
You could try Rectory Farm, Hingham:
"Pond.(There are two now!) 1st March - mid November, dawn to dusk, 7 days/week.Main species: Carp, roach, rudd, tench, bream.Prices: Day permits - adult £4.00, child £3.00.Location: From Hingham, travel towards Watton on the B1108; immediately after leaving Hingham, Rectory Farm is on the left, oppositethe turning signed Shipdham & Cranworth .Permits: Permits & further information from Rectory Farm, Watton Rd,Hingham, NR9 4NN from 7.00am to dusk, Mon - Sun during fishingseason. Tel: 01953 851509 / 0776 8328966. Tickets purchased from fishing bank. Caravan site."
Not exactly serious fishing, but if you've children, the action is fast and furious!
And if you want to draw breath between bites, you can put out a big piece of meat and see what happens...