Layer Estimates:

Layer: Rivers (ID:0)
Count: 23
Extent:

XMin: 694198.1866
YMin: 740661.33
XMax: 726901.336
YMax: 773144.875499999
Spatial Reference: 2157 (2157)

Layer: Defended Area (ID:1)
Count: 351
Extent:

XMin: 701351.8998
YMin: 740661.330900001
XMax: 724037.9366
YMax: 768829.7884
Spatial Reference: 2157 (2157)