Scientific Investigations Report 2008–5026
U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2008–5026
Table 2. Depth of incubator racks at each site during dissolved oxygen production and consumption experiments in Upper Klamath Lake, Oregon, 2005.
[Description of sites are shown in table 1; location of sites shown in figure 2. Abbreviations : n/a, site became too shallow to incorporate the lower rack into the experiment. –, no data were collected]
| Depth, in meters below water surface | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rack location | First day of sampling in week | |||||||||||||||||||
| June | July | August | September | October | ||||||||||||||||
| 14 | 21 | 28 | 6 | 12 | 19 | 26 | 2 | 9 | 15 | 22 | 29 | 6 | 19 | 26 | 3 | |||||
| Howard Bay (HDB) | ||||||||||||||||||||
| Upper | 0.5 | – | – | – | – | – | – | – | – | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | ||||
| Lower | 1 | – | – | – | – | – | – | – | – | 1.5 | 1.5 | 1 | 1 | n/a | n/a | n/a | ||||
| Average photic zone | 2.35 | – | – | – | – | – | – | – | – | 0.62 | 1.42 | 1.07 | 1.04 | 1.08 | 1.60 | 2.17 | ||||
| Upper Klamath Lake at Williamson River Outlet (WMR) | ||||||||||||||||||||
| Upper | 0.3 | – | – | 0.5 | – | – | – | – | – | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | ||||
| Lower | 1 | – | – | 2 | – | – | – | – | – | 1.5 | 1 | 1 | 1 | n/a | n/a | n/a | ||||
| Average photic zone | 2.47 | – | – | 2.84 | – | – | – | – | – | 2.01 | 1.89 | 1.09 | 1.55 | 2.29 | 2.80 | 1.8 | ||||
| Midlake (MDL) | ||||||||||||||||||||
| Upper | 0.5 | 0.5 | 0.5 | 0.5 | – | 0.5 | – | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | |||||
| Lower | 2 | 2 | 2 | 2 | – | 1.5 | – | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1 | 1 | 1.5 | |||||
| Average photic zone | 2.12 | 1.87 | 1.78 | 2.06 | – | 3.92 | – | 2.61 | 2.71 | 1.06 | 2.40 | 1.87 | 1.15 | 1.70 | 1.88 | |||||
| Midnorth (MDN) | ||||||||||||||||||||
| Upper | 0.5 | 0.5 | – | – | 0.5 | – | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | |||||
| Lower | 2 | 2 | – | – | 2 | – | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1 | 1.5 | |||||
| Average photic zone | 1.83 | 1.69 | – | – | 2.15 | – | 4.31 | 2.76 | 2.86 | 1.52 | 1.61 | 1.90 | 1.45 | 1.51 | 1.44 | |||||
| Eagle Point (EPT) | ||||||||||||||||||||
| Upper | – | – | – | 0.5 | – | 0.5 | – | – | 0.5 | 0.5 | 0.5 | – | 0.5 | 0.5 | 0.5 | |||||
| Lower | – | – | – | 2 | – | 1.5 | – | – | 1.5 | 1.5 | 1.5 | – | 1.5 | 1 | 1.5 | |||||
| Average photic zone | – | – | – | 2.29 | – | 3.01 | – | – | 1.90 | 1.86 | 1.76 | – | 1.99 | 1.52 | 1.72 | |||||
| Middle of trench (MDT) | ||||||||||||||||||||
| Upper | – | – | – | – | 0.5 | – | 0.5 | – | 0.5 | 0.5 | 0.5 | – | 0.5 | 0.5 | 0.5 | |||||
| Lower | – | – | – | – | 2 | – | 1.5 | – | 1.5 | 1.5 | 1.5 | – | 1.5 | 1.5 | 1.5 | |||||
| Average photic zone | – | – | – | – | 0.87 | – | 1.90 | – | 0.71 | 1.07 | 1.25 | – | 0.91 | 1.44 | 1.42 | |||||
U.S. Department of the Interior | U.S. Geological Survey
URL: http://pubs.usgs.gov/sir/2008/5026
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