Sympterygia bonapartii: Population traits

at T = 12 °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: 2025/05/17
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.506919 0.506919 0.543338 0.543338 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00297726 0.00297726 0.00106055 0.00106055 spec pop growth rate
t2 d NaN NaN NaN NaN 232.814 232.814 653.572 653.572 population doubling time
a_b d 173.031 174.478 172.327 173.695 167.641 168.45 167.641 168.45 age at birth
t_p d 3448.08 NaN 2443.14 NaN 1062.89 1167.51 1062.89 1167.51 time since birth at puberty
S_b - 0.999933 0.999921 0.999934 0.999922 0.99994 0.999931 0.99994 0.999931 survival probability at birth
S_p - 0.999507 0.999397 0.411488 0.437412 0.999616 0.999546 0.332577 0.345142 survival probability at puberty
theta_0b - 0.0545718 0.0584277 0.264255 0.244869 0.393749 0.395383 0.522559 0.511276 frac of ind that is embryo
theta_bp - 0.054572 0.0584262 0.166077 0.158519 0.239021 0.239429 0.252677 0.251178 fraction of individuals that is juvenile
theta_pi - 0.890856 0.883146 0.569668 0.596612 0.36723 0.365188 0.224764 0.237546 frac of ind that is adult
L_bi cm 2.04239 1.81758 1.83567 1.6933 1.71392 1.64602 1.60069 1.56901 mean structural length of post-natals
L2_bi cm^2 4.32042 3.40168 3.72809 3.10064 3.46362 3.14277 3.24827 3.04361 mean squared structural length of post-natals
L3_bi cm^3 9.34253 6.48944 8.07236 5.97805 8.07232 6.82524 8.17371 7.13358 mean cubed structural length of post-natals
Ww_bi g 261.794 160.261 241.873 157.809 438.375 325.867 443.881 340.589 mean wet weight of post-natals
L_pi cm 2.10747 1.87455 2.09092 1.89287 2.14538 2.04525 2.25987 2.16669 mean structural length of adults
L2_pi cm^2 4.52539 3.56546 4.54175 3.68524 4.98133 4.48188 5.71382 5.17117 mean squared structural length of adults
L3_pi cm^3 9.85468 6.85875 10.1548 7.33456 12.5147 10.5181 16.0977 13.5294 mean cubed structural length of adults
Ww_pi g 276.146 169.381 304.269 193.618 679.62 502.18 874.202 645.954 mean wet weight of adults
R 1/d 0 0 0 0 0.00880455 0 0.023438 0.0135172 mean reproduction rate of adults
J_X g/d 2.26434 1.56338 2.09427 1.5274 3.58102 2.84934 3.35838 2.75944 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 0.00671131 0.00713166 0.0025812 0.00274169 yield of living structure on food
Y_VX_d mol/mol 0.00180702 0.0018927 0.00343206 0.00354117 7.83166e-05 9.43004e-05 0.00413595 0.00434002 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.357753 0.333365 0.137593 0.128159 yield of living reserve on food
Y_EX_d mol/mol 0.048829 0.0448488 0.0994032 0.0899389 0.00417474 0.00440802 0.220471 0.202872 yield of dead reserve on food
Y_CX mol/mol 0.77699 0.780592 0.728705 0.737359 0.482765 0.504704 0.486406 0.511074 yield of CO2 on food
Y_HX mol/mol 0.667325 0.670419 0.625855 0.633287 0.414627 0.433469 0.417754 0.438941 yield of H2O on food
Y_OX mol/mol -0.913488 -0.917723 -0.856721 -0.866895 -0.567575 -0.593368 -0.571855 -0.600858 yield of O2 on food
Y_NX mol/mol 0.0629992 0.0632913 0.0590842 0.0597859 0.0391431 0.0409219 0.0394383 0.0414385 yield of N-waste on food
mu_TX J/mol 437055 439165 408904 413969 265270 278119 267395 281837 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