Daphnia cucullata: Population traits

at T = 17.5 °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: 2024/01/07
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.165684 0.145566 0.572783 0.572783 1 1 scaled functional response
r 1/d 0 0 0.134507 0.0673006 0.254785 0.103666 spec pop growth rate
t2 d NaN NaN 5.15324 10.2993 2.72052 6.68638 population doubling time
a_b d 2.15239 2.1964 1.75863 1.75863 1.6091 1.6091 age at birth
t_p d 62.8247 97.5918 6.22905 6.22905 3.57419 3.57419 time since birth at puberty
S_b - 0.999995 0.999995 0.999997 0.999997 0.999998 0.999998 survival probability at birth
S_p - 0.999961 0.999995 0.999982 0.757911 0.999988 0.612217 survival probability at puberty
theta_0b - 0.0167076 0.017055 0.210573 0.225301 0.336224 0.352893 frac of ind that is embryo
theta_bp - 0.0167396 0.017087 0.166369 0.1744 0.223265 0.234488 fraction of individuals that is juvenile
theta_pi - 0.966553 0.965858 0.623059 0.600299 0.44051 0.412619 frac of ind that is adult
L_bi cm 0.00785883 0.00703056 0.0164024 0.0168466 0.0181158 0.0187638 mean structural length of post-natals
L2_bi cm^2 6.22632e-05 5.02017e-05 0.000281254 0.000300387 0.000357527 0.000398281 mean squared structural length of post-natals
L3_bi cm^3 4.98123e-07 3.65578e-07 5.03663e-06 5.6562e-06 7.70996e-06 9.61334e-06 mean cubed structural length of post-natals
Ww_bi g 5.48699e-07 3.98189e-07 6.80452e-06 7.64157e-06 1.24347e-05 1.55045e-05 mean wet weight of post-natals
L_pi cm 0.00780807 0.00696616 0.0175153 0.018193 0.0206923 0.0220584 mean structural length of adults
L2_pi cm^2 6.13247e-05 4.90747e-05 0.000316321 0.00034426 0.000452222 0.000528593 mean squared structural length of adults
L3_pi cm^3 4.84979e-07 3.50525e-07 5.89016e-06 6.76779e-06 1.04789e-05 1.38189e-05 mean cubed structural length of adults
Ww_pi g 5.34221e-07 3.81794e-07 7.95765e-06 9.14333e-06 1.69005e-05 2.22872e-05 mean wet weight of adults
R 1/d 0.0144332 0.00958491 0.244408 0.268261 0.493433 0.589581 mean reproduction rate of adults
J_X g/d 2.44512e-07 1.73207e-07 3.81834e-06 4.07811e-06 8.47415e-06 9.4401e-06 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 0.177423 0.0933438 0.231809 0.105568 yield of living structure on food
Y_VX_d mol/mol 0.0138322 0.013166 0.000149669 0.0743374 3.77393e-05 0.110652 yield of dead structure on food
Y_EX mol/mol 0 0 0.0622768 0.0327643 0.142054 0.0646931 yield of living reserve on food
Y_EX_d mol/mol 0.00140442 0.00117447 5.2535e-05 0.0260929 2.3127e-05 0.0678083 yield of dead reserve on food
Y_CX mol/mol 0.875388 0.876284 0.650723 0.664087 0.516701 0.541904 yield of CO2 on food
Y_HX mol/mol 0.631252 0.631898 0.469243 0.47888 0.372599 0.390773 yield of H2O on food
Y_OX mol/mol -0.951985 -0.952959 -0.707661 -0.722194 -0.561912 -0.589321 yield of O2 on food
Y_NX mol/mol 0.131308 0.131443 0.0976084 0.099613 0.0775052 0.0812856 yield of N-waste on food
mu_TX J/mol 464811 465271 349432 356288 278434 291514 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