estuary

The firm said it had concluded that the London Gateway on the Thames estuary in Essex was "the most optimal port to serve our customers" in the UK.

The estuary already has a long list of non-native species, including bass, water hyacinth, Asian clams and overbite clams.

There are also concerns for the survival of migratory birds, many of which make stop-offs on Britain’s vast shorelines and estuaries.

From the Tocayo Avenue exit, I passed through large ranches and gorgeous stretches of estuary.

Longfin smelt have suffered major declines in the San Francisco Bay estuary.