An investigation of the effects of discharged wastes on kelp / [Wheeler J. North, project director].

  • California. State Water Quality Control Board.
Date:
1964
Catalogue details

Licence: Public Domain Mark

Credit: An investigation of the effects of discharged wastes on kelp / [Wheeler J. North, project director]. Source: Wellcome Collection.

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    BACTERIAL GROWTH - OPTICAL DENSITY BACTERIAL GROWTH - OPTICAL DENSITY 0.2 0.1 EFFECTS OF DISCHARGED WASTES ON KELP 115 WATER TEMPERATURE | 2 SURFACE - 13.8 °C ions ° BOTTOM - 13.4°C BOTTOM FRONDS PON @ foe) a, 3 5 ho eS a ae Val 30 40 46 TEMPERATURE °C Figure 95. Growth of bacterial suspensions of kelp frond origin, March 9, 1960. WATER TEMPERATURE Ne SURFACE - 14.3°¢ = BOTTOM -13.8 °C 0.3 ¢ \ (oe) ce] ° } — SURFACE FRONDS 0.2 BOTTOM FRONDS ~=—tséS 0.1 [YY —e” } Sopee e eI 10 20 30 40 46 TEMPERATURE °C Figure 96. Growth of bacterial suspensions of kelp frond origin, January 27, 1960.