!====================== include file "npzd.h" ========================= ! variables for npzd model ! ntnpzd = number of npzd tracers ! nbio = number of npzd timesteps per ocean timestep ! trcmin = minimum tracer for flux calculations ! tap = 2*alpha*par with ! alpha = initial slope P-I curve [(W/m^2)^(-1)/day] and ! par = fraction of photosythetically active radiation ! kw = light attenuation due to water [1/m] ! kc = light attenuation by phytoplankton [1/(m*mmol m-3)] ! ki = light attenuation through sea ice & snow ! abio = maximum growth rate parameter [1/day] ! bbio = b ! cbio = [1/deg_C] ! k1n = half saturation constant for N uptake [mmol m-3] ! nup = specific mortality rate (Phytoplankton) [day-1] ! gamma1 = assimilation efficiency (zpk) ! gbio = maximum grazing rate at 0 deg C [day-1] ! nuz = quadratic mortality (zpk) ! nud0 = remineralization rate [day-1] ! nudop0 = DON remineralization rate [day-1] ! nudon0 = DOP remineralization rate [day-1] ! LFe = Iron limitation ! wd = sinking speed of detritus [m day-1] ! ztt = depth to top of grid cell [cm] ! rkwz = reciprical of light attenuation times grid depth ! dtnpzd = time step of biology ! capr = carbonate to carbon production ratio ! dcaco3 = remineralisation depth of calcite [cm] ! rcak = array used in calculating calcite remineralization ! rcab = array used in calculating bottom calcite remineralization ! nupt0 = specific mortality rate (Phytoplankton) [1/day] ! wd0 = sinking speed of detritus at surface [m/day] ! mw = sinking speed increase with depth [1/day] ! mwz = sinking speed increase depth cut-off (cm) ! k1p = half saturation constant for P uptake ! jdiar = factor reducing the growth rate of diazotrophs ! redctn = C/N Redfield ratio (includes mol to mmol conversion) ! redctp = C/P Redfield ratio (includes mol to mmol conversion) ! redptn = P/N Redfield ratio ! redntp = N/P Redfield ratio ! redotn = O/N Redfield ratio (includes mol to mmol conversion) ! redotp = O/P Redfield ratio (includes mol to mmol conversion) ! rnbio = reciprical of nbio ! rdtts = reciprical of dtts [s-1] ! dtbio = npzd time step [s] ! rnpp = rate of net primary production [nmol cm-3 s-1] ! rgraz = rate of grazing [nmol cm-3 s-1] ! rmorp = rate of mortality of phytoplankton [nmol cm-3 s-1] ! rmorz = rate of mortality of zooplankton [nmol cm-3 s-1] ! rremi = rate of remineralization [nmol cm-3 s-1] ! rexcr = rate of excretion [nmol cm-3 s-1] ! rexpo = rate of export through the bottom [nmol cm-3 s-1] ! rnpp_D = npp for diazotraphs [nmol cm-3 s-1] ! rgraz_D = rgraz for diazotraphs [nmol cm-3 s-1] ! rmorpt_D = rmorp for diazotraphs [nmol cm-3 s-1] ! rnfix = rate of nitrogen fixation [nmol cm-3 s-1] ! rdeni = rate of denitrification [nmol cm-3 s-1] ! kzoo = half saturation constant for Z grazing ! zprefP = Z preference for grazing on P ! zprefD = Z preference for grazing on Diaz ! zprefZ = Z preference for grazing on other Z ! zprefDet = Z preference for grazing on Detritus ! rgraz_Det = rate of grazing on Detritus [nmol cm-3 s-1] ! rgraz_Z = rate of grazing on other Zooplankton [nmol cm-3 s-1] ! geZ = growth efficiency of zooplankton !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ! New diagnostic output ! ravej = light-dependant growth rate of P ! ravej_D = light-dependant growth rate of Diaz ! rgmax = temp-dependant growth rate of zoo ! rno3P = nitrate-dependant growth rate of P ! rpo4P = phosphate-dependant growth rate of P ! rpo4_D = phosphate-dependant growth rate of D ! ! fe_dissolved = dissolved iron concentration ! kfe = Fe limitation half saturation parameter ! kfe_D = Fe limitation half sat. param. for diaz. ! !++++ Climate engineering ++++++++++++++ ! kpipe = ocean pipe coordinate ! kpipe_fe = ocean pipe coordinate for fe limitation ! !