Chiton tuberculatus: Population traits

at T = 23 °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: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.141901 0.203244 0.601622 0.601622 1 1 scaled functional response
r 1/d 0 0 0.0324848 0.00122683 0.0388818 0.00118792 spec pop growth rate
t2 d NaN NaN 21.3376 564.989 17.827 583.496 population doubling time
a_b d 1.14568 1.08724 0.961774 0.961774 0.928161 0.928161 age at birth
t_j d 0.741357 0.58374 0.343196 0.343196 0.294441 0.294441 time since birth at metam
t_p d 2689.88 611.224 239.6 239.6 194.334 194.334 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.464729 1 0.464023 1 0.463894 survival probability at metam
S_p - 1 0.312158 1 0.217374 1 0.192879 survival probability at puberty
theta_0b - 0.000708899 0.413526 0.0305223 0.525246 0.0351285 0.554837 frac of ind that is embryo
theta_bj - 0.000462475 0.156365 0.0107488 0.131804 0.0109835 0.123934 frac of ind between b and j
theta_jp - 0.000252225 0.0735375 0.0190736 0.108017 0.0232174 0.114251 frac of ind between j and p
theta_pi - 0.998576 0.356572 0.939655 0.234933 0.930671 0.206978 frac of ind that is adult
L_bi cm 1.03028 0.0901447 0.284705 0.0621553 0.283512 0.0615399 mean structural length of post-natals
L2_bi cm^2 1.15018 0.0790941 0.149322 0.0597569 0.150956 0.0681264 mean squared structural length of post-natals
L3_bi cm^3 1.32357 0.114154 0.111862 0.16813 0.116955 0.251893 mean cubed structural length of post-natals
Ww_bi g 1.96848 0.193821 0.342949 0.515458 0.518549 1.11683 mean wet weight of post-natals
L_pi cm 1.03101 0.140582 0.293297 0.11246 0.293397 0.117161 mean structural length of adults
L2_pi cm^2 1.151 0.129997 0.154055 0.120582 0.156495 0.146315 mean squared structural length of adults
L3_pi cm^3 1.32451 0.187754 0.115412 0.339755 0.121253 0.541762 mean cubed structural length of adults
Ww_pi g 1.96989 0.318786 0.353833 1.04163 0.537605 2.40205 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.129059 0.0127156 0.0710988 0.028451 0.119483 0.0539193 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.328125 0.328125 0.328125 0.328125 0.328125 0.328125 yield of faeces on food
Y_VX mol/mol 0 0 0.0511093 0.00724992 0.0380591 0.00554957 yield of living structure on food
Y_VX_d mol/mol 0.00895979 0.0196479 9.88204e-06 0.0201983 4.86925e-06 0.0169155 yield of dead structure on food
Y_EX mol/mol 0 0 0.105583 0.0149771 0.130686 0.0190559 yield of living reserve on food
Y_EX_d mol/mol 0.00436569 0.0137121 2.04146e-05 0.0417263 1.67199e-05 0.0580837 yield of dead reserve on food
Y_CX mol/mol 0.65855 0.638515 0.515152 0.587723 0.503108 0.57227 yield of CO2 on food
Y_HX mol/mol 0.477448 0.462923 0.373485 0.426099 0.364754 0.414896 yield of H2O on food
Y_OX mol/mol -0.716173 -0.694385 -0.560228 -0.639149 -0.54713 -0.622344 yield of O2 on food
Y_NX mol/mol 0.0987824 0.0957772 0.0772729 0.0881585 0.0754662 0.0858405 yield of N-waste on food
mu_TX J/mol 360619 350134 283859 322589 276582 313841 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