Mouths of Sirion
From the One Wiki to Rule Them All, the Lord of the Rings Encyclopedia.
Mouths of Sirion was the delta of the Sirion where it flowed into the Bay of Balar. It was located in the West Beleriand in the land of Arvernien.
The area around it was a Marshland.
The Havens of Sirion located around this land.
[edit] History
It may have been inhabited at an earlier time by the Teleri but when they departed for the Havens of the Falas the area was inhabited, until Círdan established a refuge there. People, both Elves and Men began arriving here as the forces of Morgoth began to gain ground.
