Layer Estimates:

Layer: WFD_River_Water_Body_Catchments_Cycle_3 (ID:0)
Count: 3772
Extent:

XMin: 135925.002
YMin: 15283.0081999991
XMax: 654770.0006
YMax: 650647.012100001
Spatial Reference: PROJCS["OSGB 1936 / British National Grid",GEOGCS["OSGB 1936",DATUM["OSGB 1936",SPHEROID["Airy 1830",6377563.396,299.3249646]],PRIMEM["Greenwich",0.0],UNIT["degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["false_easting",400000.0],PARAMETER["false_northing",-100000.0],PARAMETER["central_meridian",-2.0],PARAMETER["scale_factor",0.9996012717],PARAMETER["latitude_of_origin",49.0],UNIT["m",1.0]]