New Bluetooth tags let anyone track monarch butterfly migration in real time

Muzammil Hussain September 21, 2026

A monarch butterfly with a small dark tag on its thorax rests with wings spread on yellow goldenrod flowers surrounded by green foliage.

For the first time, Nature NB deployed new Bluetooth-enabled tags on monarch butterflies in New Brunswick this year, allowing anyone with a smartphone to help track their journey to Mexico in real time.

For the first time, Nature NB deployed new Bluetooth-enabled tags on monarch butterflies in New Brunswick this year, allowing anyone with a smartphone to help track their journey to Mexico in real time. A monarch butterfly with a small dark tag on its thorax rests with wings spread on yellow goldenrod flowers surrounded by green foliage.

For the first time, Nature NB deployed new Bluetooth-enabled tags on monarch butterflies in New Brunswick this year, allowing anyone with a smartphone to help track their journey to Mexico in real time.

News/Canada/New Brunswick