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Food and Feeding Habits Summary Zearaja chilensis
 
Réf. Princ. Koen Alonso, M., E.A. Crespo, N.A. Garcia, S.N. Pedraza, P.A. Mariotti, B. Berón Vera and N.J. Mora, 2001
Stade de développement du poisson juv./adults Longueur moyenne 137.00 TL
Taille de l'échantillon 274 Pourcentage de vides 6.2
Pays Argentina Localité Northern and central Patagonia, 1996-1998.
Période
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Zearaja chilensis
Pourcentages Aliment I Aliment II Aliment III Stade de la proie Item Name Commentaires
77.40 % nekton finfish bony fish juv./adults Merluccius hubbsi 36.5% Merluccius hubbsi, 19.7% Patagonotothen ramsayi, 3.5% Raneva brasiliensis, 1.5% Engraulis anchoita, 1.8% Genypterus blacodes, 5.9% Macruronus magellanicus, 1.2% Pseudoxenomystax albescens, 0.4 unidentified fish, 2.1% Sympterygia sp., 0.8% Xystreuris rasile, 0.7% Paralichthys isosceles, 0.5% Congiopodus peruvianus, 0.4% unidentified skate, 0.8% Helicolenus lahillei, 0.2% Psammobatis sp., 0.6% Poliprion americanus, 0.5% Stromateus brasiliensis, 0.11% Seriolella punctata, 0.1% Triathalassothia argentina, 0.1% Dipturus chilensis.
2.10 % zoobenthos benth. crust. n.a./other benth. crustaceans juv./adults Lithodes confundes 0.1% Serolis schythei, 0.3% Munida spinosa, 0.2% Pterygosquilla armata armata, 0.1% Libinia spinosa, 1.2% Lithodes confundes, 0.1% Peltarion spinosulum, 0.1% Pleoticus muelleri.
20.50 % zoobenthos mollusks n.a./other mollusks juv./adults Illex argentinus 18% Illex argentinus, 2.3% Enteroctopus megalocyathus, 0.1% Eledone sp., 0.1% Nudibranchs.
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