Synodontis zambezensis: Population traits

at T = 25 °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_minf f_max date: 2024/10/31
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.404188 0.408415 0.704208 0.704208 1 1 scaled functional response
r 1/d 0 0 0.00471742 0.00117767 0.0074085 0.00184599 spec pop growth rate
t2 d NaN NaN 146.934 588.577 93.5611 375.487 population doubling time
a_b d 9.07354 9.05747 8.25951 8.25951 7.79665 7.79665 age at birth
t_j d 3.48791 3.45426 2.12836 2.12836 1.60069 1.60069 time since birth at metam
t_p d 7897.02 7134.63 1705.28 1705.28 1089.74 1089.74 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.81431 1 0.81575 1 0.816302 survival probability at metam
S_p - 0.999999 0.659805 0.999999 0.570952 0.999999 0.512887 survival probability at puberty
theta_0b - 0.00114625 0.156249 0.038074 0.246415 0.0559289 0.2952 frac of ind that is embryo
theta_bj - 0.000442723 0.0541228 0.00961179 0.0573356 0.0111303 0.0545908 frac of ind between b and j
theta_jp - 0.000708986 0.0711847 0.0271552 0.123994 0.0418599 0.150035 frac of ind between j and p
theta_pi - 0.997702 0.718444 0.925159 0.572255 0.891081 0.500175 frac of ind that is adult
L_bi cm 2.40821 0.433905 0.514843 0.223696 0.457393 0.212677 mean structural length of post-natals
L2_bi cm^2 6.51249 0.682163 0.436023 0.141009 0.347454 0.12216 mean squared structural length of post-natals
L3_bi cm^3 18.4677 1.65921 0.511569 0.212111 0.374175 0.17466 mean cubed structural length of post-natals
Ww_bi g 23.0994 2.07968 0.735104 0.304796 0.606351 0.283037 mean wet weight of post-natals
L_pi cm 2.41091 0.496836 0.532265 0.270607 0.479909 0.267946 mean structural length of adults
L2_pi cm^2 6.52001 0.800208 0.453117 0.183868 0.367744 0.169656 mean squared structural length of adults
L3_pi cm^3 18.489 1.94853 0.531881 0.279184 0.396396 0.24592 mean cubed structural length of adults
Ww_pi g 23.126 2.44233 0.764292 0.401176 0.642361 0.398513 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.0826511 0.00874771 0.00963526 0.00311576 0.0109006 0.00383215 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 0.109375 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0.250464 0.0801718 0.254304 0.084136 yield of living structure on food
Y_VX_d mol/mol 0.0460088 0.0912073 0.000204234 0.1559 7.68244e-05 0.161502 yield of dead structure on food
Y_EX mol/mol 0 0 0.109443 0.035032 0.157796 0.0522065 yield of living reserve on food
Y_EX_d mol/mol 0.011539 0.0231139 8.92425e-05 0.0681225 4.76696e-05 0.100212 yield of dead reserve on food
Y_CX mol/mol 0.833077 0.776304 0.530425 0.551398 0.478401 0.492569 yield of CO2 on food
Y_HX mol/mol 0.599353 0.558507 0.381611 0.3967 0.344183 0.354376 yield of H2O on food
Y_OX mol/mol -0.905972 -0.84423 -0.576837 -0.599646 -0.520261 -0.535669 yield of O2 on food
Y_NX mol/mol 0.124962 0.116446 0.0795637 0.0827098 0.0717602 0.0738854 yield of N-waste on food
mu_TX J/mol 443149 414184 286923 297729 258496 265851 yield of heat on food

Remarks

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