function [prdData, info] = predict_Typhlichthys_subterraneus(par, data, auxData)
  
  % unpack par, data, auxData
  cPar = parscomp_st(par); vars_pull(par); 
  vars_pull(cPar);  vars_pull(data);  vars_pull(auxData);
   

%% compute temperature correction factors
  TC = tempcorr(temp.am, T_ref, T_A); kT_M = k_M * TC;

  % life cycle
  pars_tp = [g k l_T v_Hb v_Hp];
  [t_p t_b l_p l_b info] = get_tp(pars_tp, f);
  if info == 0
    prdData = []; return
  end

  % birth
  L_b = L_m * l_b;                  % cm, structural length at birth of foetus  at f = 1
  Ww_b = L_b^3 * (1 + f * w);       % g, wet weight at birth
  aT_b = t_0 + t_b/ kT_M;           % d, age at birth of foetus at f and T

  % puberty 
  L_p = L_m * l_p;                  % cm, structural length at puberty at f
  Lw_p = L_p/ del_M;                % cm, total length at puberty at f
  Ww_p = L_p^3 * (1 + f * w);       % g, wet weight at puberty
  tT_p = (t_p - t_b)/ kT_M;         % d, time since birth at puberty at f and T

  % ultimate
  L_i = L_m * (f - l_T);            % cm, ultimate structural length at f
  Lw_i = L_i/ del_M;                % cm, ultimate total length at f
  Ww_i = L_i^3 * (1 + f * w);       % g, ultimate wet weight 
  
  % reproduction
  pars_R = [kap; kap_R; g; k_J; k_M; L_T; v; U_Hb; U_Hp]; % compose parameter vector
  RT_i = TC * reprod_rate(L_i, f, pars_R);    % ultimate reproduction rate

  % life span
  pars_tm = [g; l_T; h_a/ k_M^2; s_G];  % compose parameter vector at T_ref
  t_m = get_tm_s(pars_tm, f, l_b);      % -, scaled mean life span at T_ref
  aT_m = t_m/ kT_M;                     % d, mean life span at T

  % pack to output
  prdData.ab = aT_b;
  prdData.tp = tT_p;
  prdData.am = aT_m;
  prdData.Lp = Lw_p;
  prdData.Li = Lw_i;
  prdData.Wwb = Ww_b;
  prdData.Wwp = Ww_p;
  prdData.Wwi = Ww_i;
  prdData.Ri = RT_i;

  %% uni-variate data
    
  Lw_b = L_m * get_lb([g; k; v_Hb], f_tL)/ del_M; % -, scaled length and age at birth at f
  rT_B = kT_M/ 3/ (1 + f_tL/ g); % 1/d, von Bert growth rate
  Lw_i = (f * L_m - L_T)/ del_M; % ultimate physical length at f
  ELw = Lw_i - (Lw_i - Lw_b) * exp( - rT_B * tL(:,1)); % cm, expected physical length at time

  % pack to output
  prdData.tL = ELw;
     