The second dispersal order was authorised from 1.05pm on Wednesday December 29 meaning anyone suspected of hare coursing will be rquired to leave the county or face arrest.
It will now remain in place until 1.05pm on December 31, say police.
A police statement said today (Thursday): “The number of reports we are receiving relating to hare coursing remains high, with 15 reports yesterday in the Boston and South Holland area.
“We are urging the public to continue to report any activity they believe may be related to hare coursing. The dispersal order means that anyone suspected of hare coursing will be asked to leave the county and can be arrested if they return. “
The first dispersal order was issued on Monday, December 27 and lasted for 48 hours.
In issuing the latest order, the force warns: “Anyone who sees hare coursing taking place is asked to contact us immediately on 999 and provide officers with a description of the people involved, any registration numbers and vehicle descriptions and the location and direction of travel.
“It’s important people don’t confront people hare coursing or put themselves at risk.
“Anyone with reports that are not happening here and now are asked to contact us on 101.
More information and advice can be found on the force’s website.