Boulengerochromis microlepis: Population traits

at T = 27 °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_minf f_max date: 2025/05/23
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.473913 0.581532 0.790766 0.790766 1 1 scaled functional response
r 1/d 0 0 0.00459049 0.000185186 0.0055753 0.000256079 spec pop growth rate
t2 d NaN NaN 150.996 3742.98 124.325 2706.78 population doubling time
a_b d 7.61827 7.44844 7.23026 7.23026 7.09424 7.09424 age at birth
t_p d 7629.41 1892.39 1248.45 1248.45 1028.62 1028.62 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.375012 1 0.346574 1 0.328569 survival probability at puberty
theta_0b - 0.00112554 0.366257 0.0325869 0.403301 0.0386964 0.422487 frac of ind that is embryo
theta_bp - 0.00112788 0.22462 0.0315848 0.237489 0.037282 0.24224 fraction of individuals that is juvenile
theta_pi - 0.997747 0.409123 0.935828 0.35921 0.924022 0.335272 frac of ind that is adult
L_bi cm 5.16903 0.796524 1.53044 0.577967 1.43502 0.527312 mean structural length of post-natals
L2_bi cm^2 28.5002 3.45663 3.90842 2.31705 3.53702 2.13562 mean squared structural length of post-natals
L3_bi cm^3 160.989 21.5916 13.2623 17.0416 11.9002 18.0581 mean cubed structural length of post-natals
Ww_bi g 348.456 52.4439 39.0312 50.1537 41.1406 62.429 mean wet weight of post-natals
L_pi cm 5.17476 1.17794 1.57843 0.89155 1.48847 0.832491 mean structural length of adults
L2_pi cm^2 28.5324 5.34861 4.03993 3.84169 3.67923 3.67047 mean squared structural length of adults
L3_pi cm^3 161.171 33.4454 13.7099 28.3077 12.3803 31.1044 mean cubed structural length of adults
Ww_pi g 348.85 81.2355 40.3484 83.3101 42.8003 107.532 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 1.62655 0.242073 0.372194 0.22065 0.425949 0.257184 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 0.163572 0.0143026 0.155763 0.0179805 yield of living structure on food
Y_VX_d mol/mol 0.0192575 0.0449718 7.56224e-05 0.0514949 4.38351e-05 0.0526108 yield of dead structure on food
Y_EX mol/mol 0 0 0.317823 0.0277901 0.382731 0.0441803 yield of living reserve on food
Y_EX_d mol/mol 0.0224248 0.0642601 0.000146935 0.100055 0.000107709 0.129272 yield of dead reserve on food
Y_CX mol/mol 0.848943 0.781393 0.409007 0.696982 0.351979 0.646582 yield of CO2 on food
Y_HX mol/mol 0.610767 0.562169 0.294258 0.50144 0.25323 0.46518 yield of H2O on food
Y_OX mol/mol -0.923225 -0.849765 -0.444795 -0.757968 -0.382777 -0.703158 yield of O2 on food
Y_NX mol/mol 0.127341 0.117209 0.0613511 0.104547 0.0527969 0.0969873 yield of N-waste on food
mu_TX J/mol 450538 414671 215793 369286 184035 341806 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