ssn: Method ssn

In FLCore: Core package of FLR, fisheries modelling in R.

Description

Returns the Spawning Stock Numbers of FLBiol objects.

Generic function

ssn(object)

Methods

signature(object=FLBiol) :

For a given FLBiol object, the spawning stock numbers are calculated as follows:

SSN = sum(n * fec * exp(-spwn * m))

In Leslie matrix type models it is the spawning stock * numbers birthed (realised fecundity) that is the key recruitment driver, not SSB.

Author(s)

The FLR Team

See Also

FLComp FLStock

Examples

## Not run: 
 data(ple4.biol)
 ssn(ple4.biol)

## End(Not run)

FLCore documentation built on May 2, 2019, 5:46 p.m.