Masturus lanceolatus: Population traits

at T = 21 °C with background hazards for embryo, juv, adult: 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 std f_min f_max date: 2025/05/22
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.325116 0.325116 0.325142 0.325142 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00631929 0.00631929 0.00158809 0.00158809 spec pop growth rate
t2 d NaN NaN NaN NaN 109.688 109.688 436.466 436.466 population doubling time
a_b d 3.76312 3.76163 3.7631 3.76161 3.55923 3.55862 3.55923 3.55862 age at birth
t_p d 22583.5 11522.5 19849.9 11492 2250.52 2246.45 2250.52 2246.45 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 1 1 0.322821 0.322472 1 1 0.275281 0.275149 survival probability at puberty
theta_0b - 8.86837e-05 8.84676e-05 0.416131 0.416503 0.021922 0.0219168 0.47896 0.479067 frac of ind that is embryo
theta_bp - 8.99381e-05 8.9725e-05 0.23974 0.239841 0.0217532 0.0217496 0.253762 0.253776 fraction of individuals that is juvenile
theta_pi - 0.999821 0.999822 0.34413 0.343656 0.956325 0.956334 0.267278 0.267157 frac of ind that is adult
L_bi cm 14.985 15.0647 0.855832 0.854839 1.4566 1.45775 0.171203 0.171217 mean structural length of post-natals
L2_bi cm^2 230.267 232.733 10.2148 10.2502 4.02421 4.03117 0.217029 0.217175 mean squared structural length of post-natals
L3_bi cm^3 3569.36 3626.99 152.775 154.114 16.2108 16.2561 1.13601 1.1381 mean cubed structural length of post-natals
Ww_bi g 24225.6 24730.5 1036.97 1050.89 304.766 307.185 21.3571 21.5061 mean wet weight of post-natals
L_pi cm 14.9863 15.066 1.41893 1.41825 1.48853 1.48971 0.286981 0.287062 mean structural length of adults
L2_pi cm^2 230.288 232.754 17.3294 17.4023 4.11568 4.12279 0.420699 0.421086 mean squared structural length of adults
L3_pi cm^3 3569.68 3627.32 259.206 261.672 16.5796 16.6258 2.21445 2.21906 mean cubed structural length of adults
Ww_pi g 24227.8 24732.7 1759.38 1784.32 311.699 314.171 41.6319 41.9327 mean wet weight of adults
R 1/d 0 0 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 55.3078 56.2029 2.45369 2.47553 2.97301 2.99429 0.160337 0.161314 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 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0 0 0.034457 0.0343077 0.0112518 0.0112043 yield of living structure on food
Y_VX_d mol/mol 0.00170122 0.00169811 0.0045725 0.00456252 2.45797e-08 2.43414e-08 0.0223495 0.0222553 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.613339 0.61399 0.200284 0.200518 yield of living reserve on food
Y_EX_d mol/mol 0.00984514 0.00988038 0.0264637 0.0265489 4.37522e-07 4.35627e-07 0.397824 0.398294 yield of dead reserve on food
Y_CX mol/mol 0.879079 0.879047 0.859589 0.859514 0.242829 0.242327 0.258915 0.258354 yield of CO2 on food
Y_HX mol/mol 0.632448 0.632425 0.618426 0.618372 0.174702 0.174341 0.186275 0.185871 yield of H2O on food
Y_OX mol/mol -0.955998 -0.955963 -0.934803 -0.934721 -0.264076 -0.26353 -0.281571 -0.28096 yield of O2 on food
Y_NX mol/mol 0.131862 0.131857 0.128938 0.128927 0.0364243 0.036349 0.0388373 0.0387531 yield of N-waste on food
mu_TX J/mol 466235 466217 455659 455617 117935 117651 126740 126424 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