641
ABSTRACT.
Odontesthes argentinensisEleginops maclovi-
nus
O. platensis O. argentinensis
Key words:
Una evaluación histórica del ensamble de peces y la pesca artesanal en la Bahía San Antonio,
norte de la Patagonia, Argentina
RESUMEN.
Odontesthes
argentinensisEleginops maclovinus
A historical appraisal of sh assemblage and the artisanal shery in San
Antonio Bay, northern Patagonia, Argentina
1
Maité A. Barrena
Juan Francisco Saad Marianela Gastaldi
Dennis N. Landete Fausto N. Firstater
Maite A. Narvarte Raúl A. González
Marine and
Fishery Sciences
MAFIS
Marine and Fishery Sciences 38 (4): 641-658 (2025)
~
Odontesthes
Eleginopsmaclovinus
O. platensisO. argentinensis
Palabras clave:
Barrena et al.: Dynamics of coastal fish in northern Patagonia
Brachidonthes rodriguezii
Mytilus platensisAulacomya atra
Cyrtograpsus angulatusNeohelice granulata
Sarcocornia Spar-
tina alterniora
B. rodriguezii
Undaria pinnatidaStyela
clava
Carcinus maenas
-65.10 -65.00 -64.90-64.80 -64.70
-40.70
-40.75
-40.80
-40.85
505 10 km
N
San
Antonio
Oeste
San
Antonio
Oeste San Antonio
Bay
Las Grutas
SAE LC
PV
.
Marine and Fishery Sciences 38 (4): 641-658 (2025)
644
Study area
Sampling procedure
Assemblage analysis and historical data
Barrena et al.: Dynamics of coastal fish in northern Patagonia
specaccum
vegan
Chao1
estimate
manyglm
mvabund
Structure of the sh assemblage
Odontesthes argentinensis
Diplodus argenteus
E. maclovinus
O. argentinensis
,
p
Marine and Fishery Sciences 38 (4): 641-658 (2025)
646
O. argentinensisE. maclovi-
nus p<
P. patagonicusP.
orbignyanus, E. maclovinusAcanthistius pa-
tachonicus
p<
E. maclovinus
The sh assemblage over time and shery
O. platensisE.
maclovinus D. argenteus P. orbignyanus
Brevoortia aurea
Engraulis anchoita
Pomatomus saltatrixScomber japonicus
<
Chao1
Acanthistius patachonicus
Brevoortia aurea
Diplodus argenteus
Dules auriga
Eleginops maclovinus
Engraulis anchoita
Hippocampus patagonicus
Leptonotus blainvillianus
Micropogonias furnieri
Mugil liza
Myliobatis goodei
Odontesthes argentinensis
Odontesthes smitti
Odontesthes incisa
Paralichthys orbignyanus
Paralichthys patagonicus
Sympterygia bonapartii
Barrena et al.: Dynamics of coastal fish in northern Patagonia
O. platensisO. argentinensis D.
argenteus
E. maclovinusParalichthys patagon-
icus
O. smitti
D. argenteus
.
A patachonicus.
B aurea.
D argenteus.
D auriga.
E maclovinus.
E anchoita.
H patagonicus.
L blainvill anus. i
M furnieri.
M liza.
M goodei.
O argentinensis.
O smitti.
O incisa.
P orbignyanus.
P patagonicus.
S bonapartii.
1e-01
1e-02
1e-03
1e-04
A (ind m )bundance
-2
iomassB (g m
-2
)
1e+01
1e-01
1e-03
A
patachonicus.
B aurea.
D argenteus.
D auriga.
E maclovinus.
E anchoita.
H patagonicus.
L
blainvill anus. i
M furnieri.
M liza.
M goodei.
O a
rgentinensis.
O smitti.
O incisa.
P orbignyanus.
P patagonicus.
S bonapartii.
A
B
Marine and Fishery Sciences 38 (4): 641-658 (2025)
E. maclovinus
Paralichthysorbignyanus
Odontesthes
O. argentinensis
O. platensis
manyglm
P-values
P-value
0.001
.
A patachonicus.
B aurea.
D argenteus.
D auriga.
E maclovinus.
E anchoita.
H patagonicus.
L blainvill anus.i
M furnieri.
M liza.
M goodei.
O argentinensis.
O smitti.
O incisa.
P orbignyanus.
P patagonicus.
S bonapartii.
A patachonicus.
