1. Flow preferences, Table 1
Paddler group
Preferred in-river flow bands (cumecs)
Previous
Updated
Range
Optimal range
Beginner kayaker
40-70
45-50a
Intermediate kayaker
45-125
80-85a
45-170
Advanced/expert kayaker
55-250 -
Rafting
55-250a
90-115a
55-250b
Flow preferences, Table 1

2. Flow evaluation curve, Figure 1

3. Simulated flow distribution curves Figure 2

4. Existing and modified flows, Figure 3

5. High flow reductions, Table 2
Flow band
No. of existing days
Reduction of days
Percentage reduction
2.84
0.477
16.8
1.25
-0.205
-16.4
2.75
0.568
20.7
1.64
0.500
30.6
2.36
0.409
17.3
1.45
34.4
2.18
0.341
15.6
1.14
0.227
20.0
1.95
0.136
7.0
0.95
-0.068
-7.1
1.84
0.591
32.1
0.91
0.159
17.5
1.82
0.182
10.0
1.02
17.8
High flow reductions, Table 2

6. Changes in days in flow bands, Table 3
User
Flow band
Number of days on average (and %)
Existing
Modified
Change
Beginner kayaker
Overall, cumecs
55.6
0.0 (0.0)
Intermediate kayaker
Partial, cumecs
75.9
Partial, cumecs
3.4
9.0
5.6 (165)
Partial, cumecs
24.1
20.1
-4.0 (-16.6)
Overall, cumecs
103.4
105.0
1.6 (1.6)
Advanced/expert kayaker or rafter
Partial, cumecs
57.2
Partial, cumecs
32.5
27.4
-5.1 (-15.7)
Overall, cumecs
93.1
93.6
0.5 (0.5)
Changes in days in flow bands, Table 3

7. What happens during a take? Figure 4

8. Hourly flows during fresh recession, Figure 1 supplementary