Highly invasive signal crayfish were completely eradicated from a Scottish reservoir, protecting local rivers and a salmon fishery.
More than 70 potential barriers to fish migration and 190 likely sources of diffuse pollution identified on the River Worfe.
Anglian Water contracted APEM to carry out ultra-high resolution aerial surveys searching for signs of bathing water pollution.
Since 1987 APEM has monitored and managed the water quality and ecology at Salford Quays in Manchester.
APEM runs two key elements of the prestigious NMBAQC scheme: benthic invertebrates and particle size analysis.
APEM has an unrivalled knowledge of the Manchester Ship Canal, having monitored its water quality and ecology since the 1980s.