Bacteria and phytoplankton of the seasonal surveys of 1972 and 1973 / John C. Ayers.
APPENDIX A. PHYSICAL MEASUREMENTS 12 April 1972 Station Time, EST Wind Direction Wind Speed, knts Sea Height, ft Weather Secchi Disc, m Water Color Surface Water Temperature, ~C Water Depth, ft Bottom Type DC-1 1023 DC-2 1001 DC-3 1540 DC-4 1554 E DC-5 1612 E 16 1 DC-6 1636 E 13 1 1.2 1.9 2.5 Turbid brownish green 3.9 25 Small lumps of lake clay (from dredging) Yellowish Brownish green green (milky) 18 1 Overcast Hazy 2.2 Brownish green (milky) 2.9 72 Tan sandy silty clay over grey sand clay Overcast 2.1 4.3 3.0 46 Fine silty sand 3.1 59 Silty pebbly coarse and medium speckled orange sand Milky brownish green 2.7 86 Fine silty brown sand Slightly milky dark green 1.9 144 Tan silty clay over grey-black silty clay Stat ion Time, EST Wind Direction Wind Speed, knts Sea Height, ft Weather Secchi Disc, m Water Color Surface Water Temperature, ~C Water Depth, ft Bottom Type NDC-. 25-1 NDC-. 5-1 NDC-. 5-2 NDC-. 5-3 NDC-1-1 NDC-1-2 0837 0950 0940 0929 0822 0840 E 23 E 18 E 18 1 0.75 1 Overcast Cool Overcast Overcast.Cool Cool 1.9 1.5 1.6 2.5 1.5 2.2 Yellowish Turbid green brownish green 2.8 46 Fine silty sand 4.0 20 Fine brown sand with some medium sand Turbid brownish green 3.3 32 Fine silty sand with a few pebbles Yellowish Turbid green brownish green Brownish green 2.8 56 Fine silty speckled sand 3.9 17 2.7 43 Coarse speckled silty sand with some fine and medium sand Mixed fine medium and coarse silty speckled sand 39
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About this Item
- Title
- Bacteria and phytoplankton of the seasonal surveys of 1972 and 1973 / John C. Ayers.
- Author
- Ayers, John C. (John Carr), 1912-
- Canvas
- Page 39
- Publication
- Ann Arbor, Mich. :: Great Lakes Research Division, University of Michigan,
- 1975.
- Subject terms
- Phytoplankton -- Michigan, Lake.
- Bacteria.
- Michigan, Lake.
Technical Details
- Collection
- Great Lakes Digital Library
- Link to this Item
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https://name.umdl.umich.edu/4742324.0001.001
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https://quod.lib.umich.edu/g/glrr/4742324.0001.001/45
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- Full citation
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"Bacteria and phytoplankton of the seasonal surveys of 1972 and 1973 / John C. Ayers." In the digital collection Great Lakes Digital Library. https://name.umdl.umich.edu/4742324.0001.001. University of Michigan Library Digital Collections. Accessed May 21, 2025.