Hyas coarctatus: Population traits

at T = 10 °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_min f_max date: 2025/06/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.115064 NaN 0.201545 0.201545 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00999631 0.00999631 0.000413488 0.000413488 spec pop growth rate
t2 d NaN NaN NaN NaN 69.3403 69.3403 1676.34 1676.34 population doubling time
a_b d 37.8046 NaN 34.4207 NaN 26.6253 26.6253 26.6253 26.6253 age at birth
t_j d 299.245 NaN 166.3 NaN 44.634 44.634 44.634 44.634 time since birth at metam
t_p d 5325.54 NaN 1701.96 NaN 364.541 448.624 364.541 448.624 time since birth at puberty
S_b - 0.999998 NaN 0.999999 NaN 0.999999 0.999999 0.999999 0.999999 survival probability at birth
S_j - 0.99999 NaN 0.622463 NaN 0.999997 0.999997 0.247077 0.247077 survival probability at metam
S_p - 0.999806 NaN 0.101221 NaN 0.999995 0.999995 0.0959752 0.0959752 survival probability at puberty
theta_0b - 0.00434192 NaN 0.2582 NaN 0.233483 0.233483 0.544498 0.544498 frac of ind that is embryo
theta_bj - 0.0043565 NaN 0.206119 NaN 0.179123 0.179123 0.290761 0.290761 frac of ind between b and j
theta_jp - 0.0301251 NaN 0.284572 NaN 0.0967735 0.0967735 0.0577771 0.0577771 frac of ind between j and p
theta_pi - 0.961176 NaN 0.251109 NaN 0.49062 0.49062 0.106964 0.106964 frac of ind that is adult
L_bi cm 0.383669 NaN 0.174345 NaN 0.190065 0.190065 0.131422 0.131422 mean structural length of post-natals
L2_bi cm^2 0.158918 NaN 0.0817974 NaN 0.060668 0.060668 0.0942551 0.0942551 mean squared structural length of post-natals
L3_bi cm^3 0.0679637 NaN 0.0549335 NaN 0.0280355 0.0280355 0.189326 0.189326 mean cubed structural length of post-natals
Ww_bi g 0.0734294 NaN 0.0626716 NaN 0.0476298 0.0476298 0.321648 0.321648 mean wet weight of post-natals
L_pi cm 0.395077 NaN 0.401936 NaN 0.260158 0.260158 0.370003 0.370003 mean structural length of adults
L2_pi cm^2 0.164458 NaN 0.234802 NaN 0.0922532 0.0922532 0.389835 0.389835 mean squared structural length of adults
L3_pi cm^3 0.0703903 NaN 0.161846 NaN 0.0436184 0.0436184 0.805499 0.805499 mean cubed structural length of adults
Ww_pi g 0.0760511 NaN 0.184644 NaN 0.0741038 0.0741038 1.36847 1.36847 mean wet weight of adults
R 1/d 0.000261973 NaN 0.0522597 NaN 0.0576798 0.0388524 0.395463 0.376636 mean reproduction rate of adults
J_X g/d 0.000222713 NaN 0.000202827 NaN 0.000761763 0.000761763 0.00117996 0.00117996 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 NaN 0 NaN 0.367898 0.367898 0.0663446 0.0663446 yield of living structure on food
Y_VX_d mol/mol 0.0496882 NaN 0.112744 NaN 2.83071e-05 2.83071e-05 0.149985 0.149985 yield of dead structure on food
Y_EX mol/mol 0 NaN 0 NaN 0.257128 0.257128 0.046369 0.046369 yield of living reserve on food
Y_EX_d mol/mol 0.00399591 NaN 0.0158814 NaN 1.97841e-05 1.97841e-05 0.104827 0.104827 yield of dead reserve on food
Y_CX mol/mol 0.836941 NaN 0.761999 NaN 0.265551 0.265551 0.523099 0.523099 yield of CO2 on food
Y_HX mol/mol 0.603527 NaN 0.549486 NaN 0.191492 0.191492 0.377213 0.377213 yield of H2O on food
Y_OX mol/mol -0.910173 NaN -0.828674 NaN -0.288787 -0.288787 -0.568871 -0.568871 yield of O2 on food
Y_NX mol/mol 0.125541 NaN 0.1143 NaN 0.0398327 0.0398327 0.0784649 0.0784649 yield of N-waste on food
mu_TX J/mol 445458 NaN 407393 NaN 147106 147106 281177 281177 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