annual mortality
the percentage of fish dying in one year due to natural causes. May also include those taken through fishing

Dictionary of ichthyology. 2009.

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  • annual mortality rate — the ratio between the number of fish which die during a year from causes other than fishing and the number alive at the beginning of that year. Also called annual natural mortality rate, conditional natural mortality rate, seasonal natural… …   Dictionary of ichthyology

  • annual natural mortality rate — annual mortality rate (the ratio between the number of fish which die during a year from causes other than fishing and the number alive at the beginning of that year. Also called conditional natural mortality rate and seasonal natural mortality… …   Dictionary of ichthyology

  • Mortality — A fatal outcome or, in one word, death. The word mortality is derived from mortal which came from the Latin mors (death). The opposite of mortality is, of course, immortality. Mortality is also quite distinct from morbidity (illness). A condition …   Medical dictionary

  • mortality — noun ADJECTIVE ▪ high, low ▪ Poor hygiene led to high mortality among children. ▪ early, premature ▪ a condition that often results in premature mortality …   Collocations dictionary

  • mortality rate — 1) the rate at which the numbers in a population decrease with time due to various causes. The proportion of the total stock (in numbers) dying each year is the annual mortality rate. To facilitate calculations, mortality is expressed as an… …   Dictionary of ichthyology

  • mortality rate — the incidence of death in the population in a given period. The annual mortality rate is the number of registered deaths in a year, multiplied by 1000 and divided by the population at the middle of the year. See also: infant mortality rate,… …   The new mediacal dictionary

  • Mortality rate — Crude death rate by country Mortality rate is a measure of the number of deaths (in general, or due to a specific cause) in a population, scaled to the size of that population, per unit time. Mortality rate is typically expressed in units of… …   Wikipedia

  • annual total mortality rate — (seasonal total mortality rate) The number of fish which die during a year (or season), divided by the initial number. Also called: actual mortality rate, coefficient of mortality …   Fisheries — dictionary

  • Annual Dividend - Insurance — In the insurance industry, a yearly payment given by an insurance company to a policyholder. Annual dividends are most commonly distributed in conjunction with life insurance and disability income insurance policies. Insurance companies may pay… …   Investment dictionary

  • annual total mortality rate — the number of fish which die during a year divided by the initial number. Also called actual mortality rate, coefficient of mortality. Abbreviated as A …   Dictionary of ichthyology

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