Lithobates clamitans: Population traits

at T = 10 °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: 2023/01/22
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.276456 0.302885 0.651442 0.651442 1 1 scaled functional response
r 1/d 0 0 0.00340491 0.000877483 0.0055905 0.00141776 spec pop growth rate
t2 d NaN NaN 203.573 789.926 123.987 488.903 population doubling time
a_b d 17.236 16.986 14.9706 14.9706 13.9429 13.9429 age at birth
t_p d 11098.4 6142.72 1541.56 1541.56 950.192 950.192 time since birth at puberty
S_b - 0.999999 0.999999 0.999999 0.999999 1 1 survival probability at birth
S_p - 0.999995 0.857138 0.999997 0.75493 0.999997 0.685001 survival probability at puberty
theta_0b - 0.00220512 0.0601841 0.0495743 0.150808 0.0747388 0.202225 frac of ind that is embryo
theta_bp - 0.00221662 0.055988 0.0472588 0.129759 0.0693962 0.164811 fraction of individuals that is juvenile
theta_pi - 0.995578 0.883828 0.903167 0.719433 0.855865 0.632964 frac of ind that is adult
L_bi cm 0.960261 0.468607 0.41508 0.302688 0.397873 0.293759 mean structural length of post-natals
L2_bi cm^2 1.0229 0.377974 0.246537 0.170727 0.229891 0.162947 mean squared structural length of post-natals
L3_bi cm^3 1.14456 0.39633 0.193603 0.171643 0.180232 0.172442 mean cubed structural length of post-natals
Ww_bi g 1.21209 0.421948 0.220519 0.195505 0.218696 0.209244 mean wet weight of post-natals
L_pi cm 0.962138 0.49084 0.43043 0.335388 0.420005 0.337886 mean structural length of adults
L2_pi cm^2 1.02515 0.40104 0.25866 0.198858 0.247262 0.201341 mean squared structural length of adults
L3_pi cm^3 1.1471 0.421333 0.203639 0.202276 0.194687 0.216839 mean cubed structural length of adults
Ww_pi g 1.21478 0.448567 0.23195 0.230398 0.236235 0.263114 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.00301042 0.00121872 0.00170972 0.00118398 0.00244731 0.00173465 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 0.385562 0.12721 0.411713 0.14094 yield of living structure on food
Y_VX_d mol/mol 0.0793825 0.150377 0.000718969 0.234029 0.00025515 0.254507 yield of dead structure on food
Y_EX mol/mol 0 0 0.053603 0.0176854 0.0878644 0.0300782 yield of living reserve on food
Y_EX_d mol/mol 0.00468348 0.00972027 9.99551e-05 0.0325359 5.4452e-05 0.0543149 yield of dead reserve on food
Y_CX mol/mol 0.746067 0.675738 0.416843 0.443228 0.361433 0.379976 yield of CO2 on food
Y_HX mol/mol 0.637182 0.577117 0.356006 0.378541 0.308683 0.32452 yield of H2O on food
Y_OX mol/mol -0.877133 -0.794449 -0.490072 -0.521093 -0.424928 -0.446728 yield of O2 on food
Y_NX mol/mol 0.0604919 0.0547896 0.0337981 0.0359374 0.0293054 0.0308089 yield of N-waste on food
mu_TX J/mol 422853 385281 245699 259875 214585 224602 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