A sea lough with an area of tidal mudflats reduced in size by development. The outer shores are mainly rocky with a few sandy bays. The IBA is important for wintering waders and wildfowl, with man-made lagoons in the Inner Harbour holding the main wader roost.
BirdLife International (2020) Important Bird Areas factsheet: Belfast Lough. Downloaded from
http://www.birdlife.org on 27/11/2020.