Food and Feeding Habits Summary Rhamdia quelen
 
Main Ref. Kütter, M.T., M. de Azevedo Bemvenuti and A. Moresco, 2009
Fish stage juv./adults Mean length 29.30 NG
Sample size 189 Percent empty 21.1
Country Brazil Locality costal lagoons of south of Rio Grande do Sul and São Gonçalo Channel
Period
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
Highlighted items on the list are known Feeding Periods of Rhamdia quelen
Diet percent Food I Food II Food III Prey stage Item Name Comments
0.01 % zoobenthos benth. crust. amphipods juv./adults Amphipoda
0.19 % plants other plants benthic algae/weeds n.a./others unidentified plants/plant parts
0.35 % zoobenthos mollusks bivalves juv./adults Neocorbicula sp.
0.51 % zoobenthos mollusks bivalves juv./adults Corbicula sp
0.01 % nekton finfish bony fish juv./adults Synbranchus marmoratus
0.15 % nekton finfish bony fish juv./adults Characidae
0.34 % nekton finfish bony fish juv./adults Astyanax fasciatus
0.46 % nekton finfish bony fish juv./adults Hoplias malabaricus
0.95 % nekton finfish bony fish juv./adults Odontesthes sp.
1.34 % nekton finfish bony fish juv./adults Astyanax bimaculatus
3.12 % nekton finfish bony fish juv./adults Platanichthys platana
3.81 % nekton finfish bony fish juv./adults Loricariichthys anus
15.06 % nekton finfish bony fish juv./adults Oligosarcus jenynsii
35.03 % nekton finfish bony fish juv./adults Parapimelodus nigribarbis
0.78 % nekton finfish bony fish n.a./others scales
1.01 % nekton finfish bony fish n.a./others eggs
15.71 % nekton finfish bony fish n.a./others unidentified
3.95 % detritus detritus debris n.a./others organic matter
0.04 % zoobenthos mollusks gastropods juv./adults Drepanotrema sp.
0.20 % zoobenthos mollusks gastropods juv./adults Heliobia sp.
3.29 % zoobenthos mollusks gastropods juv./adults Pomacea sp.
0.01 % zoobenthos insects insects adults Coleoptera
0.19 % zoobenthos insects insects adults Diptera
0.20 % zoobenthos insects insects adults Odonata
2.64 % zoobenthos insects insects adults Efemeroptera
0.17 % zoobenthos benth. crust. isopods juv./adults Thelotha helsenii
0.51 % zoobenthos benth. crust. ostracods juv./adults Clamidotheca sp.
1.77 % zoobenthos benth. crust. shrimps/prawns juv./adults Aegla sp.
8.20 % zoobenthos benth. crust. shrimps/prawns juv./adults Palemonetes argentinus
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