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butterfly and moth observation | research | conservation
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2019 Pennsylvania Butterfly Atlas Available

Clearly it’s butterfly atlas time, and David Wright has just updated and released the PA Butterfly Atlas for 2019 (the 18th edition of this important compilation).  As David says in a post to the Facebook page Butterflies and Moths of … Continue reading

Sun, 24 Feb 2019 15:14:51 +0000


A Cautionary Tale About Insect Apocalypse

It’s all the media rage just now, a rather modest metadata study that warns rather immodestly of an impending collapse of all insect populations within the next (human) generation.  Stories about Armageddons are hard for reporters to resist, even good … Continue reading

Sun, 24 Feb 2019 00:56:13 +0000


New Annual Leps and Odes Approximations for North Carolina

Well ahead of their usual schedules, Harry LeGrand and Tom Howard have completed and posted their annual updates, or “Approximations,” for butterflies and odonates in NC.  PDF versions have been placed in the LepLog Library for your ease of access: … Continue reading

Fri, 15 Feb 2019 14:46:29 +0000


Monarch Declines NOT Connected to Herbicides/GMOs

The standard orthodoxy for declines in Monarch butterfly populations is that the rise of GMO crops (especially soybeans) bred for resistance to herbicides allowed for saturation spraying of herbicides (especially Roundup) in the upper Midwest that knocked back milkweed abundance … Continue reading

Thu, 14 Feb 2019 17:18:57 +0000


First Regional Butterfly Report(s!) for 2019!

Huzzah!  Congratulations to Jennifer Selfridge of MD DNR, who while working in the Foster Tract in Worcester Co. today spotted our first reported butterfly in the region — a Red Admiral. The warm days predicted in the first half of … Continue reading

Tue, 05 Feb 2019 00:04:34 +0000


New Year, New Checklist

UPDATE:  The Word version wasn’t working well for a lot of you, so I’ve uploaded it as a new PDF document.  Enjoy! I took advantage of a slow period this week to update the Maryland Butterfly Field Checklist to note … Continue reading

Sat, 02 Feb 2019 22:04:49 +0000


Good News for Monarch Populations

The news is in from Mexico, and it’s good for change.  2018 was a terrific year for Monarch butterflies — the overwintering population there, the largest overwintering aggregation of the iconic butterfly, was up almost 150% over last year. Huzzah! … Continue reading

Sat, 02 Feb 2019 21:29:11 +0000


New MD Butterfly Records for 2018

Well, 2018 is in the rearview mirror, and most of you should have been able to send your season sightings to the Maryland Biodiversity Project (MBP) by now.  It was a very good year, with one entirely new butterfly species … Continue reading

Thu, 10 Jan 2019 01:57:15 +0000


Welcome to 2019!

Welcome to yet another new season, and thanks for continuing to visit and contribute to LepLog.  I’m just now updating some of the content to get us ready for field work in 2019, and soon you’ll see fresh interfaces for … Continue reading

Sat, 05 Jan 2019 17:35:03 +0000


2018: The Butterfly Year in Review

Watching snow falling on the garden outside my kitchen window this morning, it appears I can finally call a wrap to this year’s butterfly season.  For weather, 2018 had it all in the mid-Atlantic states — very early season warm … Continue reading

Thu, 15 Nov 2018 14:13:07 +0000


Page created: Fri, Mar 08, 2019 - 09:00 PM GMT