The bays are subject to twice-daily high and low freshwater tides averaging about 1.2 meters.
(The bays; are; subject to twice-daily high and low freshwater tides) (twice-daily high and low freshwater tides; averaging; about 1.2 meters) (The bays; are subject to; twice - daily high and low freshwater tides)
The bays twice-daily high and low freshwater tides The bays
are averaging are subject to
subject to twice-daily high and low freshwater tides
about 1.2 meters
twice - daily high and low freshwater tides