1
ABSTRACT.
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Key words:
Seasonal variability of phytoplankton community structure in a coastal
station of the Argentine continental shelf based on a chemotaxonomic
approach
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1
M. Guillermina Ruiz
M. Belén Mattera Coy Macarena Albornoz
Graciela N. Molinari Nora G. Montoya
Marine and
Fishery Sciences
MAFIS
Marine and Fishery Sciences 38 (1): xxx-xxx (2025)
a
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Variabilidad estacional de la estructura de la comunidad toplanctónica en una estación costera de la plataforma continental
argentina basada en un enfoque quimiotaxonómico
RESUMEN.
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c bc
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Palabras clave:
Ruiz et al.: Seasonal variability of phytoplankton based on CHEMTAX
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Mytilus edulis
Alexandrium tamarense/catenel-
la
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Marine and Fishery Sciences 38 (1): xxx-xxx (2025)
A. tamarensecatenella
Gymnodinium catenatum
Dinophysis
Pseu-
do-nitzschia
Sampling at the study site
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Determination of nutrient concentration
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Determination of the concentration of phyto-
plankton pigments by HPLC
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Ruiz et al.: Seasonal variability of phytoplankton based on CHEMTAX
cc
a
Prochloroccocus
marinus
a
Emiliania huxleyi
A. tamarense
catenella
cc
c
Chemotaxonomic analysis of the phytoplankton
community (CHEMTAX)
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Marine and Fishery Sciences 38 (1): xxx-xxx (2025)
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Construction of PPT matrices and pigment re-
lationships
Synne-
chococcus
E. hux-
leyi Crysochromulina
Primnesium
Pycnococcus provasolii
Hemiselmis
Plagioselmis
A.
tamarensecatenella G. catenatum
Dinophysis acuminataD. caudata
D. tripos
Chaetoceros
didymusRhizosolenia setigera
and Pseudo-nitzschia
Analysis of phytoplankton size structure based
on DPs
Annual cycle of environmental properties
Ruiz et al.: Seasonal variability of phytoplankton based on CHEMTAX
Marine and Fishery Sciences 38 (1): xxx-xxx (2025)
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j>
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>
µ>µ
µ
µ
µ
Phytoplankton pigment diversity
FmicroFnanoFpico
w=w=Σ=wi Pi
w=P=
Pi wi
P1
P2
P3
P4
P5
P6
P7
Ruiz et al.: Seasonal variability of phytoplankton based on CHEMTAX
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=
z=
Marine and Fishery Sciences 38 (1): xxx-xxx (2025)
=
z=
Ruiz et al.: Seasonal variability of phytoplankton based on CHEMTAX 11
a 8.301
5.404
c
b
c
3.236
0.782
c
ββ
0.720
Emiliania
huxleyi
a
a
Chrysocromulina
a
c
a
Marine and Fishery Sciences 38 (1): xxx-xxx (2025)
Ruiz et al.: Seasonal variability of phytoplankton based on CHEMTAX
Phytoplankton community size structure
Annual cycle of Phytoplankton Pigmentary Types
estimated by CHEMTAX
Syne-
chococcus
Marine and Fishery Sciences 38 (1): xxx-xxx (2025)
Ruiz et al.: Seasonal variability of phytoplankton based on CHEMTAX
G. catena-
tum A. tamarensecatenella
Dinophysis
>
Pseudo-nitzschia
Marine and Fishery Sciences 38 (1): xxx-xxx (2025)
>
<
Ruiz et al.: Seasonal variability of phytoplankton based on CHEMTAX
Chaetocelos C. curvisetusCdecip-
iensCdanicusD. tri-
pos
Gym-
nodinium
A. tamaense/
catenella
Synechococ-
cus
Prymnesium
E. huxleyi
<
A. tamarensecatenella G.
catenatum
Dinophysis
G. cate-
natumA. tamarense
catenella
M. edulis
G. catenatum
A. tamarense
catenella
Marine and Fishery Sciences 38 (1): xxx-xxx (2025)
Karenia brevis
in situ
G. catenatum
G. catenatum
A. tamarensecatenella
A. tamarensecatenella
Azadinium
Azadinium
Gymnodinium
D.
tripos
Dinophysis
D. tripos
Ruiz et al.: Seasonal variability of phytoplankton based on CHEMTAX
a
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Author contributions
Gymnodinium catenatum
Aza-
Marine and Fishery Sciences 38 (1): xxx-xxx (2025)
dinium spinosum
Azadinium
Mytilus
edulisAl-
exandrium tamarense
Ruiz et al.: Seasonal variability of phytoplankton based on CHEMTAX
Di-
nophysis
Alexandrium
Marine and Fishery Sciences 38 (1): xxx-xxx (2025)
Dinophysi
Alexandrium tamarense/catenella
Ruiz et al.: Seasonal variability of phytoplankton based on CHEMTAX
a
Dinophysis
