Streptocephalus sealii: Population traits

at T = 12 °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: 2024/02/14
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.327325 0.327325 0.390297 0.390297 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.211987 0.211987 0.0299591 0.0299591 spec pop growth rate
t2 d NaN NaN NaN NaN 3.26976 3.26976 23.1365 23.1365 population doubling time
a_b d 1.50548 1.49179 1.47501 1.46258 1.35822 1.35169 1.35822 1.35169 age at birth
t_j d 2.32052 2.18198 2.02718 1.922 1.26557 1.23453 1.26557 1.23453 time since birth at metam
t_p d 210.548 161.987 118.184 94.036 21.5654 20.2941 21.5654 20.2941 time since birth at puberty
S_b - 0.999999 0.999999 0.999999 0.999999 0.999999 0.999999 0.999999 0.999999 survival probability at birth
S_j - 0.999994 0.999995 0.256511 0.237171 0.999997 0.999997 0.132685 0.131908 survival probability at metam
S_p - 0.99999 0.999992 0.154137 0.150923 0.999997 0.999997 0.120552 0.116559 survival probability at puberty
theta_0b - 0.0113351 0.010934 0.311838 0.333183 0.250161 0.249121 0.630644 0.637694 frac of ind that is embryo
theta_bj - 0.01134 0.0109386 0.170469 0.17669 0.176456 0.172909 0.244109 0.241566 frac of ind between b and j
theta_jp - 0.00613928 0.0050608 0.0234726 0.0199772 0.0111526 0.0141781 0.00512618 0.00646122 frac of ind between j and p
theta_pi - 0.971186 0.973067 0.494221 0.47015 0.56223 0.563792 0.120121 0.114279 frac of ind that is adult
L_bi cm 0.0754619 0.0821755 0.0677013 0.0713801 0.0757706 0.0783654 0.0486389 0.0486599 mean structural length of post-natals
L2_bi cm^2 0.00580081 0.00688355 0.00571209 0.0065112 0.0081833 0.00884772 0.00559105 0.00580758 mean squared structural length of post-natals
L3_bi cm^3 0.00044962 0.000581478 0.000519076 0.000642926 0.00109384 0.00124387 0.00102338 0.00113143 mean cubed structural length of post-natals
Ww_bi g 0.000981911 0.00132496 0.00125182 0.00162313 0.00505007 0.00610274 0.00472472 0.00555107 mean wet weight of post-natals
L_pi cm 0.0764236 0.0831616 0.0862669 0.0926743 0.0931303 0.0964097 0.105387 0.107832 mean structural length of adults
L2_pi cm^2 0.00589621 0.00698838 0.0077855 0.00905409 0.0107176 0.011584 0.0162139 0.0173772 mean squared structural length of adults
L3_pi cm^3 0.000457502 0.000590841 0.000719126 0.000907925 0.00145378 0.00165141 0.00312417 0.00356294 mean cubed structural length of adults
Ww_pi g 0.000999124 0.0013463 0.00173426 0.00229215 0.0067118 0.00810221 0.0144237 0.0174807 mean wet weight of adults
R 1/d 1.31123 1.7162 2.07122 2.58323 3.04036 3.28517 5.92613 6.41146 mean reproduction rate of adults
J_X g/d 0.000655847 0.000848413 0.0007809 0.000968531 0.00302001 0.0035346 0.00203722 0.00229082 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 0.0767813 0.074601 0.0150496 0.0147967 yield of living structure on food
Y_VX_d mol/mol 0.00570609 0.00555931 0.0156001 0.0152211 2.34391e-05 2.10866e-05 0.0322043 0.0315343 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.277703 0.29141 0.0544315 0.0577996 yield of living reserve on food
Y_EX_d mol/mol 0.00675526 0.00710819 0.0220215 0.023206 8.47747e-05 8.23695e-05 0.116477 0.123181 yield of dead reserve on food
Y_CX mol/mol 0.878164 0.877957 0.853003 0.852198 0.536032 0.524511 0.672463 0.663314 yield of CO2 on food
Y_HX mol/mol 0.633254 0.633105 0.61511 0.614529 0.386539 0.378231 0.484921 0.478323 yield of H2O on food
Y_OX mol/mol -0.955003 -0.954779 -0.927641 -0.926765 -0.582935 -0.570405 -0.731304 -0.721354 yield of O2 on food
Y_NX mol/mol 0.131725 0.131694 0.127951 0.12783 0.0804049 0.0786766 0.100869 0.0994971 yield of N-waste on food
mu_TX J/mol 465932 465811 452588 452126 281314 274868 354874 349795 yield of heat on food

Remarks

  • Reprod-code A applies. Data concerns population of females only.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer