu>
Sent: Tuesday, February 20, 2001 8:25 PM
Subject: Re: anise swallowtail & purplish copper


> Wasps, definitely, could be a problem.  I had attempted to start one
> butterfly species in my back yard with over 300 diapausing larvae.
> After it became apparent that the larvae were not making it to the adult
> stage, I enclosed the feeding larvae in netting.  Even then that did not
> result in the colony taking hold.  I think a yellow colored Vespid wasp
> was the culprit.  I had seen them searching in the foliage, and even
> caught one taking away one of the larvae.  I got it, though, with a can
> of pesticide (Black Flag).
>
> Stan
>
> Cris Guppy or Aud Fischer wrote:
> >
> > Robberflies should not be a problem at Terra Nova, there are only very
low
> > densities in that area. Wasps could be a problem if there is high
density in
> > the year of introduction (they attack both adults and larvae).
Lacewings are
> > generally low density in that area, and should not be a problem as long
as
> > eggs & larvae are well dispersed.
> >
> > ----- Original Message -----
> > From: "Pierre A Plauzoles" <sphinxangelorum at bigfoot.com>
> > To: <leps-l at lists.yale.edu>
> > Sent: Monday, February 19, 2001 8:22 AM
> > Subject: Re: anise swallowtail & purplish copper
> >
> > > Don Benson wrote:
> > >
> > > > As part of a habitat enhancement project in Richmond BC, we are
planning
> > > > to introduce anise swallowtail and purplish copper butterflies to a
14
> > > > hectare site.  We will plant larval foodplants for the anise
swallowtail
> > and
> > > > then take caterpillars from Boundary Bay where these butterflies
are
> > > > common and put them on the larval foodplants.  To introduce the
purplish
> > > > coppers we plan to capture females and release them in the new
site.
> > > >
> > > > We will plant cow parsnip (Heracleum lanatum) and seaside angelica
> > > > (Angelica lucida) for the anise swallowtail.  Laral foodplants for
the
> > > > purplish
> > > > coppers are already present at the site.  The 14 hecatare site
called
> > Terra
> > > > Nova is located on the west side of Richmond, next to the dyke.
> > > >
> > > > We are not very knowledgeable about butterflies and would
appreaciate
> > any
> > > > suggestions or comments that might help us.
> > >
> > > Make sure that local (or exotic) wasps or lacewings don't kidnap your
> > > caterpillars.  Robber flies, if you have them in the area,  might
also
> > take the
> > > adults, especially the coppers.
> > >
> > >
> > >
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