Science1 min read

Scientists track 1,750 monarch butterflies; 175 detected in Mexico

By · Via Times of India · Published by Everything Blog

In short

The collaborative project deploys 60-milligram transmitters attached to large, healthy butterflies to document precise daily distances and stopover locations during their journey to central Mexican oyamel fir forests. Signals are detected through specialized receivers and smartphones equipped with a free public application. Early findings have uncovered surprising route overlaps, such as monarchs originating in Utah linking with eastern groups and insects crossing the Gulf of Mexico. Researchers are now prioritizing data collection in the Texas funnel migration corridor.

Key points

  • Signals emitted by the solar-powered tags can be recorded by receivers alongside smartpho…: Signals emitted by the solar-powered tags can be recorded by receivers alongside smartphones running a free mobile app.
  • Early tracking data revealed butterflies traveling from Utah to join eastern populations…: Early tracking data revealed butterflies traveling from Utah to join eastern populations as well as flights over the Gulf of Mexico.
  • Research teams are specifically directing future tracking efforts toward the critical Tex…: Research teams are specifically directing future tracking efforts toward the critical Texas funnel migration corridor east of the Rockies.

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Have you ever watched a butterfly pass by and wondered where it was headed? With their distinctive colours and wing patterns, butterflies have a way of catching our attention and, lately, the attention of scientists in particular. According to U.S. News & World Report, Rebeca Quiñonez-Piñón and other scientists are now getting a closer look at one of North America's most fascinating journeys in nature, with the help of tiny solar-powered devices attached to monarch butterflies. Nearly 1,750 of these orange and black insects were fitted with trackers this year, helping researchers follow their movements as they travel south towards their wintering grounds in Mexico.

The effort is part of Project Monarch Science, a free mobile app developed through a collaboration involving researchers and conservation organisations working across North America. While monarch migration has been studied for decades, scientists have often struggled to establish the precise routes individual butterflies take, how far they travel in a day and where they stop to rest or feed along the way. The new tracking technology is helping fill some of these research gaps,…

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