Lampetra aepyptera: Population traits

at T = 14 °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 std f_minf f_max date: 2023/12/31
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.295393 0.360463 0.680232 0.680232 1 1 scaled functional response
r 1/d 0 0 0.00434367 0.00104675 0.00649732 0.0015869 spec pop growth rate
t2 d NaN NaN 159.576 662.188 106.682 436.794 population doubling time
a_b d 31.9527 30.8923 27.767 27.767 26.0896 26.0896 age at birth
t_p d 4214.48 2316.64 913.694 913.694 618.473 618.473 time since birth at puberty
S_b - 0.999974 0.999977 0.999983 0.999983 0.999985 0.999985 survival probability at birth
S_p - 0.999851 0.736384 0.999906 0.620131 0.999923 0.550255 survival probability at puberty
theta_0b - 0.010575 0.123563 0.113841 0.245391 0.155961 0.305458 frac of ind that is embryo
theta_bp - 0.010598 0.10618 0.101053 0.188086 0.131803 0.217971 fraction of individuals that is juvenile
theta_pi - 0.978827 0.770258 0.785105 0.566523 0.712237 0.476571 frac of ind that is adult
L_bi cm 0.322893 0.211321 0.202519 0.171696 0.198366 0.167911 mean structural length of post-natals
L2_bi cm^2 0.116366 0.0648524 0.0548193 0.0479172 0.0535963 0.0474763 mean squared structural length of post-natals
L3_bi cm^3 0.0445832 0.0250957 0.0188599 0.0207442 0.018922 0.0225238 mean cubed structural length of post-natals
Ww_bi g 0.0524864 0.0305243 0.0265587 0.0292123 0.0302773 0.0360405 mean wet weight of post-natals
L_pi cm 0.325597 0.230272 0.218596 0.203128 0.220235 0.208457 mean structural length of adults
L2_pi cm^2 0.117568 0.0730391 0.0610962 0.0618468 0.0623158 0.0662958 mean squared structural length of adults
L3_pi cm^3 0.0450617 0.0284993 0.0212264 0.0274774 0.0223261 0.0325927 mean cubed structural length of adults
Ww_pi g 0.0530497 0.0346641 0.0298912 0.0386941 0.0357242 0.0521519 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.00029028 0.000197414 0.000314906 0.000275258 0.000452612 0.000400929 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 0.260144 0.0788863 0.271629 0.0891503 yield of living structure on food
Y_VX_d mol/mol 0.0891109 0.150409 0.00302744 0.163621 0.00126726 0.167163 yield of dead structure on food
Y_EX mol/mol 0 0 0.106194 0.0322024 0.163007 0.0534999 yield of living reserve on food
Y_EX_d mol/mol 0.0157965 0.0325361 0.00123584 0.0667922 0.000760495 0.100316 yield of dead reserve on food
Y_CX mol/mol 0.785718 0.70768 0.520023 0.549123 0.453961 0.480496 yield of CO2 on food
Y_HX mol/mol 0.568554 0.512085 0.376294 0.397352 0.328491 0.347692 yield of H2O on food
Y_OX mol/mol -0.854468 -0.769602 -0.565525 -0.597171 -0.493683 -0.52254 yield of O2 on food
Y_NX mol/mol 0.117858 0.106152 0.0780035 0.0823685 0.0680942 0.0720744 yield of N-waste on food
mu_TX J/mol 419256 379401 281828 296799 245980 259745 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