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Pond

pond

(Science: ecology) A body of standing water which is smaller than a lake, often artifically formed.


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Diagnosis: black/brown spots on koi scales; picture included

The neighbours problem. Well yes, it was silly of the neighbour to put a fish in a pond without first quarantining it but I still feel sorry for them. They could have a very expensive cleaning program on their hands. Any new animals should always be quarantined and ...

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by animartco
Fri Aug 23, 2013 11:50 am
 
Forum: Zoology Discussion
Topic: Diagnosis: black/brown spots on koi scales; picture included
Replies: 3
Views: 2188

Diagnosis: black/brown spots on koi scales; picture included

... the fish to my friend, who gave it to her neighbor because it didn't cope well with my friend's fish and would be better off in the neighbor's koi pond. So I can't check the fish and confirm that it's argulus. It was more like the whole scale (or the visible part, anyway) was discolored. Didn't ...

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by animus
Tue Aug 13, 2013 7:53 pm
 
Forum: Zoology Discussion
Topic: Diagnosis: black/brown spots on koi scales; picture included
Replies: 3
Views: 2188

Effect Of carbon dioxide on rate of photosynthesis

... has to spend time waiting for more CO2 to arrive). Increasing the concentration of CO2 increases the rate of photosynthesis. Experiment Place a pond weed Elodea upside in a test tube containing water at 25°C. Place the tube in a beaker of fresh water. Place excess sodium bicarbonate (NaHCO3) ...

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by snowfall
Thu May 30, 2013 5:33 pm
 
Forum: Botany Discussion
Topic: Effect Of carbon dioxide on rate of photosynthesis
Replies: 4
Views: 6101

Re: Is water itself biology?

... biology we've observed, but pure water itself is not alive. The study of pure water falls under chemistry, not biology. Of course, once you have pond scum all that changes and it's biology all the way down.

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by jonmoulton
Fri Mar 01, 2013 4:57 pm
 
Forum: General Discussion
Topic: Is water itself biology?
Replies: 5
Views: 2197

Re: water problem work sheet

... definition, but I don't understand this. I feel like I'm almost there, but not quite. Problem: Health department workers recently tested a small pond at the back of a housing development and found it to have an extremely high level of coliforms. A stream that begins at a spring approximately ...

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by nursewhitman
Fri Nov 30, 2012 12:44 am
 
Forum: Microbiology
Topic: water problem work sheet
Replies: 8
Views: 5071
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