'Hist'
An object for storing information generated by the end of the historical simulations
Data
The Data object at the end of the historical period
Obs
A table of sampled parameters of the observation model. Table of nsim rows. Real numbers
Abias: bias in observed current absolute stock biomass
Aerr: error in observed current absolute stock biomass
betas: hyper-stability/hyper-depletion parameter
BMSY_B0bias: bias in ratio of most productive stock size relative to unfished
Brefbias: bias in BMSY stock levels (target or reference biomass levels)
CAA_ESS: the effective sample size of multinomial catch-at-age observation model (number of independent draws)
CAA_nsamp: the number of catch-at-age observations per time step
CAL_ESS: the effective sample size of multinomial catch-at-length observation model (number of independent draws)
CAL_nsamp: the number of catch-at-length observations per time step
Cbias: bias in observed catches
Crefbias: bias in MSY prediction (target or reference catch)
Csd: observation error in observed catches (lognormal CV)
Dbias: bias in observed stock depletion (also applies to depletion Dt for DCAC)
Derr: error in observed stock depletion
FMSY_Mbias: bias in ratio of FMSY to natural mortality rate
hbias: bias in observed steepness of the stock recruitment relationship
Irefbias: bias in abundance index corresponding to BMSY stock levels
Isd: observation error in relative abundance index (lognormal CV)
Kbias: bias in maximum growth rate (von Bertalanffy K parameter)
lenMbias: bias in length at 50 per cent maturity
LFCbias: bias in length at first capture
LFSbias: bias in length at full selection
Linfbias: bias in maximum length (von Bertalanffy Linf parameter)
Mbias: bias in observed natural mortality rate
Recsd: error in observed recruitment
t0bias: bias in theoretical length at age zero (von Bertalanffy t0 parameter)
OM
A numeric data.frame with nsim rows with sampled Stock & Fleet parameters
AtAge
A named list with arrays (dim nsim, maxage, nyears+proyears):
Length: Length-at-age for each simulation, age, and year
Weight: Weight-at-age for each simulation, age, and year
Select: Selectivity-at-age for each simulation, age, and year
Retention: Retention-at-age for each simulation, age, and year
Maturity: Maturity-at-age for each simulation, age, and year
N.Mortality: Natural mortality-at-age for each simulation, age, and year
Nage: Total numbers by simulation, age, and year
SSBage: Spawning stock biomass by simulation, age, and year
FM: Fishing mortality by simulation, age, year, and area
TSdata
A named list with population dynamics by simulation and year :
VB: Vulnerable biomass
SSB: Spawning stock biomass
B: Total biomass
Removals: Removals
Catch: Retained catch (will be same as removals unless there is discard mortality)
Rec: Recruitment
N: Total numbers
Find: Historical fishing effort
Marray: Average adult natural mortality (historical & projection)
RecDev: Recruitment deviations (historical & projection)
Ref
A numeric data.frame with nsim rows containing biological reference points:
B0: Average unfished total biomass
Blow: Spawning stock biomass where it takes MGThorizon x MGT to reach Bfrac of BMSY
BMSY: Average total biomass corresponding with MSY
BMSY_B0: Ratio of BMSY to B0
FMSY: Fishing mortality rate corresponding with MSY
FMSY_M: Ratio of FMSY to (adult) M
MGT: Mean generation time
MSY: Maximum sustainable yield
N0: Average unfished numbers
R0: Average unfished recruitment
RefY: Maximum yield obtained in forward projections with a fixed F
SSB0: Average unfished spawning biomass
SSBMSY: Average spawning biomass corresponding with MSY
SSBMSY_SSB: Ratio of SSBMSY to SSB0
UMSY: Exploitation rate corresponding with MSY
VBMSY: Average vulnerable biomass corresponding with MSY
SampPars
All sampled Stock, Fleet, Obs, and Imp parameters
Misc
A list of additional information