How about going mackerel fishing or deep sea fishing from Lyme Regis with Harry May boat trips?
Mackerel fishing trips usually last an hour and cost £15 for adults and £10 for children, that includes all necessary fishing gear and the trips run all day.
Deep sea fishing trips leave at 8:30am and return at 11:30am, the cost is £45pp for adults and £30pp for children. The price includes rod and bait.
Private hire is available for both mackerel fishing and deep sea fishing.