Eel fisher Declan Conlon challenges authorities in Belfast court.
Claims officials ignored evidence of ecological collapse.
Lough Neagh is the largest lake in the UK.
Strategic angle: Declan Conlon will argue officials have failed to act despite clear evidence of the ecological collapse of Lough Neagh.
Eel fisher Declan Conlon challenges authorities in Belfast court.
Claims officials ignored evidence of ecological collapse.
Lough Neagh is the largest lake in the UK.