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Data collected by volunteers is important to help us learn more about butterflies in New Hampshire
Butterfly count volunteer with net in field. Photo by Brett Thelen.

Welcome to NH Butterfly Monitoring Network

The NH Butterfly Monitoring Network is a collaborative effort to engage volunteers in counting and identifying butterflies across New Hampshire. Data collected by volunteers can contribute to our understanding of long-term trends in butterfly populations and inform conservation actions for both common and declining species.

Gray Hairstreak. Photo by George DeWolf.
Learn More

Get to know more about New Hampshire's butterflies and how to identify them.

RESOURCES

Great Spangled Fritillaries. Photo by Amy Highstrom.
Find a Count

Join a local count circle to help collect valuable data on New Hampshire's butterflies.

Find a Count

Red Spotted Purple. Photo by George DeWolf.
About

Learn more about the NH Butterfly Monitoring Network.

About Us

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Events

  • Jul
    16
    9:00am - 3:00pm, Rain Date: July 17, 2026 The Lake Sunapee Butterfly Count is an annual event that occurs each July.  Four to five small groups (minimum of four people
  • Jul
    16
    10:00am - 4:30pm, Rain Date: July 17, 2026The decision of which day might be made as late as noon on Wednesday, July 16th.The Errol Butterfly Count looks to bring people to the
  • Jul
    18
    9:00am - 2:00pm, Join the SuperSanctuary Butterfly Club to survey for coppers, crescents, skippers, swallowtails, monarchs, and more on our fifth annual SuperSanctuary Butterfly
  • Jul
    18
    9:00am - 4:00pm, Rain Date: July 19, 2026 The Conway Area Butterfly Count explores the iconic Mount Washington Valley and its expansive meadows and fields along the
  • Jul
    25
    9:00am - 3:00pm, Rain Date: July 26, 2026 Join NH Audubon to help survey butterflies in New Hampshire's Capital Area! Participants will meet at the NH Audubon McLane Center
View All Events

Blog

In the early days of spring, we are often greeted with the first emergence of the Mourning Cloak butterfly. What a gift as we look forward to the many... Learn More
Celebrating New Hampshire’s longest-running continuous butterfly count
Every great endeavor begins with a spark of inspiration—or in this case, a flutter of wings. The Baker Ponds Butterfly Count (BPBC) traces its roots b... Learn More
There is a lot we don’t know about the over 130 species of butterflies that occur in New Hampshire, but that is slowly changing – thanks to organizati... Learn More