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Welcome to the Massachusetts Butterflies listserv! Please share your MA butterfly sightings and questions and always sign your posts with your full name and town. Enjoy!

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Jun 2

Sedge Meadow Wayland 2026-06-02

I went to the Sedge Meadow location in Wayland today from 1:00 to 3:00 to scout for the upcoming

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Sedge Meadow Wayland 2026-06-02

I went to the Sedge Meadow location in Wayland today from 1:00 to 3:00 to scout for the upcoming

Jun 2

Andrew Griffith

Jun 2

Marion and Mattapoisett MA - 6/2/26

Lauren and I went to a place in Marion and to Nasketucket Bay State Reservation in Mattapoisett today

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Marion and Mattapoisett MA - 6/2/26

Lauren and I went to a place in Marion and to Nasketucket Bay State Reservation in Mattapoisett today

Jun 2

Jun 2

Mass Butterfly Club Fieldtrip Report from Sunday, May31

The weather was partly sunny and in the 60's on Sunday May 31, when 7 of us walked the grassy

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Mass Butterfly Club Fieldtrip Report from Sunday, May31

The weather was partly sunny and in the 60's on Sunday May 31, when 7 of us walked the grassy

Jun 2

Jun 1

2026-06-01 Horn Pond Mountain, Woburn MA

Cold and cloudy this morning turned into mostly sunny and not too cold this afternoon. I arrived at

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2026-06-01 Horn Pond Mountain, Woburn MA

Cold and cloudy this morning turned into mostly sunny and not too cold this afternoon. I arrived at

Jun 1

Jun 1

Recent sightings

Today in Dunstable 5-31-26 Cabbage White 1 American Copper 2 Eastern Tailed-Blue 5 Summer Azure 1

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Recent sightings

Today in Dunstable 5-31-26 Cabbage White 1 American Copper 2 Eastern Tailed-Blue 5 Summer Azure 1

Jun 1

kstei...@aol.com

May 31

Broad Meadow Brook, Worcester -- 5/31/26

The weather was not great for butterflies today -- cool, breezy, and cloudy with intermittent showers

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Broad Meadow Brook, Worcester -- 5/31/26

The weather was not great for butterflies today -- cool, breezy, and cloudy with intermittent showers

May 31

Peter Johnson-Staub

May 30

A couple un-noteworthy reports from the Cape

May 20, Sandwich, MA I had my first of the year Monarchs along the powerlines in Sandwich. There were

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A couple un-noteworthy reports from the Cape

May 20, Sandwich, MA I had my first of the year Monarchs along the powerlines in Sandwich. There were

May 30

Peter Johnson-Staub

May 30

May 30 - Marstons Mills Airfield

I had a Little Wood Satyr at Marstons Mills Airfield in Marstons Mills, MA today. https://www.

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May 30 - Marstons Mills Airfield

I had a Little Wood Satyr at Marstons Mills Airfield in Marstons Mills, MA today. https://www.

May 30

May 28

Massachusetts Butterfly Club - 6/6 Mt. Greylock, Lanesborough - RESCHEDULED

Join us for the Massachusetts Butterfly Club trip SATURDAY, JUNE 6! This trip is RESCHEDULED from May

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Massachusetts Butterfly Club - 6/6 Mt. Greylock, Lanesborough - RESCHEDULED

Join us for the Massachusetts Butterfly Club trip SATURDAY, JUNE 6! This trip is RESCHEDULED from May

May 28

May 28

Massachusetts Butterfly Club - 5/31 Shaw Farm, Sutton

Join us for this Massachusetts Butterfly Club walk on Sunday, May 31 to Shaw Farm, Sutton. Sunday,

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Massachusetts Butterfly Club - 5/31 Shaw Farm, Sutton

Join us for this Massachusetts Butterfly Club walk on Sunday, May 31 to Shaw Farm, Sutton. Sunday,

May 28

May 27

2026-05-27 Breakneck Hill Reservation, Southborough MA

I went to Breakneck Hill today, from 10:30 to 1:00. Conditions were decent, high 80s and not too much

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2026-05-27 Breakneck Hill Reservation, Southborough MA

I went to Breakneck Hill today, from 10:30 to 1:00. Conditions were decent, high 80s and not too much

May 27

May 27

Today: 1 Anglewing, flying around with one of the Red Admirals 2 Red Admirals 1 Cabbage White

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Today: 1 Anglewing, flying around with one of the Red Admirals 2 Red Admirals 1 Cabbage White

May 27

May 27

5/27 October Mountain

My list from today, as usual, includes several Tiger Swallowtail sp. My guess is most or all were

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5/27 October Mountain

My list from today, as usual, includes several Tiger Swallowtail sp. My guess is most or all were

May 27

May 27

2026-05-25 Montague Plains WMA, Montague MA

I joined Steve Moore and Barbara Volkle yesterday for a trip to Montague Sand Plains. Conditions were

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2026-05-25 Montague Plains WMA, Montague MA

I joined Steve Moore and Barbara Volkle yesterday for a trip to Montague Sand Plains. Conditions were

May 27

kstei...@aol.com

May 26

Monday 5/25/26 Leicester and Paxton

Once the sun came out on Memorial Day afternoon, I saw: Leicester - 5/25/26 Eastern Tiger Swallowtail

