Jassa falcata: Population traits

at T = 13 °C with background hazards for embryo, larva, juv, adult: 0, 0, 0, 0 1/d

Ln survival probability as function of age, with (dashed) and without (solid) thinning at max (red) and min (blue) scaled functional response for females.
Ln survivor function of the stable age distribution as function of age, with (dashed) and without (solid) thinning at max (red) and min (blue) scaled functional response for females.
model abj f_min f_max date: 2023/09/03
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.639833 0.639833 NaN NaN 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.0160716 0.0160716 NaN NaN spec pop growth rate
t2 d NaN NaN NaN NaN 43.1287 43.1287 NaN NaN population doubling time
a_b d 13.3584 13.2341 NaN NaN 12.421 12.3084 NaN NaN age at birth
t_j d 165.243 143.669 NaN NaN 72.3844 66.999 NaN NaN time since birth at metam
t_p d 303.864 255.327 NaN NaN 116.331 106.934 NaN NaN time since birth at puberty
S_b - 0.999671 0.999697 NaN NaN 0.999734 0.999755 NaN NaN survival probability at birth
S_j - 0.997599 0.997825 NaN NaN 0.998271 0.998433 NaN NaN survival probability at metam
S_p - 0.813587 0.876981 NaN NaN 0.97731 0.982215 NaN NaN survival probability at puberty
theta_0b - 0.0450878 0.0432231 NaN NaN 0.186172 0.184289 NaN NaN frac of ind that is embryo
theta_bj - 0.045094 0.0432312 NaN NaN 0.152483 0.15122 NaN NaN frac of ind between b and j
theta_jp - 0.475111 0.405193 NaN NaN 0.423299 0.401546 NaN NaN frac of ind between j and p
theta_pi - 0.434707 0.508353 NaN NaN 0.238046 0.262945 NaN NaN frac of ind that is adult
L_bi cm 0.0962428 0.107713 NaN NaN 0.104857 0.111848 NaN NaN mean structural length of post-natals
L2_bi cm^2 0.010314 0.0129975 NaN NaN 0.014331 0.0165478 NaN NaN mean squared structural length of post-natals
L3_bi cm^3 0.00119275 0.00168824 NaN NaN 0.00239445 0.00299478 NaN NaN mean cubed structural length of post-natals
Ww_bi g 0.00146422 0.00209499 NaN NaN 0.00324621 0.00412246 NaN NaN mean wet weight of post-natals
L_pi cm 0.128153 0.139629 NaN NaN 0.184475 0.193405 NaN NaN mean structural length of adults
L2_pi cm^2 0.0165321 0.0196677 NaN NaN 0.0353616 0.0390891 NaN NaN mean squared structural length of adults
L3_pi cm^3 0.00214585 0.00279242 NaN NaN 0.00702614 0.00822862 NaN NaN mean cubed structural length of adults
Ww_pi g 0.00263425 0.0034652 NaN NaN 0.0095255 0.0113271 NaN NaN mean wet weight of adults
R 1/d 0.0405432 0.055904 NaN NaN 0.174194 0.204909 NaN NaN mean reproduction rate of adults
J_X g/d 0.000106884 0.000150955 NaN NaN 0.000272686 0.000342773 NaN NaN mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 0.109375 NaN NaN 0.109375 0.109375 NaN NaN yield of faeces on food
Y_VX mol/mol 0 0 NaN NaN 0.141124 0.140416 NaN NaN yield of living structure on food
Y_VX_d mol/mol 0.0689802 0.0664134 NaN NaN 0.0157131 0.0149122 NaN NaN yield of dead structure on food
Y_EX mol/mol 0 0 NaN NaN 0.0502012 0.0528738 NaN NaN yield of living reserve on food
Y_EX_d mol/mol 0.0157002 0.0160009 NaN NaN 0.00558954 0.00561518 NaN NaN yield of dead reserve on food
Y_CX mol/mol 0.805945 0.808211 NaN NaN 0.677997 0.676808 NaN NaN yield of CO2 on food
Y_HX mol/mol 0.581176 0.58281 NaN NaN 0.488911 0.488054 NaN NaN yield of H2O on food
Y_OX mol/mol -0.876465 -0.878929 NaN NaN -0.737322 -0.736028 NaN NaN yield of O2 on food
Y_NX mol/mol 0.120892 0.121232 NaN NaN 0.1017 0.101521 NaN NaN yield of N-waste on food
mu_TX J/mol 429375 430493 NaN NaN 363397 362667 NaN NaN yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female differ.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer