Food and Feeding Habits Summary Pomoxis nigromaculatus
 
Main Ref. Turner, J.L., 1966
Fish stage recruits/juv. Mean length 15.00 TL
Sample size Percent empty
Country USA Locality Sacramento-San Joaquin Delta
Period
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Pomoxis nigromaculatus
Diet percent Food I Food II Food III Prey stage Item Name Comments
9.20 % zoobenthos benth. crust. amphipods juv./adults Corophium Corophium
15.00 % nekton finfish bony fish juv./adults Morone saxatilis Morone saxatilis
19.70 % nekton finfish bony fish juv./adults Dorosoma petenense Dorosoma petenense
24.90 % nekton finfish bony fish juv./adults Alosa Alosa, Oncorhynchus, Hypomesus, Ictalurus, clupeids
1.00 % zoobenthos insects insects n.a./others Tendipedidae Tendipedidae & other insects
3.40 % zoobenthos benth. crust. isopods juv./adults Exosphaeroma oregonensis Exosphaeroma oregonensis
26.50 % zooplankton plank. crust. mysids juv./adults Neomysis awatzchensis 23.7% Neomysis awatzchensis incl.1.8% copepods & cladocerans, 1% crayfish
0.20 % zoobenthos other benth. invertebrates n.a./other benth. invertebrates n.a./others Bryozoa Bryozoa
0.10 % zoobenthos worms non-annelids juv./adults eech unidentified leech
Entered by Sa-a, Pascualita on 08.05.95
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