Willow Lake is one of four established coarse-fishing lakes at Lawn Farm Fishery, a day-ticket fishery situated on the A428 in Elsworth, Cambridgeshire (CB23 4JX), established in 1999.

The fishery is a well-regarded family business whose lakes collectively hold a variety of species including carp, F1 carp, bream, tench, perch, rudd, chub, barbel, and ide.

Willow Lake is used for both casual day-ticket fishing and organised competitions, including winter league matches targeting silvers.