Monarch Watch Blog

Archive for the ‘Monarch Population Status’ Category

Monarch Population Status

7 February 2024 | Author: Monarch Watch

The WWF-Telmex Telcel Foundation Alliance, in collaboration with the National Commission of Natural Protected Areas (CONANP), the National Autonomous University of Mexico (UNAM), and the Monarch Butterfly Biosphere Reserve (MBBR), announced the total forest area occupied by overwintering monarch colonies ...

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Monarch Population Status

18 August 2023 | Author: Chip Taylor

Eastern Monarch Population I recently agreed to write up a brief update on the status of the population at the start of the migration. Sure, I said, that’s easy – I can write about the fact that the migration has started ...

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Monarch Population Status

21 March 2023 | Author: Jim Lovett

The WWF-Telmex Telcel Foundation Alliance, in collaboration with the National Commission of Natural Protected Areas (CONANP), the National Autonomous University of Mexico (UNAM), and the Monarch Butterfly Biosphere Reserve (MBBR), announced the total forest area occupied by overwintering monarch colonies ...

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Monarch Population Status

4 January 2023 | Author: Chip Taylor

Status of the eastern monarch population (as of December 2022) I've said it before, but it bears repeating. Monarch numbers each season are largely due to the timing and numbers from one stage in the annual cycle to the next. Habitat ...

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Monarch numbers in Mexico: predictions and reality

24 May 2022 | Author: Chip Taylor

I was wrong, really, really wrong, and I'm happy about it. The numbers are in and they are much greater – 2.84 hectares – than I predicted. In my January 6 post "How many hectares in 2021-2022?", I went to ...

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Monarch Population Status

24 May 2022 | Author: Jim Lovett

The WWF-Telmex Telcel Foundation Alliance, in collaboration with the National Commission of Natural Protected Areas (CONANP), the National Autonomous University of Mexico (UNAM), and the Monarch Butterfly Biosphere Reserve (MBBR), announced the total forest area occupied by overwintering monarch colonies ...

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Development of the 2022 monarch population so far

18 May 2022 | Author: Chip Taylor

Predicting how the population will develop each year is a challenge. As recently as the 22nd of April, we posted a rather dismal account of the status of the population. This assessment was based on reports to Journey North, iNaturalist ...

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Monarch Population Status

22 April 2022 | Author: Chip Taylor

I have looked at a lot of monarch and weather data over the years in attempts to understand the factors that influence the development of the population. These factors include the number of monarchs returning to Texas from Mexico, whether ...

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How many hectares in 2021-2022?

6 January 2022 | Author: Chip Taylor

Each year, at about this time, I administer a test – to myself. I have one question. How big, in term of hectares*, will the overwintering population be this year? Technically, I fail the test every time and expect to. ...

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Monarch Population Status

17 August 2021 | Author: Chip Taylor

The migration is underway! EASTERN MONARCHS As you may remember, earlier I offered that the recolonization this past May and early June of the summer breeding area was quite favorable. Monarchs generally arrived on time and in good numbers leading to a ...

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