Archive | August 10, 2020

Butterflies of Marlborough Forest (2020)

Mustard White

One of the reasons I enjoyed visiting the two new trails in Marlborough Forest so much this year was the wide variety in butterfly species. Even though I didn’t start visiting until mid-June and missed several early-flying butterflies I was still impressed with the different species I found, which included representatives from all five families: swallowtails, whites and sulphurs, gossamer-winged butterflies, brushfoots, and skippers. What was particularly amazing was the number of species that were either lifers for me (Common Roadside Skipper, Two-spotted Skipper) or species that I don’t see very often (Mustard White, Acadian Hairstreak, Aphrodite Fritillary, Baltimore Checkerspot, Crossline Skipper). I visited these two trails seven times between June 19th and August 8th; every visit featured a different suite of species. Skippers were most most varied between the middle of June and the beginning of July; by the end of that month I saw only a few Dun Skippers and a Crossline Skipper – a species I have only seen once before. While the trails were full of crescents and brown butterflies such as Eyed Browns and Little Wood Satyrs in June and at the beginning of July, by the middle of the month they had been replaced with Common Wood-nymphs and fritillaries. Here is a list of species that I saw on those visits.

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