64Re: [beemonitoring] Blue Vane Traps
- Dec 29, 2006
>We have had mixed results out where we are in Maryland. I put them out inYes, I wonder about this. I think they were trapping right by fields full
>a variety of situations and found that they do get more bumblebees that
>pan traps do on average, but don't seem to get them at as high a rate as
>what Stephen and Rao's groups do in the NW.
of flowers (eg red clover) that were very attractive to bumblebees, so
perhaps there were proportionally more Bombus in that area to begin with
than in the areas where you were trapping. ?
>We also found they tend to get higher rates of eucerines also, however,Unless you include the time to wash each Bombus specimen?? (not sure).
>overall they are pulling in only about 2-3 times the individual pan trap
>and have a great deal more handling time associated with them.
> It will be interesting to compile everyone's experiencesYes!!
Indianapolis Indiana USA
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