Symbols |
Indicating: |
A |
Constant of the simple linear model (intercept of the straight line) |
α |
Constant of the Stock-Recruitment relations (limit value of R/S when S→0) |
amr(y) |
Absolute mean rate of variation of y |
air(y) |
Absolute instantaneous rate of variation of y |
B |
Constant of the simple linear model (slope of the straight line) |
B |
Biomass |
SP, SB |
Spawning Biomass |
C |
Catch, in number |
C |
Constant of the Stock-Recruitment relations (generalizes the models) |
D |
Total number of deaths |
E |
Exploitation rate |
F |
Fishing mortality coefficient |
Cconst |
Non defined constant |
Cte |
Non defined constant |
H |
General power function |
ITQ |
Individual Transferable Quotas |
K |
Constant of the individual growth models (associated to growth rate) |
k |
Constant of the Stock-Recruitment relations |
k |
Constant of the production models (Carrying capacity) |
L,L |
Total length of an individual |
MBAL |
Minimum Biomass Acceptable Level (biological reference limit point) |
M |
Natural mortality coefficient |
N |
Number of individuals of a cohort |
P |
Constant of the Production models (generalizes the models) |
Q |
Capturability coefficient |
R |
Constant of the Production models (intrinsic rate associated with the biomass growth) |
R^{2} |
Determination coefficient |
R |
Recruitment to the exploitable phase |
rmr(y) |
Relative mean rate of variation of y |
rir(y) |
Relative instantaneous rate of variation of y |
S |
Annual Survival rate |
S |
Adult or total biomass (in the relations S-R) |
s |
Exploitation pattern (selectivity) |
SQ |
Sum of the squares of the deviations |
S-R |
Stock-Recruitment relation |
t |
Instant of time |
T |
Interval of time between 2 instants |
TAC |
Total Allowed Catch |
TRP |
Biological Target Reference Point |
U |
Stock abundance index |
V |
Function to be maximized for the determination of F_{0.1} |
W |
Individual weight |
Y |
Catch in weight |
Z |
Total mortality coefficient (total mortality instantaneous rate) |