Pelusios subniger: Population traits

at T = 30 °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: 2025/05/23
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.72208 0.72208 0.767709 0.767709 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00145431 0.00145431 0.000192058 0.000192058 spec pop growth rate
t2 d NaN NaN NaN NaN 476.617 476.617 3609.05 3609.05 population doubling time
a_b d 75.9645 77.0137 75.3347 76.3514 72.8485 73.7267 72.8485 73.7267 age at birth
t_p d 2691.66 NaN 1417.47 NaN 730.65 867.185 730.65 867.185 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_p - 1 1 0.504609 0.526996 1 1 0.451758 0.470113 survival probability at puberty
theta_0b - 0.00424427 0.00445206 0.0567842 0.0500854 0.100512 0.10166 0.195579 0.177564 frac of ind that is embryo
theta_bp - 0.00424592 0.00445395 0.0400203 0.0360768 0.0904328 0.0913507 0.128736 0.119196 fraction of individuals that is juvenile
theta_pi - 0.99151 0.991094 0.903196 0.913838 0.809055 0.806989 0.675685 0.70324 frac of ind that is adult
L_bi cm 5.66971 5.14553 5.67898 5.20111 5.02223 4.69223 5.68103 5.37203 mean structural length of post-natals
L2_bi cm^2 32.387 26.6591 33.6045 27.9907 28.8708 24.9032 38.4117 33.4549 mean squared structural length of post-natals
L3_bi cm^3 185.725 138.633 202.358 152.972 180.718 143.064 280.973 223.229 mean cubed structural length of post-natals
Ww_bi g 368.274 262.18 413.824 297.912 426.712 319.631 663.435 498.734 mean wet weight of post-natals
L_pi cm 5.68611 5.1605 5.84998 5.33543 5.36944 5.00925 6.40675 5.96851 mean structural length of adults
L2_pi cm^2 32.511 26.764 34.9454 28.9669 31.6823 27.3124 45.0537 38.5365 mean squared structural length of adults
L3_pi cm^3 186.493 139.229 211.049 158.776 200.102 158.466 333.206 259.949 mean cubed structural length of adults
Ww_pi g 369.797 263.306 431.598 309.214 472.481 354.041 786.768 580.771 mean wet weight of adults
R 1/d 0 0 0.0010406 0 0.00142865 0 0.00655054 0.00347512 mean reproduction rate of adults
J_X g/d 3.16079 2.35897 3.48685 2.63332 3.9021 3.05174 5.19162 4.0997 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 0.0673532 0.0681773 0.0103943 0.0104576 yield of living structure on food
Y_VX_d mol/mol 0.00344654 0.00356222 0.00831552 0.0084319 2.09084e-05 2.33434e-05 0.0183438 0.0181619 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.0916816 0.0841427 0.0141487 0.0129065 yield of living reserve on food
Y_EX_d mol/mol 0.0033876 0.00317456 0.00868981 0.00798912 2.84607e-05 2.88098e-05 0.0249697 0.0224149 yield of dead reserve on food
Y_CX mol/mol 0.71808 0.718159 0.709816 0.710291 0.594377 0.59983 0.668499 0.671681 yield of CO2 on food
Y_HX mol/mol 0.763497 0.763581 0.75471 0.755215 0.63197 0.637768 0.710781 0.714163 yield of H2O on food
Y_OX mol/mol -0.911409 -0.91151 -0.90092 -0.901523 -0.754401 -0.761323 -0.84848 -0.852518 yield of O2 on food
Y_NX mol/mol 0.165711 0.165729 0.163804 0.163913 0.137164 0.138422 0.154269 0.155003 yield of N-waste on food
mu_TX J/mol 460827 460885 455569 455891 381679 385350 429088 431199 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