The total living matter (biomass) produced by a stock through growth and recruitment in a given unit of time (e.g. daily, annual production). The "net production" is the net amount of living matter added to the stock during the time period, after deduction of biomass losses through mortality.
PRODUCTION
Meaning of PRODUCTION in English
Fishery English glossary. Английский глоссарий рыболовства . 2012