Somniosus pacificus: Population traits

at T = 2.3 °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 stf f_min f_max date: 2024/04/21
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.78618 0.78618 0.996428 0.996428 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 8.18099e-05 8.18099e-05 1.904e-07 1.904e-07 spec pop growth rate
t2 d NaN NaN NaN NaN 8472.66 8472.66 3.64048e+06 3.64048e+06 population doubling time
a_b d 1442.23 1442.19 1442.23 1442.19 1442.23 1442.19 1442.23 1442.19 age at birth
t_p d 79012.4 13934.6 30895.7 11504.9 30726.1 11477.6 30726.1 11477.6 time since birth at puberty
S_b - 0.999995 0.999994 0.999995 0.999994 0.999995 0.999994 0.999995 0.999994 survival probability at birth
S_p - 0.999975 0.99997 0.339791 0.354913 0.999975 0.999971 0.339475 0.354546 survival probability at puberty
theta_0b - 0.0156753 0.0167711 0.348041 0.326498 0.11191 0.112059 0.349363 0.327878 frac of ind that is embryo
theta_bp - 0.0156751 0.0167709 0.201609 0.193184 0.0994544 0.0995868 0.202232 0.193853 fraction of individuals that is juvenile
theta_pi - 0.96865 0.966458 0.45035 0.480318 0.788635 0.788354 0.448405 0.478269 frac of ind that is adult
L_bi cm 38.7994 33.5544 23.5783 22.4625 25.0783 23.2042 23.5046 22.4062 mean structural length of post-natals
L2_bi cm^2 1606.88 1194.92 908.705 769.426 810.393 677.378 905.49 767.539 mean squared structural length of post-natals
L3_bi cm^3 68583.9 43769.7 43101.8 31646.2 30467.5 22701.3 43013.2 31622.6 mean cubed structural length of post-natals
Ww_bi g 347382 195622 265171 170799 188005 122880 265420 171171 mean wet weight of post-natals
L_pi cm 39.317 34.0202 31.1643 28.8547 27.3676 25.2721 31.1131 28.8247 mean structural length of adults
L2_pi cm^2 1632.11 1214.86 1295.33 1061.14 906.402 756.918 1293.53 1060.74 mean squared structural length of adults
L3_pi cm^3 69688.4 44523.7 62256.8 44252.4 34264.9 25526 62270.8 44317.1 mean cubed structural length of adults
Ww_pi g 352976 198991 383016 238837 211437 138170 384252 239885 mean wet weight of adults
R 1/d 0 0.00206005 0 0.0017794 0 0.00075966 0 0.00177931 mean reproduction rate of adults
J_X g/d 90.9233 57.7049 65.1688 47.0938 58.3266 41.6084 65.1711 47.1466 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 0.0427342 0.0446349 0.000125665 0.000127707 yield of living structure on food
Y_VX_d mol/mol 0.0115911 0.0122408 0.0239855 0.0255509 0.000958763 0.00115254 0.023999 0.0255671 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.220964 0.19697 0.000649771 0.000563559 yield of living reserve on food
Y_EX_d mol/mol 0.0471186 0.0424677 0.123578 0.112351 0.00495744 0.00508604 0.124091 0.112825 yield of dead reserve on food
Y_CX mol/mol 0.769522 0.773223 0.687332 0.696269 0.574435 0.594573 0.686128 0.695176 yield of CO2 on food
Y_HX mol/mol 0.66091 0.664089 0.590321 0.597996 0.493358 0.510654 0.589287 0.597058 yield of H2O on food
Y_OX mol/mol -0.904708 -0.909059 -0.808079 -0.818586 -0.675349 -0.699025 -0.806664 -0.817301 yield of O2 on food
Y_NX mol/mol 0.0623936 0.0626937 0.0557296 0.0564542 0.0465758 0.0482086 0.055632 0.0563656 yield of N-waste on food
mu_TX J/mol 433177 435374 385740 391044 320714 332594 385043 390412 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