Tullybrick Lough ASSI
Lying in a small interdrumlin wetland the lough appears to be fed mainly by calcareous springs. As result it has the typical characteristics of a marl lough, with very clear water and extensive growths of stonewort. Around the edge the lough is fringed by stands of great fen-sedge along with other commoner swamp types. Behind the swamp fringe the marginal vegetation varies between swamp woodland, tall herb fen and most notably to the east by tall sedge-rich fen of a calcareous nature.
These fen vegetation types grade into fen meadow on the dryer ground behind. In addition to the notability of the lake type itself and of some of the vegetation communities present the site also contains a number of locally rare floral Lying in a small interdrumlin wetland the lough appears to be fed mainly by calcareous springs. As result it has the typical characteristics of a marl lough, with very clear water and extensive growths of stonewort. Around the edge the lough is fringed by stands of great fen-sedge along with other commoner swamp types. Behind the swamp fringe the marginal vegetation varies between swamp woodland, tall herb fen and most notably to the east by tall sedge-rich fen of a calcareous nature. These fen vegetation types grade into fen meadow on the dryer ground behind. In addition to the notability of the lake type itself and of some of the vegetation communities present the site also contains a number of locally rare floral species.