Those are scientific results from a very large series of studies/examples by fish professionals. There is no better general data. Here is the source.

http://www.fishbase.us/TrophicEco/FoodIt...ies=mossambicus

And here it is for blue tilapia



Food items reported for Oreochromis aureus



http://www.fishbase.us/TrophicEco/FoodIt...;species=aureus



Food I

Food II

Food III Food name Country
life Stage


zooplankton plank. crust. cladocerans Bosmina longirostris Israel juv./adults
plants phytoplankton green algae Cosmarium laeve Israel juv./adults
plants phytoplankton diatoms Cyclotella Israel juv./adults
nekton finfish bony fish Fish remains Mexico juv./adults
plants other plants terrestrial plants Higher plant tissues Egypt juv./adults
zooplankton other plank. invertebrates n.a./other plank. invertebrates Keratella cochlearis Israel juv./adults
plants phytoplankton diatoms Melosira Israel juv./adults
plants phytoplankton blue-green algae Microcystis Israel juv./adults
plants phytoplankton diatoms Navicula Israel juv./adults
plants phytoplankton green algae Pediastrum Israel juv./adults
plants phytoplankton dinoflagellates Peridinium cinctum f. westii Israel juv./adults
plants phytoplankton dinoflagellates Peridinium westii Israel juv./adults
plants phytoplankton green algae Scenedesmus Israel juv./adults
plants phytoplankton green algae Spondylosium Israel juv./adults
plants phytoplankton green algae Staurastrum Israel juv./adults
plants phytoplankton diatoms Surirella Israel juv./adults
plants phytoplankton diatoms Synedra Israel juv./adults
plants phytoplankton blue-green algae Unidentified Egypt juv./adults
plants phytoplankton diatoms Unidentified Mexico juv./adults
plants phytoplankton green algae Unidentified Egypt juv./adults
plants phytoplankton n.a./other phytoplankton Unidentified Egypt juv./adults
plants phytoplankton n.a./other phytoplankton unidentified (not available) adults
zoobenthos benth. crust. ostracods Unidentified Israel juv./adults
zoobenthos insects insects Unidentified Israel juv./adults
zoobenthos insects insects Unidentified Israel juv./adults
zoobenthos worms n.a./other annelids Unidentified Israel juv./adults
zoobenthos worms non-annelids Unidentified Israel juv./adults
zooplankton other plank. invertebrates n.a./other plank. invertebrates Unidentified Egypt juv./adults
zooplankton other plank. invertebrates n.a./other plank. invertebrates Unidentified Israel juv./adults
zooplankton plank. crust. n.a./other plank. crustaceans Unidentified Egypt juv./adults
zooplankton plank. crust. plank. copepods Unidentified Israel juv./adults
detritus detritus debris Unidentified organic matter and sand Mexico juv./adults
plants other plants terrestrial plants Vascular plant remains Mexico juv./adults

Last edited by ewest; 03/17/16 04:07 PM.