Fisheries dictionary

LONGTERM POTENTIAL YIELD

The largest harvest that can be taken from a fish stock on a sustainable basis, allowing for variable environmental conditions. This may be estimated in various ways, ranging from taking an average of a time series of historical catches to use of sophisticated mathematical models.

  1. longterm potential yield—the largest average harvest that can be taken from a fish stock on a sustainable basis allowing for variable environmental conditions. Abbreviated as LTPY...Dictionary of ichthyology