Monarch Butterfly Phenophase Definitions
Directions: As you report on phenophase status (Y, N or ?) on the datasheets, refer to the definitions on this sheet to find out what you should look for, for each phenophase in each species. To report the intensity of the phenophase, choose the best answer to the question below the phenophase, if one is included.
Activity
Active individuals
One or more individuals are seen moving about or at rest.
Flower visitation
One or more individuals are seen visiting flowers or flying from flower to flower. If possible, record the name of the plant or describe it in the comments field.
Migrating adults
Multiple adults of the same species are seen flying steadily in a uniform direction
without stopping.
Mating
A male and female are seen coupled in a mating position, usually end to end. This can occur at rest or inflight.
Development
Active caterpillars
One or more caterpillars (larvae) are seen moving about or at rest. When seen on a plant, if possible, record the name of the plant or describe it in the comments field.
Caterpillars feeding
One or more caterpillars are seen feeding. If possible, record the name of the species or substance being eaten or describe it in the comments field.
Dead caterpillars
One or more dead caterpillars are seen, including those found on roads. Dead adults One or more dead adults are seen, including those found on roads.
Method
Individuals at a feeding station
One or more individuals are seen visiting a feeder, feeding station, or food placed by a person.
Individuals in a net
One or more individuals are seen caught in a net.