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Monday 5/25/26 Leicester and Paxton

Once the sun came out on Memorial Day afternoon, I saw: Leicester - 5/25/26 Eastern Tiger Swallowtail

May 26

May 26

May 26 Beech Forest, Provincetown Cape Cod

Morning birding walk in Beech Forest, Provincetown, Cape Cod. Sunny, no wind. high 60's/low

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May 26 Beech Forest, Provincetown Cape Cod

Morning birding walk in Beech Forest, Provincetown, Cape Cod. Sunny, no wind. high 60's/low

May 26

May 26

5/22 & 5/26 - Giant Swallowtails and many others flying - South Egremont & Sheffield

Hi folks, Lots of butterflies to report recently. I recently moved back to South Egremont at April

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5/22 & 5/26 - Giant Swallowtails and many others flying - South Egremont & Sheffield

Hi folks, Lots of butterflies to report recently. I recently moved back to South Egremont at April

May 26

May 26

Eastern Tiger Swallowtail

One Eastern Tiger Swallowtail at 5:30 pm on May 26 in Harwich.

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Eastern Tiger Swallowtail

One Eastern Tiger Swallowtail at 5:30 pm on May 26 in Harwich.

May 26

Andrew Griffith

May 26

5/26/26 Mass Audubon at Great Neck - Wareham, MA

Took a late day (4:30 pm) walk down at Great Neck Audubon today to see if there were any skippers

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5/26/26 Mass Audubon at Great Neck - Wareham, MA

Took a late day (4:30 pm) walk down at Great Neck Audubon today to see if there were any skippers

May 26

May 26

Groton Harvester

The Harvester I found yesterday was in the same spot this morning. Tiger Swallowtail sp. 1 Harvester

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Groton Harvester

The Harvester I found yesterday was in the same spot this morning. Tiger Swallowtail sp. 1 Harvester

May 26

May 25

Harvesters in Groton

This afternoon I took a short walk from the house and was surprised to see two Harvesters going at

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Harvesters in Groton

This afternoon I took a short walk from the house and was surprised to see two Harvesters going at

May 25

May 23

5/22 - Northborough/Southborough

On Friday we went to the Westborough end of the Crane Swamp Trail 12:30 to 2:00 pm. We saw: Cabbage

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5/22 - Northborough/Southborough

On Friday we went to the Westborough end of the Crane Swamp Trail 12:30 to 2:00 pm. We saw: Cabbage

May 23

May 23

Lightning Tree - Andover

A couple of weeks ago, I visited Lightning Tree Conservation Area in Andover and was surprised by the

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Lightning Tree - Andover

A couple of weeks ago, I visited Lightning Tree Conservation Area in Andover and was surprised by the

May 23

May 22

Carlisle Cranberry Bog

At the Carlisle Cranberry Bog today (5/22/26): Eastern Tiger Swallowtail – 1 Cabbage White – 4

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Carlisle Cranberry Bog

At the Carlisle Cranberry Bog today (5/22/26): Eastern Tiger Swallowtail – 1 Cabbage White – 4

May 22

May 22

2026-05-22 Horn Pond Mountain, Woburn and Breakneck Hill, Southborough

I went to HPM this morning. Conditions were sunny and cool (about 60 degrees) and little to no wind.

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2026-05-22 Horn Pond Mountain, Woburn and Breakneck Hill, Southborough

I went to HPM this morning. Conditions were sunny and cool (about 60 degrees) and little to no wind.

May 22

May 22

5/22/26, South Lee and Tyringham

Today on Meadow St., Fernside Rd. and Breakneck Rd. Black Swallowtail - 2 Canadian Tiger Swallowtail

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5/22/26, South Lee and Tyringham

Today on Meadow St., Fernside Rd. and Breakneck Rd. Black Swallowtail - 2 Canadian Tiger Swallowtail

May 22

May 22

5.21.2026 Lincoln, MA

5/21/206. Seen on trails behind Codman Estate and in Farm Meadow, Lincoln, MA: 1 Tiger Swallowtail sp

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5.21.2026 Lincoln, MA

5/21/206. Seen on trails behind Codman Estate and in Farm Meadow, Lincoln, MA: 1 Tiger Swallowtail sp

May 22

May 22

5.21.26 Codman Estate and Farm Meadow, Lincoln, MA

Seen on trails and at Farm Meadow behind Codman Estate on 5/21/2026 1 Juvenal's Duskywing 1 Tiger

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5.21.26 Codman Estate and Farm Meadow, Lincoln, MA

Seen on trails and at Farm Meadow behind Codman Estate on 5/21/2026 1 Juvenal's Duskywing 1 Tiger

May 22

May 22

May 21: Common Sulphur flying in Minuteman National Park, Concord, Mass. on trail to North Bridge

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May 21: Common Sulphur flying in Minuteman National Park, Concord, Mass. on trail to North Bridge

May 22

May 21

Massachusetts Butterfly Club - 5/23 Beaver Brook, Haydenville

Join us for this Massachusetts Butterfly Club walk on Saturday, May 23 to Beaver Brook, Haydenville.

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Massachusetts Butterfly Club - 5/23 Beaver Brook, Haydenville

Join us for this Massachusetts Butterfly Club walk on Saturday, May 23 to Beaver Brook, Haydenville.

May 21

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