Category Archives: butterfly surveys

A Big Painted Lady Migration

Here in Iowa we are having a big painted lady migration event.  The numbers we are seeing probably happen less than once a decade.  We do have a pretty good scientist that keeps track of such things–Dr. Royce Bitzer has … Continue reading

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LBJs

Butterfliers have a term (probably borrowed from the birders) for butterflies that are difficult to identify.  “LBJ” stands for “little brown job.” In the last few days I have been photographing some butterflies that can best be called LBJs.  They … Continue reading

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A Day Spent Chasing Butterflies

I went to Rolling Thunder and Medora Prairies in south-central Iowa yesterday.  I will be inviting people along with me on a butterfly walk in a couple of weeks (July 2), and I thought I would check things out before … Continue reading

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2014 Butterflies

When I can I take a walk over my lunch break at work.  And in the summer I count the butterflies I see.  Here are my results for 2014. This chart represents the number of butterfly observations per hour.  I … Continue reading

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Butterflies and Storm Water Management

Some fairly recent changes in building codes and storm water regulation present what I consider to be some pretty good opportunities for butterfly conservation. Storm water detention basins are engineered structures, designed to detain water from heavy rains for a … Continue reading

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More Thoughts about Butterflies

I am getting ready to attend a conference about butterfly conservation soon.  I was thinking about some butterfly conservation issues, so I went through some of my photos to illustrate the points I would like to make. But the points … Continue reading

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More on the Idea of the Butterfly Flux

One of the things about blogging is that you can put ideas out there in real time, maybe while they are in the process of being developed.  So I put out the idea of a “butterfly flux,” and since that … Continue reading

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A Gathering Storm

Earlier this season we saw huge numbers–irruptions–of butterflies.  Will we see similar irruptions of their predators? A group of tachinid flies can be seen on this wild parsnip umbel.  Tachinid flies lay eggs on or near other insects, often caterpillars, … Continue reading

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A Vision for the Future

I have a vision for a butterfly web site that should be developed in the future.  First, I have to point out that there are a lot of great butterfly sites now.  One I really like shows all of the North American … Continue reading

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Irrupting All Over the Place

I learned a new word the other day.  Irruption.  That is a natural event when conditions are favorable for a particular species, and that species responds to those conditions by dramatically increasing the size of its population. We are having … Continue reading

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