Orconectes eupunctus: Population traits

at T = 20 °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 - 0.272502 0.328656 0.664328 0.664328 1 1 scaled functional response
r 1/d 0 0 0.0123126 0.00138622 0.017743 0.0016781 spec pop growth rate
t2 d NaN NaN 56.296 500.026 39.0659 413.056 population doubling time
a_b d 11.1987 10.996 10.4328 10.4328 10.2226 10.2226 age at birth
t_p d 798.419 341.212 96.5725 96.5725 73.044 73.044 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_p - 0.999999 0.502713 0.999999 0.369849 0.999999 0.328308 survival probability at puberty
theta_0b - 0.00743622 0.0432026 0.120562 0.221818 0.165871 0.324019 frac of ind that is embryo
theta_bp - 0.00743902 0.030113 0.106049 0.13127 0.138377 0.180802 fraction of individuals that is juvenile
theta_pi - 0.985125 0.926684 0.773388 0.646912 0.695752 0.495179 frac of ind that is adult
L_bi cm 0.181785 0.213965 0.29505 0.335612 0.323494 0.382079 mean structural length of post-natals
L2_bi cm^2 0.0331438 0.0464073 0.0985806 0.130686 0.128133 0.199153 mean squared structural length of post-natals
L3_bi cm^3 0.00605463 0.0101416 0.0355602 0.0543135 0.0578671 0.118267 mean cubed structural length of post-natals
Ww_bi g 0.017414 0.0330897 0.198207 0.302735 0.456277 0.932521 mean wet weight of post-natals
L_pi cm 0.182393 0.21756 0.319398 0.380721 0.363487 0.478799 mean structural length of adults
L2_pi cm^2 0.0333161 0.0475649 0.110168 0.154545 0.150563 0.266724 mean squared structural length of adults
L3_pi cm^3 0.00609234 0.0104342 0.0402008 0.0650208 0.0689844 0.160814 mean cubed structural length of adults
Ww_pi g 0.0175225 0.0340445 0.224073 0.362415 0.543936 1.268 mean wet weight of adults
R 1/d 0.00256397 0.0104456 0.0433589 0.071132 0.0582511 0.134339 mean reproduction rate of adults
J_X g/d 0.00227727 0.00384565 0.0165126 0.0218904 0.0323075 0.0502146 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 0.0265153 0.00343944 0.0317802 0.00395229 yield of living structure on food
Y_VX_d mol/mol 0.00182698 0.00394837 2.03438e-05 0.00713194 8.35274e-06 0.00809515 yield of dead structure on food
Y_EX mol/mol 0 0 0.121277 0.0157314 0.218804 0.0272112 yield of living reserve on food
Y_EX_d mol/mol 0.00342769 0.00893422 9.30494e-05 0.0326203 5.75079e-05 0.0557344 yield of dead reserve on food
Y_CX mol/mol 0.88537 0.877742 0.74272 0.831702 0.639975 0.795632 yield of CO2 on food
Y_HX mol/mol 0.63845 0.63295 0.535583 0.599749 0.461493 0.573739 yield of H2O on food
Y_OX mol/mol -0.96284 -0.954545 -0.807708 -0.904476 -0.695973 -0.86525 yield of O2 on food
Y_NX mol/mol 0.132806 0.131661 0.111408 0.124755 0.0959963 0.119345 yield of N-waste on food
mu_TX J/mol 469701 465612 392479 440621 336232 420856 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