Layer Estimates:

Layer: AlbanyRiver (ID:0)
Count: 229
Extent:

XMin: -9656076.04201254
YMin: 6638607.63433533
XMax: -9077737.81684567
YMax: 6855059.05977362
Spatial Reference: 102100 (3857)

Layer: AttawapiskatRiver (ID:1)
Count: 389
Extent:

XMin: -9698364.08933378
YMin: 6813067.2947028
XMax: -9154463.37218967
YMax: 7008548.56656817
Spatial Reference: 102100 (3857)