+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ! Dynamic iron cycle ! kfeleq = Fe-ligand stability constant [m^3/(mmol ligand)] ! lig = Ligand concentration [mmol/m^3] ! thetamaxhi = Maximum Chl:C ratio, abundant iron [gChl/(gC)] ! thetamaxlo = Maximum Chl:C ratio, extreme iron limitation [gChl/(gC)] ! alphamax = Maximum initial slope in PI-curve [day^-1 (W/m^2)^-1 (gChl/(gC))^-1] ! alphamin = Minimum intital slope in PI-curve [day^-1 (W/m^2)^-1 (gChl/(gC))^-1] ! mc = Molar mass of carbon [g/mol] ! fetopsed = Fe:P ratio for sedimentary iron source [molFe/molP] ! o2min = Minimum O2 concentration for aerobic respiration [mmolO_2/m^3] ! kfeorg = Organic-matter dependent scavenging rate [(m^3/(gC s))^0.58] ! kfecol = Colloidal production and precipitation rate [s^-1] ! fe_hydr = hydrothermal iron input [molFe/(m^3 s)] integer ntnpzd, nbio, kmfe parameter (ntnpzd = 5 #if defined O_npzd_nitrogen & + 4 # if defined O_npzd_nitrogen_15 & + 6 # endif #endif #if defined O_carbon_13 & + 5 # if defined O_npzd_nitrogen & + 1 # endif #endif #if defined O_npzd_iron & + 2 #endif & ) common /npzd_i/ nbio real trcmin parameter (trcmin=5e-12) #if defined O_npzd_nitrogen_15 real rn15std parameter (rn15std=0.0036765) #endif #if defined O_carbon_13 real rc13std parameter (rc13std=0.0112372) #endif #if defined O_carbon_14 ! rc14std = standard c14/c12 ratio real rc14std parameter (rc14std=1.176e-12) #endif # if defined O_npzd real tap, kw, kc, ki, abio, bbio, cbio, k1n, nup, gamma1, gbio real epsbio, nuz, nud0, LFe, wd, ztt, rkwz, dtnpzd real capr, dcaco3, rcak, rcab, nupt0, wd0, k1p, jdiar, redctn real redctp, redptn, redntp, redotn, redotp, rnbio, rdtts, dtbio real rnpp, rgraz, rmorp, rmorpt, rmorz, rremi, rexcr, rexpo real rnpp_D, rgraz_D, rmorpt_D, rnfix, kzoo, zprefP, rmorp_D real zprefD, zprefZ, zprefDet, rgraz_Det, rgraz_Z, geZ, kfe real ravej, ravej_D, rgmax, rno3P, rpo4P, rpo4_D, kfe_D, kpipe real kpipe_fe, rwcdeni, rbdeni, rsedrr, sgbdfac, nupt0_D real diazntp, diazptn, nup_D, dfr, redotc, redntc, dfrt real redptc, rprca, nudop0, nudon0, eps_recy, hdop real eps_assim, eps_excr, eps_nfix, eps_wcdeni, eps_bdeni0 real mw, mwz, rnpp_dop, rnpp_D_dop real kfemax, kfemin, pmax #if defined O_npzd_iron real kfeleq, lig, thetamaxhi, alphamax, alphamin real thetamaxlo, mc, fetopsed, o2min, kfeorg, rfeton real kfecol real rfeorgads, rdeffe, rremife, rexpofe, rfeprime real rfesed, rbfe, rfecol #endif common /npzd_r/ tap, kw, kc, ki, abio, bbio, cbio, k1n, nup common /npzd_r/ gamma1, gbio, epsbio, nuz, nud0, LFe, dfr common /npzd_r/ wd(km), ztt(km), rkwz(km), dtnpzd, capr common /npzd_r/ dcaco3, rcak(km), rcab(km), nupt0, wd0, k1p common /npzd_r/ jdiar, redctn, redctp, redptn, redntp, redotn common /npzd_r/ redotp, rnbio, rdtts, dtbio, geZ common /npzd_r/ kzoo, zprefP, zprefD, zprefZ, zprefDet, kfe, kfe_D common /npzd_r/ sgbdfac, nupt0_D, diazntp, diazptn, nup_D common /npzd_r/ redotc, redntc, dfrt, redptc, nudop0, nudon0 common /npzd_r/ eps_assim, eps_excr, eps_nfix, eps_wcdeni common /npzd_r/ eps_bdeni0, eps_recy, hdop, mw, mwz # if defined O_npzd_fe_limitation real fe_dissolved common /fe_dissolved/ fe_dissolved(imt,jmt,3,12) # endif #if defined O_npzd_iron common /npzd_r/ kfeleq, alphamax, alphamin common /npzd_r/ thetamaxhi, thetamaxlo, lig, fetopsed, o2min common /npzd_r/ mc, kfeorg, rfeton, kfecol common /npzd_r/ kfemax, kfemin, pmax real fe_hydr common /fe_hydr/ fe_hydr(imt,jmt,km) #endif # if defined O_save_npzd common /npzd_r/ rnpp(kpzd), rgraz(kpzd), rmorp(kpzd), rmorpt(kpzd) common /npzd_r/ rmorz(kpzd), rexcr(kpzd), rremi(km), rexpo(km) common /npzd_r/ rgraz_Det(kpzd), rgraz_Z(kpzd), rsedrr, rprca common /npzd_r/ rnpp_dop(kpzd) # if defined O_npzd_iron common /npzd_r/ rremife(km) common /npzd_r/ rexpofe(km) # if defined O_npzd_iron_diagnostics common /npzd_r/ rfeorgads(km) common /npzd_r/ rdeffe(km) common /npzd_r/ rfeprime(km) common /npzd_r/ rfesed(km) common /npzd_r/ rbfe(km) common /npzd_r/ rfecol(km) # endif # endif # if defined O_npzd_nitrogen common /npzd_r/ rnpp_D(kpzd), rgraz_D(kpzd), rmorp_D(kpzd) common /npzd_r/ rmorpt_D(kpzd), rnfix(kpzd), rwcdeni(km) common /npzd_r/ rbdeni(km), rnpp_D_dop(kpzd) # if defined O_npzd_extra_diagnostics common /npzd_r/ ravej(kpzd), ravej_D(kpzd), rgmax(kpzd), rno3P(kpzd) common /npzd_r/ rpo4P(kpzd), rpo4_D(kpzd) # endif # endif # endif #endif