The seasonal biological surveys of 1971 / John C. Ayers, Samuel C. Mozley, John A. Stewart.
Appendix A, 9 July 1971 continued. Station Time. EST Wind Direction Wind Speed knts Sea Height, ft Weather NDC-2-4 I N3C-4-1 NDC-4-2 NDC-4-3 NDC4-4 NDC-7-1 NDC-7-2 NDC-7-3 1851 N 6 1 Cloudy 1920 N N 9 8 1 1 Overcast Cloudy 1823 N 6 1 Clouding 2057 N 0-5 0.5 Clouds Dusk 2046 2030 N N 0-5 6 0.5 Clouds Dusk 0.5 Cloudy Dusk Partly cloudy Warm Secchi Disc, m Water Color Surface Water Temperature, *C Water Depth, ft Bottom Type 5.8 3.0 3.2 8.0 Clear dark green 20.5 84 Milky Milky Clear light light green green green 9.0 Clear dark green 22.8 18 Fine Fine brown silty clean sand with sand grey silty inclusions 22.8 24 Coarse sand grey with silt 22.8 63 Fine brown silty sand with grey silt inclusions 20.5 164 0.5" brown sandy silt over grey slightly sandy silt 23.0 15 Fine brown silty sand with some coarse sand 22.8 26 Slightly silty fine brown sand with some coarse sand 23.0 48 Slightly silty fine brown sand Station Time, EST Wind Direction Wind Speed, knts Sea Height, ft Weather Secchi Disc, m Water Color NDC-7-4 2013 N 6 1 NDC-7-5 SDC-. 25-1 SDC-. 5-1 SDC-.5-2 1950 1136 1125 N 6 1 SDC-.5-3 1633 SDC-I-1 SDC-1-2 1154 1212 Variable 5-10 1 Clearing Bright Clouds Cloudy 5.5 6.0 4.9 1.75 2.5 Clear Clear Milky green dark light gre greengreen Milky Milky light light green green 9.0 2.2 4.1 Clear Milky Milky dark light light green green green Surface Water Temperature. ~C Water Depth, ft Bottom Type 23.0 58 Medium silty brown sand with large grey silt inclusions 22.1 23.0 80 43 Fine & Fine medium silt) silty sand brown sand Y 23.0 22.9 23.0 16 30 62 Clean Fine Fine fine silty brown sand sand silty sand with silty inclusions 22.9 23.0 21 41 Silty Silty medium fine sand & sand granules 72
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About this Item
- Title
- The seasonal biological surveys of 1971 / John C. Ayers, Samuel C. Mozley, John A. Stewart.
- Author
- Ayers, John C. (John Carr), 1912-
- Canvas
- Page 72
- Publication
- Ann Arbor, Mich. :: Great Lakes Research Division, University of Michigan,
- 1974.
- Subject terms
- Freshwater biology -- Michigan, Lake.
Technical Details
- Collection
- Great Lakes Digital Library
- Link to this Item
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https://name.umdl.umich.edu/4742320.0001.001
- Link to this scan
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https://quod.lib.umich.edu/g/glrr/4742320.0001.001/84
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Related Links
IIIF
- Manifest
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https://quod.lib.umich.edu/cgi/t/text/api/manifest/glrr:4742320.0001.001
Cite this Item
- Full citation
-
"The seasonal biological surveys of 1971 / John C. Ayers, Samuel C. Mozley, John A. Stewart." In the digital collection Great Lakes Digital Library. https://name.umdl.umich.edu/4742320.0001.001. University of Michigan Library Digital Collections. Accessed May 18, 2025.