I have just added this to the map of places to fly your drone at Drone Scene:
Land owner permission requirements unknown.
Tidal marsh on the River Wyre
Free car parking in Wyre Estuary Country Park
Several large gullys if you fancy low flying through them - this was with my old Mavic Air and was one of my earliest flights gully - YouTube
Be aware of power lines across the river to the south
The originator declared that this location was not inside a Flight Restriction Zone at the time of being flown on 27/08/2020. It remains the responsibility of any pilot to check for any changes before flying at the same location.