<div dir="ltr">is there a formal population tracking program?  In the Canpolin research consortium we had projects with pan traps operated by volunteers.  I can get details from Lawrence Packer at York Univeristy if you are interested.</div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Dec 4, 2014 at 1:58 PM, Lisa Horth <span dir="ltr"><<a href="mailto:lisahorth@gmail.com" target="_blank">lisahorth@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;color:#666666">Here in Norfolk, VA this fall we had 25 B.impatiens and 0 B.citrinus.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;color:#666666"><br></div></div><div class="gmail_extra"><br><div class="gmail_quote"><div><div class="h5">On Tue, Dec 2, 2014 at 10:16 AM, 'Droege, Sam' <a href="mailto:sdroege@usgs.gov" target="_blank">sdroege@usgs.gov</a> [beemonitoring] <span dir="ltr"><<a href="mailto:beemonitoring-noreply@yahoogroups.com" target="_blank">beemonitoring-noreply@yahoogroups.com</a>></span> wrote:<br></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">


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      <p></p><div dir="ltr">All:<div><br></div><div>Several people have mentioned to me that B. citrinus is hard to find.  I looked our data today and found the following patterns:</div><div><br></div><div>Years 2002-2014 (still a lot of 2014 data to enter)</div><div><br></div><div>Data are collected for lots of different reasons, but always throughout the year.  Note that like other Bombus, B. citrinus do occur in pan traps but not seemingly in greater or lesser percentages from B. impatiens.<br clear="all"><div><br></div><div><img alt="Inline image 1" width="489" height="82"><br></div><div><br></div><div><br></div><div>The ratio is the ratio of B. citrinus to B. impatiens.</div><div><br></div><div>B. impatiens is the presumed primary host for B. citrinus</div><div><br></div><div>Looks like a tanking situation to me.</div><div><br></div><div>sam</div><div><br></div><div><br></div><div><div>The February Bee</div><div><br></div><div>The bumblebee crept out on the stone steps.</div><div>No roses. Nothing to gather.</div><div>Nothing but itself, the cold air,</div><div>and the spring light.</div><div>It rubbed its legs together</div><div>as if it wished to start a fire</div><div>and wear its warmth.</div><div>Under its smart yellow bands</div><div>the black body shone like patent leather.</div><div>It groomed itself, like a pilot</div><div>ready for takeoff and yet not ready:</div><div>when my shadow fell over him</div><div>he flicked his wings, checking them,</div><div>and took off into the bare garden.</div><div><br></div><div>- Nancy Willard</div></div><div><br></div><div><br></div><div><br></div>-- <br><div><div dir="ltr"><div style="text-align:center"><i><b>Bees are Not Optional</b></i></div><div style="text-align:center"><i><b><font size="1">Apes sunt et non liberum</font><br></b></i></div></div></div>
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</font></span></blockquote></div><span class="HOEnZb"><font color="#888888"><br><br clear="all"><div><br></div>-- <br><div><div dir="ltr"><div><font face="verdana, sans-serif" color="#999999"><br></font><div><font face="verdana, sans-serif" color="#999999">Associate Professor<br>Dept of Biological Science<br>Old Dominion University<br>Norfolk, VA 23529</font></div></div><div><font color="#999999" face="verdana, sans-serif"><a href="mailto:lhorth@odu.edu" target="_blank">lhorth@odu.edu</a></font></div></div></div>
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<br></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature"><div dir="ltr">John Purdy PhD<div>Environmental Scientist</div><div>Abacus Consulting Services Ltd</div></div></div>
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