By O. Jaag
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Additional resources for Advances in Water Pollution Research. Proceedings of the Second International Conference Held in Tokyo, August 1964
L. MENETRIER, J. LABONDE and M. C. HANNOUN Totals Rivers: Upstream of Paris Downstream of Paris General Hospitals & Preventoriums: Discharge from exit of processing plants River at level of waste discharge from preventorium River downstream Sanatoriwns: Discharge from exit of processing plants River at level of waste discharge Origin of samples 128 86 7 7 1 42 5 15 0 8 8 12 22 3 1 4 17 0 12 12 5 20 18 gauze 31 1 liter Mode of sampling 49 Total number of samples 81 18 5 12 2 7 16 5 4 19 Negative 0 0 1 1 0 1 Indetermined (polluted culturesearly death of guinea-pigs) 42 0 0 1 3 7 0 29 Number Positive Results TABLE 3.
This suggests that the fathead minnow is fond of such alkaline water. If it is true, we can present preference concentrations of OH" with TABLE 2. 38-8-44 8-91 8-90-7-50 800 10-38-8-24 8-64 912-7-68 7-86 10-25-7-38 802 9-75-7-13 7-20 10-38-7-40 7-85 9-38-7-20 7-50 10-22-8-53 905 9-48-7-65 808 9-56-905 9-21 905-8-45 8-80 9-62-8-76 918 8-85-7-80 8-59 Average Fathead minnow Pimephales promelas Bluegill sunfish Lepomis macrochirus Last two species were tested by author at School of Civil Engineering, Purdue University.
CLASSIFICATION OF 3 SUBGROUPS OF THE HALOPHILIC ORGANISMS (R. SAKAZAKI, S. IWANAMI AND H . FUKUMI, 1963) Characteristics Growth on peptone water containing 7%NaCl Growth on peptone water containing 10%NaCl Voges-Proskauer reaction Sucrose fermentation Arabinose fermentation Cellobiose fermentation within 24 hours Subgroup 1 2 3 + + — — + — — —, occasionally + or — + -f, occasionally — — - or + _ 4- 12 L. COIN, M. I . MKNLTRILR, J. LAHONDL and M. C. HANNOUN Summer Type Distribution 20 Km • Euryhohne Type A Stenoholine Type Figures represent station number FIG.