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Facultative lagoon (polishing pond) providing tertiary treatment after a constructed wetland in Hamburg-Allermöhe, Germany. Overflow from the facultative lagoon may be routed through one or more polishing ponds supporting lower populations of anaerobic micro-organisms and a higher proportion of aerobic organisms adapted to survival in lower concentrations of organic material.
The timing of blooms of the algae is especially important for supporting higher trophic levels at times of the year when light is low and ice cover still exists. Sea ice algal communities are mostly concentrated in the bottom layer of the ice, but can also occur in brine channels within the ice, in melt ponds, and on the surface.
The technical distinction between a pond and a lake has not been universally standardized. Limnologists and freshwater biologists have proposed formal definitions for pond, in part to include 'bodies of water where light penetrates to the bottom of the waterbody', 'bodies of water shallow enough for rooted water plants to grow throughout', and 'bodies of water which lack wave action on the ...
According to the organization, the 139 ponds that had enough data represent just 16 percent of the Cape's 890 freshwater ponds, "indicating that there is an ongoing shortage of recent water ...
Algae may be cultivated for the purposes of biomass production (as in a seaweed cultivator), wastewater treatment, CO 2 fixation, or aquarium/pond filtration in the form of an algae scrubber. [115] Algae bioreactors vary widely in design, falling broadly into two categories: open reactors and enclosed reactors.
The Town of Wake Forest closed access to Joyner Park Pond on Friday after detecting a dangerous red algae bloom. In a news release, the town’s public affairs director said that an investigation ...
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