The commercial sector will not give an inch, and if forced to will probably litigate against the ministry. (They have deep enough pockets to do this as well)
You only need to read the latest spouting of BS from Eric Barratt, managing director of Sanfords to realise this.
The bottom line is they want to catch the most fish by the easiest (read cheapest) method, and that means dragging huge nets around, and to hell with the wastage.