Monarch Watch Blog

Archive for the ‘General’ Category

Background on the relationship of overwintering monarch numbers in 2023-2024 to the extreme drought in October and November 2023

7 February 2024 | Author: Monarch Watch

The text and graphics below are intended to provide the background needed to understand why many of the monarchs in the 2023 fall migration failed to reach the overwintering sites in central Mexico. This is a story of biology, weather ...

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2023 Monarch Watch summary

1 January 2024 | Author: Jim Lovett

Season’s Greetings from Team Monarch Watch! You are an important part of our team as well. Your interest shows that you are aware of the need to sustain the monarch migration, and that means advocacy for all measures that can be ...

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Species Status Assessment and the three r’s

13 October 2023 | Author: Chip Taylor

When species are being considered for listing under the Endangered Species Act (ESA) by the Fish and Wildlife Service (FWS), a Species Status Assessment (SSA) is usually prepared. This assessment is based on the available science, and in some cases, ...

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Monarchs: Weather and population sizes in the past

21 July 2023 | Author: Chip Taylor

Monarchs: Weather and population sizes in the past by Chip Taylor, Director, Monarch Watch If you have been reading about monarchs, you know they have declined in number. One account after another maintains that the population has declined 90% or, more conservatively, ...

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Monarch populations during the Dust Bowl years

17 July 2023 | Author: Jim Lovett

Monarch populations during the Dust Bowl years by Chip Taylor, Director, Monarch Watch Introduction The concern about the potential listing of monarchs as threatened or endangered by the Fish and Wildlife Service sometime in 2024 has led me to look into the conditions ...

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The Western monarch puzzle: the decline and increase in monarch numbers

29 May 2023 | Author: Chip Taylor

Preamble The first draft of the text that follows was written without consulting the literature. I wanted to work out my interpretations without the weight of the points of view of others. While I drew on my memory of the literature ...

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Monarch numbers: dynamics of population establishment each spring

27 March 2023 | Author: Jim Lovett

Monarch numbers: dynamics of population establishment each spring Chip Taylor, Director, Monarch Watch Introduction The short narratives that follow describe the outcomes of the timing and number of monarchs arriving from Mexico in March. Each cohort encounters different temperature scenarios in March and ...

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Monarch numbers: trends due to weather and climate

27 March 2023 | Author: Chip Taylor

Monarch numbers: trends due to weather and climate Chip Taylor, Director, Monarch Watch The U.S. Fish and Wildlife Service will be making a decision as to whether to list the monarch as either threatened or endangered under the Endangered Species Act as ...

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Monarch Watch 24-hr fundraising event TODAY! (2-16-23)

16 February 2023 | Author: Jim Lovett

Today's the day we've been talking about 🙂 Show your support for Monarch Watch before 11:59 p.m. CST tonight via https://kansas.scalefunder.com/amb/monarch We realize that not everyone can give at this time but if you are able, please consider a gift today to help ...

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Share photos, videos, stories and more with Monarch Watch

8 August 2022 | Author: Jim Lovett

We are always looking for monarch photos, videos, stories and more for use on our website, on our social media accounts, in our publications, and as a part of other promotional and educational items we distribute online and offline to ...

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