A colony of Red Imported Fire Ant (RIFA), Solenopsis invicta which is one of quarantine pests in Korea was discovered by plant quarantine inspectors in Gamman pier, Busan, Korea on 8th September 2017. It was located in the cracks on the container yard covered with ascon. After collection of ant speciemens, they were identified into Solenopsis invicta by authors on the day.Figs. 1-4.
The next day, several specialists including authors surveyed the area of Gamman container yard and confirmed only single colony was there. After surveillance, Animal and Plant Quarantine Agency (APQA) treated pesticide (Deltamethrin) on the area of radius 100m from the colony for control of its spread. After then, APQA dug the container yard with forklift and removed RIFA colony followed by spraying the pesticides sufficiently on the soil containing RIFA colony again for the eradication on 2nd October 2017.
After eradication treatment, APQA monitored RIFA using bait traps during 50days but more RIFA was not found there. Consequently, it was considered that RIFA colony could be removed in Gamman pier Busan.