Figure 2
From: Anisotropy of the sea surface height wavenumber spectrum from altimeter observations

Zonally averaged 2Ï€Lr (dashed curve), where Lr represents the first Rossby deformation radius; the eddy length scale Leddy (dotted curve) is based on the centroid of KE; the floor of the mesoscale band (dash-dotted curve)Â and the spatial correlation scale Lcorrelation_scale (solid curve) used during map processing of DT2014.