catch ratios
plankton indicators derived from the CPR
traditional measures of species diversity
ratio of endangered to non-endangered species
ENSO and SIO
Exploitation rate
Fishing in balance
genetic diversity
Fulton's condition index
Proportion of the large species is assemblage
average length of fish
mean length-at-age
mean body size of community
mean body size of population
mean length at maturity of fish assemblage
mean maximum length of population
NAO
PDO
Primary production required to support catches
Productivity and consumption ratios
species distribution/relative abundance
stock density indices
slope and intercept of size diversity spectra
size distribution of species
slope and height of the fish assemblage size spectrum
ratio of target to non-target species
system mean transfer efficiency