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<br /> <br />Table 2. Average of the weight percenta ges of food items for four fish species from the Green <br /> River, 1980. Data re-calculated from Jacobi and Jacobi (1982). <br /> Total <br /> length Sample Macro- Terrestrial Invertebrate Zoo- <br />Species' Range 'X size Seaton fragments Fish insects remains plankton Diptera Coleoptera Trichoptera Ephemeroptera Hemiptera Eggs <br />Colorado 22- 40 34 55 - 1.82 16.19 1.91 31.59 0.11 24.74 - - - - <br />squawfish '41- 59 47 45 - 6.67 50.51 1.03 13.20 - 13.04 - - - - <br />Channel 19- 55 49 58 0.01 0.42 - 1.47 24.73 - 53.43 0.97 13.85 1.53 1.43 - <br />catfish 85-114 92 6 - 0.08 - 3.17 - 0.07 70.45 2.56 19.82 0.08 13.75 - <br />FatheadG <br />O 22- 34 ,31 53 68.65 8.52 - 0.01 2.85 4.89 1.88 1.89 - 3.76 3.77 <br />- <br />minnow 35- 62 42 56 69.40 21.41 - - 2.11 - 1.70 - - - - <br />Red 15- 34 27 83 10.54 1.22 - 4.45 35.20 1.21 22.15 2.46 - 15.10 1.21 2.85 <br />shiner 35- 69 . 47 79 1.66 1.47 - 7.72 32.03 - 21.58 3.81 2.85 15.67 2.34 0.48