The Ecology of Tijuana Estuary, California: An Estuarine Profile
The Ecology of Tijuana Estuary, California: An Estuarine Profile
The Ecology of Tijuana Estuary, California: An Estuarine Profile
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Table 17. Conceptual model <strong>of</strong> channel algal dynamics, based on the work <strong>of</strong><br />
Rudnicki (1 986) and Fong (1 986;.<br />
Environmental condition Phytoplankton response Macroalgal response<br />
Marme t~des dom~nate<br />
ln~t~al low b~omass<br />
Nulrtent addiilon Increase Increase<br />
Warni tomperatures Increase Decrease<br />
D~n<strong>of</strong>iagellates bloom<br />
lntt~al low biomass<br />
Sal~n~ty rcduct~on Bluegreen monads bloom General decrease urlless<br />
at 10 ppt<br />
high nutr~ent conc<br />
Stuggcsh currents<br />
D~lut~ort anci export<br />
Biomass accumulates<br />
bloom develops<br />
No currents Blooms develop Water temperature rlses<br />
and l~m~ts macroalgal bloom<br />
Optcrnol cnv~ronniertt,iI H~gh nutrients<br />
High nutrients<br />
cand~tions No ttdal flush~ng Reduced currents<br />
Warm temperatures Cool temperatures<br />
<strong>An</strong>y sal~rr~ty<br />
Salrne water<br />
Table 18, Producttvity <strong>of</strong> benthtc algal mats and compar~son wtth vascular plants<br />
(from Zedler 1980).<br />
idr.icjt.r Unricr Ulldt'r ilrider<br />
Algal prcstitrt,trvily ~bsl~~rlalus cardqra54, Jaotrtc,4 scrltworl .,tiore gld~i<br />
Wei prrnlary prudutt~v~ty esllmdtc OtiS Gross prc prcd F'S 1 2.<br />
%~dd:e irlarsh datum<br />
C(~~ffic~ent o+ varialaon
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