Bathyraja maculata: Population traits

at T = 2 °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: 2025/05/23
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.573838 0.711291 0.855645 0.855645 1 1 scaled functional response
r 1/d 0 0 0.000268865 4.24628e-05 0.00032701 6.57841e-05 spec pop growth rate
t2 d NaN NaN 2578.05 16323.6 2119.65 10536.7 population doubling time
a_b d 1128.43 1101.56 1081.24 1081.24 1066 1066 age at birth
t_p d 19696.7 11524.2 9030.38 9030.38 7765.86 7765.86 time since birth at puberty
S_b - 0.999583 0.999611 0.999631 0.999631 0.999645 0.999645 survival probability at birth
S_p - 0.997613 0.426254 0.998035 0.398051 0.998156 0.377602 survival probability at puberty
theta_0b - 0.0611143 0.320785 0.2584 0.391404 0.298459 0.430138 frac of ind that is embryo
theta_bp - 0.0610648 0.207561 0.193076 0.234678 0.210473 0.245831 fraction of individuals that is juvenile
theta_pi - 0.877821 0.471654 0.548524 0.373918 0.491068 0.324031 frac of ind that is adult
L_bi cm 5.66297 4.62888 4.56368 4.382 4.49975 4.29262 mean structural length of post-natals
L2_bi cm^2 34.5921 26.5734 24.8041 24.9025 24.5217 24.5994 mean squared structural length of post-natals
L3_bi cm^3 221.66 177.238 155.079 173.161 156.805 179 mean cubed structural length of post-natals
Ww_bi g 768.815 719.537 725.875 810.513 831.321 948.996 mean wet weight of post-natals
L_pi cm 5.89736 5.65755 5.32912 5.67086 5.38924 5.76069 mean structural length of adults
L2_pi cm^2 36.6282 35.9219 31.4913 37.0687 32.464 38.9617 mean squared structural length of adults
L3_pi cm^3 236.211 249.697 204.618 273.491 217.55 304.259 mean cubed structural length of adults
Ww_pi g 819.284 1013.7 957.749 1280.12 1153.37 1613.07 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.660237 0.628678 0.705912 0.708713 0.815613 0.8182 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 0.0590658 0.010375 0.0628689 0.0143918 yield of living structure on food
Y_VX_d mol/mol 0.0314354 0.0512972 0.00554003 0.0489709 0.00381842 0.0472818 yield of dead structure on food
Y_EX mol/mol 0 0 0.217402 0.0381872 0.270439 0.0619084 yield of living reserve on food
Y_EX_d mol/mol 0.0775966 0.156955 0.0203911 0.180246 0.0164255 0.203389 yield of dead reserve on food
Y_CX mol/mol 0.722973 0.631195 0.544109 0.566882 0.496792 0.521379 yield of CO2 on food
Y_HX mol/mol 0.620932 0.542107 0.467313 0.486872 0.426674 0.447791 yield of H2O on food
Y_OX mol/mol -0.849982 -0.742081 -0.639696 -0.66647 -0.584067 -0.612973 yield of O2 on food
Y_NX mol/mol 0.0586195 0.051178 0.0441169 0.0459634 0.0402805 0.042274 yield of N-waste on food
mu_TX J/mol 406953 354282 304028 317081 276466 290592 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