Erpetoichthys calabaricus: Population traits

at T = 26 °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: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.847331 0.86906 0.93453 0.93453 1 1 scaled functional response
r 1/d 0 0 0.0020896 0.000261611 0.00264516 0.000397466 spec pop growth rate
t2 d NaN NaN 331.713 2649.53 262.044 1743.92 population doubling time
a_b d 18.3447 18.2865 18.124 18.124 17.978 17.978 age at birth
t_p d 8744.86 3775.31 2542.47 2542.47 2094.45 2094.45 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 1 0.423244 1 0.413784 1 0.405308 survival probability at puberty
theta_0b - 0.0021156 0.291033 0.0371505 0.336884 0.0464175 0.353746 frac of ind that is embryo
theta_bp - 0.00211731 0.189242 0.0357973 0.215645 0.0442948 0.223612 fraction of individuals that is juvenile
theta_pi - 0.995767 0.519725 0.927052 0.447471 0.909288 0.422642 frac of ind that is adult
L_bi cm 2.24993 0.75431 0.941379 0.475539 0.843616 0.414704 mean structural length of post-natals
L2_bi cm^2 5.32471 1.40392 1.26633 0.669685 1.04823 0.520828 mean squared structural length of post-natals
L3_bi cm^3 12.8485 3.23545 2.05339 1.42433 1.61158 1.07879 mean cubed structural length of post-natals
Ww_bi g 26.1726 6.67671 4.40191 3.05338 3.58394 2.39908 mean wet weight of post-natals
L_pi cm 2.25449 0.990892 0.973542 0.654056 0.879398 0.578239 mean structural length of adults
L2_pi cm^2 5.33601 1.91108 1.31477 0.987007 1.09871 0.790387 mean squared structural length of adults
L3_pi cm^3 12.8758 4.41311 2.13262 2.11015 1.69002 1.6489 mean cubed structural length of adults
Ww_pi g 26.2282 9.10693 4.57178 4.5236 3.75838 3.66693 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.121673 0.0329032 0.0319145 0.0168775 0.0282686 0.0140456 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 0.134446 0.0220779 0.1508 0.0305279 yield of living structure on food
Y_VX_d mol/mol 0.015178 0.0373038 0.00022062 0.0551797 0.000131279 0.0659127 yield of dead structure on food
Y_EX mol/mol 0 0 0.15377 0.0252512 0.184558 0.0373618 yield of living reserve on food
Y_EX_d mol/mol 0.0157398 0.0396766 0.00025233 0.0631108 0.000160668 0.0806679 yield of dead reserve on food
Y_CX mol/mol 0.859707 0.813645 0.601937 0.725005 0.554976 0.676155 yield of CO2 on food
Y_HX mol/mol 0.618512 0.585372 0.43306 0.521601 0.399274 0.486456 yield of H2O on food
Y_OX mol/mol -0.934932 -0.884839 -0.654606 -0.788443 -0.603536 -0.735318 yield of O2 on food
Y_NX mol/mol 0.128956 0.122047 0.0902905 0.108751 0.0832463 0.101423 yield of N-waste on food
mu_TX J/mol 456254 432026 320455 385272 295439 359363 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