b'Figure 1: Monarch Migration Total Area Occupied by Monarch Colonies at Overwintering Sites in Mexico2018.19181614 1994-2018 season average = 5.67 ha12.61 2004-2018 season average = 3.46 ha12 11.12*Hectares (ha)10 9.05 9.358 7.81 7.546.87 6.056 5.775.56 5.924.61 5.064 4.02 4.012.83 2.19 1.92 2.89 2.91 2.482 1.19 0.67 1.130 94-95 95-96 96-97 97-98 98-99 99-00 00-01 01-02 02-03 03-04 04-05 05-06 06-07 07-08 08-09 09-10 10-11 11-12 12-13 13-14 14-15 15-16 16-17 17-18 18-19Winter SeasonData for 1994-2003 collected by personnel of the Monarch Buttery Biosphere Reserve (MBBR) of the National Commission of Natural Protected Areas (CONANP) in Mexico. Data for 2004-2017 collected by World Wildlife Fund Mexico in coordination with the Directorate of the MBBR. *Represent colony sizes measured in November of 2003 before the colonies consolidated. Measures obtained in January 2004 indicated the population was much smaller, possibly 8-9 hectares. CTFigure 2: Monarch Population Change 5'