Siganus vermiculatus: Population traits

at T = 28.6 °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: 2025/01/23
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.455274 0.626457 0.813228 0.813228 1 1 scaled functional response
r 1/d 0 0 0.0353063 0.000718577 0.045213 0.00115073 spec pop growth rate
t2 d NaN NaN 19.6324 964.611 15.3307 602.352 population doubling time
a_b d 1.55938 1.47948 1.42007 1.42007 1.37582 1.37582 age at birth
t_j d 8.93523 6.85166 5.59741 5.59741 4.81865 4.81865 time since birth at metam
t_p d 956.86 336.456 229.157 229.157 180.692 180.692 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.399605 1 0.33997 1 0.29671 survival probability at metam
S_p - 0.999998 0.0142923 0.999999 0.014227 0.999999 0.0141875 survival probability at puberty
theta_0b - 0.00121363 0.468269 0.0488046 0.510498 0.0601969 0.540821 frac of ind that is embryo
theta_bj - 0.00121601 0.307029 0.0465167 0.312694 0.0566805 0.313252 frac of ind between b and j
theta_jp - 0.00575173 0.197041 0.12406 0.154105 0.127306 0.125581 frac of ind between j and p
theta_pi - 0.991819 0.0276603 0.780619 0.0227026 0.755817 0.020346 frac of ind that is adult
L_bi cm 4.39271 0.156326 1.19404 0.132852 1.11679 0.124565 mean structural length of post-natals
L2_bi cm^2 20.4675 0.434538 2.62407 0.341558 2.37394 0.316301 mean squared structural length of post-natals
L3_bi cm^3 97.3464 2.59297 7.74039 2.45522 6.9419 2.63891 mean cubed structural length of post-natals
Ww_bi g 120.569 3.44411 11.0387 3.50142 10.5793 4.02165 mean wet weight of post-natals
L_pi cm 4.42282 1.74118 1.43213 1.43817 1.36326 1.3148 mean structural length of adults
L2_pi cm^2 20.6112 8.25488 3.19469 7.25329 2.94873 7.02177 mean squared structural length of adults
L3_pi cm^3 98.0303 49.8373 9.4314 52.9281 8.63132 59.5459 mean cubed structural length of adults
Ww_pi g 121.416 66.1965 13.4503 75.4816 13.154 90.7468 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 3.65435 0.106344 0.840111 0.108478 0.935396 0.123557 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 yield of faeces on food
Y_VX mol/mol 0 0 0.325296 0.0162638 0.335541 0.0245772 yield of living structure on food
Y_VX_d mol/mol 0.0262817 0.0652036 6.1727e-05 0.0757134 3.54075e-05 0.0827652 yield of dead structure on food
Y_EX mol/mol 0 0 0.138614 0.00693027 0.175817 0.012878 yield of living reserve on food
Y_EX_d mol/mol 0.00626964 0.0214032 2.63029e-05 0.0322627 1.85529e-05 0.0433674 yield of dead reserve on food
Y_CX mol/mol 0.858074 0.804018 0.426627 0.759455 0.379212 0.727037 yield of CO2 on food
Y_HX mol/mol 0.617336 0.578446 0.306934 0.546386 0.272822 0.523063 yield of H2O on food
Y_OX mol/mol -0.933155 -0.87437 -0.463957 -0.825907 -0.412393 -0.790653 yield of O2 on food
Y_NX mol/mol 0.128711 0.120603 0.063994 0.113918 0.0568818 0.109056 yield of N-waste on food
mu_TX J/mol 455911 428126 233569 404955 208002 387894 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