If the top zone of heron south has a better flow rate than the top zone of Heron north who's to say that the bottom zone of heron north won't have a better flow rate than heron south. Heron north is predicted to have a plover section 3 fold of heron south (399 meters). Companies seem to have a tendency to probe the boundaries of a field after a discovery without much luch Evans shoals south is a example also Poseidon-2
