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FishBase
Food and Feeding Habits Summary Gnathophis mystax
 
Main Ref. Casadevall, M. and J. Matallanas, 1990
Fish stage recruits/juv. Mean length 26.50 TL
Sample size 707 Percent empty
Country France Locality North-western Mediterranean
Period
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Gnathophis mystax
Diet percent Food I Food II Food III Prey stage Item Name Comments
0.30 % zoobenthos benth. crust. amphipods juv./adults Lilljeboria sp. 0.01% <>Ampelisca diadema, 0.02% <>Leucothoe incisa, 0.24% <>Lilljeboria<> sp., 0.01% <>Eusirus longipes
17.90 % nekton finfish bony fish juv./adults Callionymus maculatus 5.7% <>Callionymus maculatus, 4.46% <>Lesueurigobius friesii, 1.59% <>Gadiculus argenteus, 1.03% <>Merluccius merluccius, 0.51% Pleuronectidae.
0.10 % zooplankton plank. crust. euphausiids juv./adults Meganyctipanes norvegica <>Meganyctipanes norvegica
0.40 % zooplankton plank. crust. mysids juv./adults Mysidacea Mysidacea
2.10 % zoobenthos worms polychaetes juv./adults Glyceridae 0.08% Aphroditidae, 0.14% Phyllodocidae, 0.37% Nereidae, 0.98% Glyceridae.
74.40 % zoobenthos benth. crust. shrimps/prawns juv./adults Alpheus glaber 40.3% Alpheus glaber, 9.4% Processa canaliculata, 1.1% Pilocheras bispinosus, 11.78% Solenocera membranacea, 0.13% Pasiphaea sivado, 4.43% Goneplax rhomboides, 0.65% Upogebia sp., 1.63% Jaxea noctuna.
4.80 % nekton cephalopods squids/cuttlefish juv./adults Ommastrephes sagittatus 1.55% <>Alloteuthis media, 2.55% <>Ommastrephes sagittatus.
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