abundance#
- echopype.metrics.abundance(ds: Dataset, range_label='echo_range') DataArray #
Calculates the area-backscattering strength (Sa) [unit: dB re 1 m^2 m^-2].
This quantity is the integral of volumetric backscatter over range (
echo_range
).- Parameters
- dsxr.Dataset
- range_labelstr
Name of an xarray DataArray in
ds
containingecho_range
information.
- Returns
- xr.DataArray