Watasenia scintillans: 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: 2025/05/22
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - NaN NaN NaN NaN 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00588286 0.00588286 0.00187384 0.00187384 spec pop growth rate
t2 d NaN NaN NaN NaN 117.825 117.825 369.908 369.908 population doubling time
a_b d NaN NaN NaN NaN 18.073 18.0648 18.073 18.0648 age at birth
t_j d NaN NaN NaN NaN 26.3674 26.2875 26.3674 26.2875 time since birth at metam
t_p d NaN NaN NaN NaN 141.522 140.61 141.522 140.61 time since birth at puberty
S_b - NaN NaN NaN NaN 1 1 1 1 survival probability at birth
S_j - NaN NaN NaN NaN 1 1 0.0836843 0.0830744 survival probability at metam
S_p - NaN NaN NaN NaN 1 1 0.0268042 0.026769 survival probability at puberty
theta_0b - NaN NaN NaN NaN 0.125258 0.12462 0.708031 0.708641 frac of ind that is embryo
theta_bj - NaN NaN NaN NaN 0.112641 0.112073 0.254475 0.254122 frac of ind between b and j
theta_jp - NaN NaN NaN NaN 0.0478198 0.0471997 0.0153348 0.0151494 frac of ind between j and p
theta_pi - NaN NaN NaN NaN 0.714281 0.716107 0.0221592 0.0220885 frac of ind that is adult
L_bi cm NaN NaN NaN NaN 0.374304 0.379027 0.068735 0.0688673 mean structural length of post-natals
L2_bi cm^2 NaN NaN NaN NaN 0.187703 0.192708 0.0115098 0.0116544 mean squared structural length of post-natals
L3_bi cm^3 NaN NaN NaN NaN 0.105824 0.110203 0.00454575 0.00467699 mean cubed structural length of post-natals
Ww_bi g NaN NaN NaN NaN 1.89599 2.00283 0.0814434 0.085 mean wet weight of post-natals
L_pi cm NaN NaN NaN NaN 0.443082 0.448164 0.29856 0.300387 mean structural length of adults
L2_pi cm^2 NaN NaN NaN NaN 0.228701 0.234411 0.118479 0.120492 mean squared structural length of adults
L3_pi cm^3 NaN NaN NaN NaN 0.129499 0.134616 0.0578685 0.0596612 mean cubed structural length of adults
Ww_pi g NaN NaN NaN NaN 2.32015 2.44652 1.03679 1.08429 mean wet weight of adults
R 1/d NaN NaN NaN NaN 16.9344 17.396 7.30865 7.45527 mean reproduction rate of adults
J_X g/d NaN NaN NaN NaN 0.0862878 0.0899824 0.00473425 0.00487552 mean ingestion rate of wet food by post-natals
Y_PX mol/mol NaN NaN NaN NaN 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol NaN NaN NaN NaN 0.00721479 0.00720483 0.00179923 0.00179754 yield of living structure on food
Y_VX_d mol/mol NaN NaN NaN NaN 0.00761754 0.00746049 0.0199756 0.0196845 yield of dead structure on food
Y_EX mol/mol NaN NaN NaN NaN 0.122048 0.123736 0.0304364 0.030871 yield of living reserve on food
Y_EX_d mol/mol NaN NaN NaN NaN 0.128861 0.128127 0.337915 0.338062 yield of dead reserve on food
Y_CX mol/mol NaN NaN NaN NaN 0.624883 0.624097 0.500499 0.50021 yield of CO2 on food
Y_HX mol/mol NaN NaN NaN NaN 0.449222 0.448656 0.359803 0.359595 yield of H2O on food
Y_OX mol/mol NaN NaN NaN NaN -0.67956 -0.678705 -0.544292 -0.543978 yield of O2 on food
Y_NX mol/mol NaN NaN NaN NaN 0.0937325 0.0936145 0.0750748 0.0750314 yield of N-waste on food
mu_TX J/mol NaN NaN NaN NaN 327084 326643 259019 258846 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