Layer Estimates:

Layer: Current Seashore (ID:0)
Count: 3953
Extent:

XMin: -20037507.0671618
YMin: -20602629.0687507
XMax: 20037507.0671618
YMax: 18418382.2192609
Spatial Reference: 102100 (3857)

Layer: Ocean Extent (ID:1)
Count: 4504
Extent:

XMin: -20037507.0671618
YMin: -30239028.5397046
XMax: 20037507.0671618
YMax: 30236208.9502172
Spatial Reference: 102100 (3857)