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Food and Feeding Habits Summary Clupea harengus
 
Main Ref. Rice, A.L., 1963
Fish stage juv./adults Mean length 24.40 TL
Sample size 917 Percent empty 69.2
Country Isle of Man Locality Port Erin Bay, 1961
Period
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Clupea harengus
Diet percent Food I Food II Food III Prey stage Item Name Comments
0.52 % plants other plants benthic algae/weeds n.a./others benthic algae/weeds
25.00 % nekton finfish bony fish recruits/juv. Ammodytidae 5.1% Ammodytidae, 2% Gadidae, 2.6% Clupeidae, 14.6% unid. teleosts; largest fish encountered in guts were post-larval sandeels between 4.0-5.0 cm TL and were consumed mainly in July; eggs and scales of herring were occasionally found in the guts, being virtually the only material present in early September.
0.30 % zoobenthos worms n.a./other annelids juv./adults annelids
8.40 % zoobenthos benth. crust. n.a./other benth. crustaceans n.a./others benth. crustaceans
1.03 % zoobenthos mollusks n.a./other mollusks n.a./others Spiratella 0.6% Spiratella, 0.4% Cephalopoda
27.35 % zooplankton plank. crust. n.a./other plank. crustaceans larvae decapod decapod larvae
4.80 % zooplankton other plank. Invertebrates n.a./other plank. invertebrates n.a./others Oikopleura dioica Oikopleura dioica
32.60 % zooplankton plank. crust. plank. copepods juv./adults Calanus finmarchicus Calanus finmarchicus, Temora longicornis, other calanoids & harpacticoids
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