Giant African Land Snail by the Numbers

February 21, 2012

Giant African land snail

Date the giant African land snail was discovered in Miami: September 8, 2011

Number of agricultural crops known to be consumed by the snail: 500

Maximum size attained by the species: 8” x 4.5”

Maximum years in life span of individuals: Nine

Number of eggs an adult can lay in one year: 1,200

Snails found since September 11, 2011: 37,000+

Number of core areas where the snail has been found in Miami-Dade County: 14

Number of properties on which snails have been found: 247

Properties within ½ mile arc of positive properties: 23,383

Number of years it took to eradicate the snail after it was found in Florida in 1966: Nine +

Total number of snails collected in the 1966-1975 eradication program: 17,000

Cost of that eradication (in 1960s dollars): $1 million

Number of successful GALS eradication programs on record: One

Number of the Division of Plant Industry toll-free helpline: 1-888-397-1517


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