Monarch PEAK Migration
Sightings report image

Date: 10/31/2021

Number: 77

sighted 77, tagged 39, over a 7 hr. period. This was the second day of peak migration at the Houston Arboretum and, judging by the sudden drop in migrants in the afternoon, may be the last. All tagged butterflies were in very good condition (see photo) with 30 males and 9 females. All sighted and tagged butterflies were migratory travelling due west, stopping briefly to feed exclusively on blue mistflower. The weather was clear with temps. ranging from the mid-60s to mid-80s. No wind.

Houston, TX

Latitude: 29.8 Longitude: -95.5

Observed by: Jim
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