Table 3. Median standard lengths of larval catches and simulated median standard lengths at fixed sites in Upper Klamath Lake and the Williamson River Delta, Oregon, 2009.
[Only sucker larvae less than or equal to 19 mm in standard length are included in the calculation. Abbreviations: N, number of fish caught; p50, 50th percentile; OSU, Oregon State University; TNC, The Nature Conservancy; USGS, U.S. Geological Survey; mm, millimeter; –, no data]
Near Williamson River channel |
|
North delta |
|
South delta |
|
Upper Klamath Lake shoreline, north of mouth |
TNC A |
|
TNC B |
|
USGS 25535 |
|
TNC D |
USGS 25980 |
TNC C |
USGS 25977 |
|
USGS 25976 |
N |
p50 (mm) |
N |
p50 (mm) |
N |
p50 (mm) |
N |
p50 (mm) |
N |
p50 (mm) |
N |
p50 (mm) |
N |
p50 (mm) |
N |
p50 (mm) |
Median measured lengths in nets at fixed larval catch sites |
114 |
13.0 |
|
26 |
13.8 |
|
25 |
11.8 |
|
30 |
14.5 |
|
2 |
15.2 |
|
13 |
14.5 |
|
1 |
12.0 |
|
4 |
15.3 |
Median simulated lengths at fixed larval catch sites, scenario C |
592 |
11.9 |
|
269 |
12.2 |
|
480 |
12.2 |
|
116 |
12.6 |
|
178 |
13.6 |
|
256 |
13.2 |
|
114 |
13.8 |
|
80 |
14.2 |
Williamson River mouth, offshore |
|
Williamson River mouth, in channel |
|
Upper Klamath Lake shoreline, south of mouth |
|
Upper Klamath Lake |
|
Agency Lake |
USGS 25981 |
OSU U6 |
OSU U5 |
|
OSU U4 |
OSU U8 |
USGS 25978 |
|
USGS 25979 |
|
OSU A1 |
N |
p50 (mm) |
N |
p50 (mm) |
N |
p50 (mm) |
N |
p50 (mm) |
N |
p50 (mm) |
N |
p50 (mm) |
N |
p50 (mm) |
N |
p50 (mm) |
Median measured lengths in nets at fixed larval catch sites |
22 |
12.7 |
|
98 |
12.6 |
|
18 |
14.3 |
|
10 |
14.1 |
|
2 |
16.7 |
|
0 |
– |
|
1 |
11.9 |
|
16 |
13.2 |
Median simulated lengths at fixed larval catch sites, scenario C |
127 |
14.2 |
|
210 |
13.1 |
|
403 |
13.5 |
|
452 |
13.6 |
|
4 |
17.1 |
|
84 |
14.7 |
|
17 |
15.7 |
|
10 |
14.9 |
|
First posted January 31, 2014
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