357
ABSTRACT.
Eurypodius longirostris
Libidoclaea granariaLithodes santollaGrimothea gregariaPeltarion spinosulusPterygos-
quilla armata
E. longirostrisG. gregaria P. spinosulus
P. armata
Key words:
Dieta comparada de especies de macrocrustáceos del Golfo San Jorge, Argentina
RESUMEN.
Eurypodius longirostrisLibidoclaea granariaLithodes santollaGrimothea gre-
gariaPeltarion spinosulusPterygosquilla armata
E. longirostrisG. gregariaP. spinosulus
P. armata
Palabras clave:
Comparative diets of macrocrustacean species from the San Jorge Gulf,
Argentina
Martin A. Varisco
Marine and
Fishery Sciences
MAFIS
Marine and Fishery Sciences 38 (3): 357-374 (2025)
Pleoticus muelleri
Merluccius hubbsi
Grim-
othea gregariaP. muelleri
G. gregaria
P. muelleri
Vallejos and Varisco: Macrocrustacean diets in San Jorge Gulf
Pterygosquilla
armata
Peltarion spinosulus Eurypodius lon-
girostris
Lithodes
santolla
E. longirostrisLibidoclaea granariaL. santolla
G. gregariaP. spinosulusP. armata
P. muelleri
Study area
Marine and Fishery Sciences 38 (3): 357-374 (2025)
Sampling
G. gregariaL. santolla
L. granariaP. armataE. longirostrisP. spi-
nosulus
Laboratory procedures
±
Grimothea gregaria
subrugosa gregaria
E. latreillii E. longi-
rostris
P. armata
Vallejos and Varisco: Macrocrustacean diets in San Jorge Gulf
Grimothea gregaria Lithodes santolla Libidoclaea granaria Pterygos-
quilla armataEurypodius longirostrisPeltarion spinosulus
Marine and Fishery Sciences 38 (3): 357-374 (2025)
×
≠
t
×
t
∑×
Statistical analyses
±
>
≅
<
α
≤α
Diet overlap
pij
ijpik
Vallejos and Varisco: Macrocrustacean diets in San Jorge Gulf
ikn
E. longirostrisL. granaria L. santollaG. gre-
gariaP. spinosulusP. armata
==
=
P. spinosulusL. grana-
ria
L. santolla
E longi-
rostrisG gregariaP spinosulus
P. spinosulus
P. muelleri G. gregaria
G. gregaria
P. spinosulus L. grana-
ria
E. longirostris
Pterygosquilla armata
≠
≠
Eurypodius longirostris
Libidoclaea granaria
Lithodes santolla
Grimothea gregaria
Peltarion spinosulus
Pterygosquilla armata
Marine and Fishery Sciences 38 (3): 357-374 (2025)
Eurypodius longirostrisLibidoclaea granariaLithodes
santollaGrimothea gregariaPeltarion spinosulusPterygosquilla armata
±
Vallejos and Varisco: Macrocrustacean diets in San Jorge Gulf
L. santolla
P armata
= <
Marine and Fishery Sciences 38 (3): 357-374 (2025)
<
E. longirostris L. granaria L. santolla G. gregaria P. spinosulus
Eurypodius longirostris
Libidoclaea granaria
Lithodes santolla
Grimothea gregaria
Peltarion spinosulus
Pterygosquilla armata
Eurypodius Libidoclaea Lithodes Grimothea Peltarion Pterygosquilla
longirostris granaria santolla gregaria spinosulus armata
± ± ± ± ± ±
± ± ± ± ±
± ± ± ± ±
± ± ±
± ±
± ±
± ±
± ± ±
±
±
Vallejos and Varisco: Macrocrustacean diets in San Jorge Gulf
E.
longirostris
P. armata
L
santolla
Callinectes sapidus
E. longirostris L. granaria L. santolla G. gregaria P. spinosulus
Eurypodius longirostris
Libidoclaea granaria
Lithodes santolla
Grimothea gregaria
Peltarion spinosulus
Pterygosquilla armata
Marine and Fishery Sciences 38 (3): 357-374 (2025)
E longirostrisG gregariaP spinosulus
G gregariaP
spinosulus
G
gregariaP.
spinosulus
G. gregaria
P. muel-
leriG. gregaria
Eurypodius longirostrisLibidoclaea granariaLithodes santollaGrimothea gregaria
Pterygosquilla armata
Vallejos and Varisco: Macrocrustacean diets in San Jorge Gulf
δ
δ
E. longirostris
E. longirostris
Macrocystis pyrifera
E. longirostris
P. spinosulus
Lsantolla
M. hubbsi
G gregaria
G. gregaria
subrugosa
G. gregariasubrugosa
L. santolla
Marine and Fishery Sciences 38 (3): 357-374 (2025)
Pterygosquilla
armata
P. armata
P. armata
G gregaria
G. gregaria
L. santolla
Conict of interest
Statement of the welfare of animals
Vallejos and Varisco: Macrocrustacean diets in San Jorge Gulf 371
Author contributions
Matias L. Vallejos: formal analysis; investigation;
data curation; writing-original draft; writing-review
and editing; visualization. Martin A. Varisco: con-
ceptualization; methodology; formal analysis; re-
sources; data curation; writing-review and editing;
visualization; supervision; funding acquisition.
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Vallejos and Varisco: Macrocrustacean diets in San Jorge Gulf 373
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Marine and Fishery Sciences 38 (3): 357-374 (2025)
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Munida gregaria
