Long-Term Trends in the Number of Monarch Butterflies (Lepidoptera: Nymphalidae) Counted on Fall Migration at Long Point, Ontario, Canada (1995–2014)
Crewe TL, McCracken JD. Annals of the Entomological Society of America, September 2015.
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Milkweed USA. (2026). Long-Term Trends in the Number of Monarch Butterflies (Lepidoptera: Nymphalidae) Counted on Fall Migration at Long Point, Ontario, Canada (1995–2014) (listing). Retrieved DATE, from https://milkweedusa.com/research/long-term-trends-in-the-number-of-monarch-butterflies-2015/
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"Long-Term Trends in the Number of Monarch Butterflies (Lepidoptera: Nymphalidae) Counted on Fall Migration at Long Point, Ontario, Canada (1995–2014) (listing)." Milkweed USA, 2026, https://milkweedusa.com/research/long-term-trends-in-the-number-of-monarch-butterflies-2015/. Accessed DATE.
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Milkweed USA. "Long-Term Trends in the Number of Monarch Butterflies (Lepidoptera: Nymphalidae) Counted on Fall Migration at Long Point, Ontario, Canada (1995–2014) (listing)." Last modified 2026-08-01. Accessed DATE. https://milkweedusa.com/research/long-term-trends-in-the-number-of-monarch-butterflies-2015/.
BibTeX
@misc{milkweedusa_researchlongtermtrendsinthen,
title = {Long-Term Trends in the Number of Monarch Butterflies (Lepidoptera: Nymphalidae) Counted on Fall Migration at Long Point, Ontario, Canada (1995–2014) (listing)},
author = {{Milkweed USA}},
year = {2026},
url = {https://milkweedusa.com/research/long-term-trends-in-the-number-of-monarch-butterflies-2015/},
note = {Accessed DATE}
}