Massachusetts Butterfly Club - Home

Massachusetts Butterfly Club

A Chapter of the
North American Butterfly Association

Can You ID This Butterfly?

1. Mouse over the photo to see the species name.  
2. Click the photo to see the
species web page.  
3. Click here to see a new photo.

The Massachusetts Butterfly Club sponsors state-wide butterfly activities to promote education, conservation, interpretation, and fun! We invite people of all ages and levels of expertise to attend our meetings, programs, field trips, and butterfly counts and to become members of our club.

                       * * * Butterfly field trips * * *
The lists of 2020 field trips and July counts have been posted to the 2020 Schedule web page. Please check that page for the updated lists and the COVID-19 guidelines for field trips and counts.
If any additional changes are made to field trips or counts, they will be updated on the website and sent to MassLeps.

  *****  Barbara J. Walker Butterfly Festival - Virtual Event  *****
Due to COVID-19, the 13th annual Barbara J. Walker Butterfly Festival   will be a virtual event this year.
For more information about the festival -

* * * * Donations to the Massachusetts Butterfly Club * * * *
If you care about our butterflies and the club's efforts to support them, please consider making a donation to our club.
Click on this link to see how you can donate.
You can also find the link under Club Information on the left menu.

Winter 2018 - The Lepidopterists' Society
The Lepidopterists' Society's Winter 2018 newsletter had two articles by Tor Hansen. One article is on an encounter between ant and ceraunus blue, and the other article is on Discovering Promethea. If you are interested, you can download the pdf of the issue here.

October 8, 2019 - Vineyard Gazette (The Vine)
    The Butterfly Effect (by Will Sennott)
Nice article in Martha's Vineyard "The Vine" featuring butterflies and Matt Pelikan.

      *****  Butterflying Code of Ethics  *****
The Massachusetts Butterfly Club has adopted a Butterflying Code of Ethics. You can find the document under Club Information on the left menu.

                      * * * * Club Merchandise * * * *
We still have a few official Massachusetts Butterfly Club HATS and T-SHIRTS available for purchase. They are on sale for $20 each.

             ****** Massachusetts State Butterfy ******
For the latest news and status, please check out the Massachusetts State Butterfly Facebook page

Sign up to get e-mail from Massachusetts butterfly enthusiasts!

If you wish to receive periodic e-mail messages about butterflies in Massachusetts and to report your own butterfly sightings, consider joining the MassLep list server. Butterfly watchers from around the state send messages listing the butterflies they see, describing butterfly behavior, posing questions, and answering them. Joining the list server is a great way to find out what's flying and to get to know others who share your interests!

Subscribe to MassLep
Browse Archives at

If you have problems with subscribing or unsubscribing to the MassLep list server, send an email to the list server monitor.

    *****  Report your sightings to our Records Compiler   *****

If you do not report your sightings on MassLep or Facebook and would like to report your sightings to our records compiler directly, you can download the spreadsheet below and email to Mark Fairbrother at

            Sightings Report spreadsheet

Note: Please DO NOT use this form if you report your sightings on MassLep or Facebook.

Please support the Massachusetts Butterfly Club when shopping on Amazon. Click on the banner below to set up your charity on Amazon Smile.   Then when you shop on Amazon, use the link   Amazon will donate 0.5% of the price of your eligible AmazonSmile purchases to:
North American Butterfly Association Inc (Massachusetts Chapter).

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