B aurea.
D auriga.
E anchoita.
H patagonicus.
L blainvill anus.i
M furnieri.
M goodei.
S bonapartii.
1e+00
1e-01
1e-02
1e-03
1e-04
S (ind m )tandardized abundance
-2
S (g mtandardized biomass
-2
)
31030 100
31030 100
M liza.
P patagonicus.
O smitti.
P orbignyanus.
D argenteus.
E maclovinus.
O argentinensis.
O incisa.
1e+01
1e-01
1e-03
A
B
Category
Dominant
Common
Rare
Category
Dominant
Common
Occasional
Rare
Occurrence frequency (%)
Barrena et al.: Dynamics of coastal fish in northern Patagonia
OdontesthesE. ma-
clovinus
.
Year
Season
Cold
Warm
2022
2023
2024
Year
Season
Cold
Warm
2022
2023
2024
A patachonicus.
B aurea.
D argenteus.
D auriga.
E maclovinus.
E anchoita.
H patagonicus.
L blainvill anus.i
M furnieri.
M liza.
M goodei.
O argentinensis. O smitti.
O incisa.
P patagonicus.
S bonapartii.
Stress = 0.14
NMDS1
NMDS2
0.5
0.0
-0.5
-1.0
-0.5 0.0 0.5 1.0
Stress = 0.16
B
A patachonicus.
B aurea.
D argenteus.
D auriga.
E maclovinus.
E anchoita.
H patagonicus.
L blainvill anus.i
M furnieri.
M liza.
M goodei.
O argentinensis.
O smitti.
O incisa.
P orbignyanus.
P patagonicus. S bonapartii.
A
NMDS1
NMDS2
0.4
0.0
-0.4
-0.5 0.0 0.5 1.0-1.0
P orbignyanus.
Marine and Fishery Sciences 38 (4): 641-658 (2025)
O. argentinensisO.
smittiE. maclovinusD. argenteus
O. smitti
Length (cm) Length (cm)
Diplodus argenteus
Eleginops maclovinus Odontesthes spp.
15
10
0
20
25
5
7.5
5
0
2.5
30
20
10
0
4
3
2
1
0
100
50
0
300
200
100
0
30
20
10
0
75
50
25
0
0205060
0102030102030
10 20 30
40 50
04
0
FO current data FO current data
FO 1994 data FO 1994 data
FO current data FO 1994 data
Paralichthys orbignyanus
Barrena et al.: Dynamics of coastal fish in northern Patagonia
E. maclovinus
goo-
dei S. bonapartii
Catches (tons)
14
Number of boats
Number of boatsSmall Patagonian octopusFish
80
70
60
50
40
30
20
10
0
1967
1969
1971
1973
1975
1977
1979
1981
1983
1985
1987
1989
1991
1993
1995
1997
1999
2001
2003
2005
2009
2011
2013
2015
2017
2019
2021
2023
12
10
8
6
4
2
0
0
20
40
60
80
Odontesthes spp.
Eleginops maclovinus Odontesthes incisa Mugil liza Diplodus argenteus
1967
1969
1971
1973
1975
1977
1979
1981
1983
1985
1987
1989
1991
1993
2000
2002
2004
2006
2008
2010
2012
2014
2016
2018
2020
Catches (tons)
Marine and Fishery Sciences 38 (4): 641-658 (2025)
Chao1
O. platensis
O. argentinensis
O. argentinensis
D. ar-
genteusOdontesthes
Barrena et al.: Dynamics of coastal fish in northern Patagonia
Merluccius hubbsiPleoticus
muelleri
Octopus tehuelchus
O. tehuelchus
O.
tehuelchus
Declaration of AI use
Author contributions
Marine and Fishery Sciences 38 (4): 641-658 (2025)
Corallina ocinalis
Sympterygia bona-
partii
Barrena et al.: Dynamics of coastal fish in northern Patagonia
Eleginops maclovinus
Marine and Fishery Sciences 38 (4): 641-658 (2025)
Odontesthes argentinensis
Myliobatis goodei
Odontesthes argen-
tinensis
Carcinus mae-
nas
Carcinus maenas
Octopus te-
huelchus
Styela clava
Undaria pinnatida
Barrena et al.: Dynamics of coastal fish in northern Patagonia
Octopus te-
huelchus
Marine and Fishery Sciences 38 (4): 641-658 (2025)
Ulva
