The bodies continue to pile up at the George Town landfill.
Licensed cullers turned in another 32,301 green iguana carcasses last week.
The ongoing islandwide cull has seen a total of 226,046 iguanas killed in six weeks.
More than 300 licensed cullers are signed up to a government-funded program to rid the island of the invasive species.
The Department of Environment-led project aims to remove around one million green iguanas from Grand Cayman in the first year of operation.