8274

• UCREFRP Catalog Number: 8274
• Author: Pitlick, J. and R. Cress.
• Title: Longitudinal Trends in Channel Characteristics of the Colorado River and Implications for Food-Web Dynamics.
• USFW Year: 2000.
• USFW - Doc Type: Recovery Implementation Program Project 48-C,
• Copyright Material: NO

Table A-2 (cont.)
percent finer than size indicated (mm)
RKM 512 360 256 180 128 90 64 45 32 22 16 11 8
135.7 100 98 89 80 68 50 32 14 5
132.8 100 95 76 56 43 28 16 5 4
129.0 100 94 87 71 48 26 13 5 2
124.8 100 98 75 52 40 32 19 9 2 1
120.6 100 89 75 56 27 7 2
117.7 100 93 62 44 34 27 20 15 6 1
116.9 100 99 91 82 59 37 15 4 2
107.5 100 99 98 92 74 35 13 4 1
Table A-3. Size distributions of subsurface sediment at individual localities on the Colorado River.
percent finer than size indicated (mm)
256 128 64 32 16 8 4 2 1 0.5 0.25
RKM 180 90 45 22 11 5.6 2.8 1.4 0.7 0.35
368.7 100 89 77 68 60 52 44 35 31 25 22 18 15 14 13 12 10 6 4 2
361.8 100 96 77 64 55 47 41 37 29 25 20 19 16 14 13 12 10 8 5 3 2
350.2 100 96 87 69 52 44 40 34 31 27 24 21 18 16 14 12 10 7 4 2
337.5 100 97 85 70 48 39 32 27 24 21 19 17 16 15 14 13 12 8 5 3
320.7 100 91 82 64 46 39 36 23 20 18 18 17 16 15 14 14 13 11 7 4
296.6 100 93 88 76 68 62 55 46 39 33 29 25 23 21 19 16 14 10 7 4 3
285.5 100 95 84 66 52 37 31 28 26 24 23 22 21 19 18 17 15 13 10
284.2 100 93 80 71 63 52 43 33 30 25 23 20 18 17 15 13 11 8 5 3
271.9 100 96 75 54 35 23 17 14 14 14 14 14 14 14 14 13 12 9 6
267.3 100 95 84 70 52 39 34 28 24 21 19 18 17 16 15 15 13 10 6
265.3 100 92 76 61 50 41 31 27 21 20 17 16 15 14 14 13 9 6 3
261.5 100 96 90 81 75 66 57 50 45 41 37 32 29 25 23 21 20 16 11 7
251.0 100 91 77 60 49 30 22 18 18 18 17 17 17 16 15 12 7 4
231.8 100 89 75 63 55 48 42 34 28 24 20 17 15 14 14 13 12 10 6
215.7 100 89 71 48 33 25 16 13 12 11 11 10 10 10 10 10 9 9 7
209.3 100 90 82 69 57 47 34 27 22 19 17 15 13 13 13 12 11 8 4
177.1 100 89 75 55 48 32 28 26 26 25 25 25 25 24 24 22 17 8
167.3 100 95 81 68 60 51 44 40 31 28 22 18 17 15 14 13 11 7 4
159.4 100 96 95 88 71 57 50 36 32 25 23 20 18 17 16 15 15 14 11 5
150.5 100 96 80 66 56 44 37 32 28 26 24 21 19 16 14 13 12 11 8
142.6 100 98 86 73 60 45 34 27 23 20 18 16 14 12 11 9 7 4
138.5 100 93 80 70 59 49 40 34 30 27 25 22 20 17 13 11 9 5
129.0 100 95 94 84 74 65 59 45 41 34 31 27 25 23 19 16 12 8 6 3
120.6 100 89 72 51 38 30 27 25 23 22 20 19 18 16 13 10 7 4
117.7 100 67 60 54 52 47 42 37 33 27 22 19 17 15 14 13 12 11 10 7 5
116.6 100 98 93 85 73 57 47 39 33 29 26 22 19 16 14 10 6 3 2
107.5 100 98 93 85 74 61 54 45 40 35 32 29 28 26 24 21 16 10 5
A-4