It has also served habitats to 10 other internationally important waterfowl species.
Such buildings are defined as being of "exceptional interest, sometimes considered to be internationally important".
The size and quality of the environment make it an internationally important site for birds.
These areas were nominated for their internationally important wild plant populations.
They include an internationally important nature reserve known especially as a site for migratory birds.
They are recognised as being internationally important for six species of birds.
Seals, for example, are present around the coasts in internationally important numbers.
The site is internationally important due to the rarity of such sites being preserved.
This is a list of internationally important or significant renamings.
Because of this the estate has become an internationally important wildlife site.
