Lithobates septentrionalis: 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_min f_max date: 2023/01/16
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.409979 0.409979 0.426476 0.426476 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00894263 0.00894263 0.00194961 0.00194961 spec pop growth rate
t2 d NaN NaN NaN NaN 77.5105 77.5105 355.532 355.532 population doubling time
a_b d 19.3681 19.494 19.3462 19.4677 19.0255 19.0805 19.0255 19.0805 age at birth
t_p d 5480.4 5.95277e+20 3039.67 5.95277e+20 596.562 789.816 596.562 789.816 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 1 1 0.304523 0.317355 1 1 0.272761 0.277991 survival probability at puberty
theta_0b - 0.00493796 0.0053671 0.23093 0.194377 0.156424 0.156843 0.493617 0.483774 frac of ind that is embryo
theta_bp - 0.00493936 0.00536843 0.126259 0.108313 0.131982 0.132267 0.248312 0.245411 fraction of individuals that is juvenile
theta_pi - 0.990123 0.989264 0.64281 0.69731 0.711594 0.71089 0.25807 0.270816 frac of ind that is adult
L_bi cm 0.463803 0.380646 0.361441 0.319297 0.281298 0.267464 0.179195 0.180568 mean structural length of post-natals
L2_bi cm^2 0.219256 0.147271 0.163535 0.120123 0.113907 0.100192 0.0702324 0.0670432 mean squared structural length of post-natals
L3_bi cm^3 0.104482 0.0573826 0.0787627 0.0474905 0.0583517 0.0465568 0.0462635 0.0392335 mean cubed structural length of post-natals
Ww_bi g 1.32377 0.603878 1.0349 0.517976 1.71931 1.12806 1.36313 0.950619 mean wet weight of post-natals
L_pi cm 0.465752 0.382321 0.418852 0.358275 0.319433 0.303244 0.283194 0.280083 mean structural length of adults
L2_pi cm^2 0.220323 0.148041 0.194689 0.138035 0.133936 0.117749 0.13277 0.123104 mean squared structural length of adults
L3_pi cm^3 0.105001 0.0576918 0.0941621 0.0548133 0.069086 0.0551325 0.0903937 0.0744314 mean cubed structural length of adults
Ww_pi g 1.33035 0.607132 1.23724 0.597845 2.03559 1.33585 2.66341 1.80346 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 0.0281525 0.015432 0.0218429 0.0130937 0.0356742 0.0256081 0.0219959 0.0171356 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 0.0146273 0.0162582 0.00410058 0.00446381 yield of living structure on food
Y_VX_d mol/mol 0.00103803 0.0011121 0.00269645 0.00286655 1.97691e-06 2.69209e-06 0.00763336 0.00824626 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.41636 0.377673 0.116721 0.103693 yield of living reserve on food
Y_EX_d mol/mol 0.0121136 0.0105914 0.0327334 0.0283988 5.62719e-05 6.25365e-05 0.21728 0.191559 yield of dead reserve on food
Y_CX mol/mol 0.811663 0.813002 0.791055 0.794908 0.425111 0.459381 0.504023 0.538963 yield of CO2 on food
Y_HX mol/mol 0.693204 0.694348 0.675604 0.678894 0.363068 0.392336 0.430463 0.460304 yield of H2O on food
Y_OX mol/mol -0.954252 -0.955827 -0.930025 -0.934554 -0.499793 -0.540083 -0.592568 -0.633646 yield of O2 on food
Y_NX mol/mol 0.0658105 0.0659191 0.0641396 0.064452 0.0344685 0.0372471 0.0408667 0.0436997 yield of N-waste on food
mu_TX J/mol 457290 458077 445323 447584 231951 252071 277947 298425 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