Perna canaliculus: Population traits

at T = 15 °C with background hazards for embryo, larva, juv, adult: 0, 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 abj f_minf f_max date: 2025/05/27
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.119032 0.119032 0.559516 0.559516 1 1 scaled functional response
r 1/d 0 0 0.0420843 0.0056735 0.0684736 0.00845527 spec pop growth rate
t2 d NaN NaN 16.4704 122.173 10.1228 81.9781 population doubling time
a_b d 2.84035 2.84035 2.19547 2.19547 2.0112 2.0112 age at birth
t_j d 37.3711 37.3711 9.60733 9.60733 6.39627 6.39627 time since birth at metam
t_p d 2315.06 2315.06 261.335 261.335 166.343 166.343 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.714862 1 0.36281 1 0.247657 survival probability at metam
S_p - 0.999999 0.0120775 1 0.0118351 1 0.01181 survival probability at puberty
theta_0b - 0.000355335 0.242491 0.0878994 0.502029 0.128189 0.581845 frac of ind that is embryo
theta_bj - 0.00035749 0.207238 0.0804975 0.313368 0.11216 0.310301 frac of ind between b and j
theta_jp - 0.00434607 0.510784 0.222838 0.169514 0.197035 0.0952793 frac of ind between j and p
theta_pi - 0.994941 0.0394873 0.608765 0.0150891 0.562616 0.0125749 frac of ind that is adult
L_bi cm 0.504224 0.0175577 0.0679473 0.00881675 0.0630175 0.00879301 mean structural length of post-natals
L2_bi cm^2 0.264763 0.00481471 0.00983767 0.000460218 0.00861673 0.000461954 mean squared structural length of post-natals
L3_bi cm^3 0.140951 0.00241157 0.00211478 0.000200841 0.001777 0.000216726 mean cubed structural length of post-natals
Ww_bi g 0.153705 0.00262978 0.00301426 0.000286265 0.00312781 0.000381474 mean wet weight of post-natals
L_pi cm 0.506555 0.210448 0.0965472 0.0691474 0.0918722 0.0687761 mean structural length of adults
L2_pi cm^2 0.266014 0.0913703 0.0146739 0.0134505 0.0132802 0.0136092 mean squared structural length of adults
L3_pi cm^3 0.141617 0.0462534 0.0031676 0.00661217 0.00275255 0.00719072 mean cubed structural length of adults
Ww_pi g 0.154432 0.0504386 0.00451486 0.00942451 0.00484494 0.0126569 mean wet weight of adults
R 1/d 106.274 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.00131857 2.38334e-05 0.000231523 1.01439e-05 0.000362579 1.82144e-05 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.251563 0.251562 0.251563 0.251563 0.251563 0.251563 yield of faeces on food
Y_VX mol/mol 0 0 0.384408 0.112331 0.335589 0.100606 yield of living structure on food
Y_VX_d mol/mol 0.0157429 0.0424191 5.84706e-07 0.236585 1.8487e-07 0.215013 yield of dead structure on food
Y_EX mol/mol 0 0 0.163499 0.0477772 0.255104 0.0764774 yield of living reserve on food
Y_EX_d mol/mol 0.00142449 0.00383826 2.48691e-07 0.100626 1.40532e-07 0.163446 yield of dead reserve on food
Y_CX mol/mol 0.73127 0.70218 0.20053 0.251119 0.157745 0.192896 yield of CO2 on food
Y_HX mol/mol 0.528627 0.507598 0.144961 0.181531 0.114032 0.139442 yield of H2O on food
Y_OX mol/mol -0.795256 -0.763621 -0.218077 -0.273092 -0.171547 -0.209774 yield of O2 on food
Y_NX mol/mol 0.109691 0.105327 0.0300796 0.0376679 0.0236617 0.0289344 yield of N-waste on food
mu_TX J/mol 395595 380929 122122 148171 96148.4 114483 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