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Questions tagged [algae]

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What strain of Arthrospira (Spirulina) is this?

Can anyone help me to identify this strain of Arthrospira (Spirulina)
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Which Flocculant/Coagulant is ideal for harvesting Algae?

While dealing with Algae fit for human consumption (as protein supplements), which is the most suitable coagulant/Flocculant available? Factors to consider: 1) Cost Effectiveness (for instance poly ...
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2answers
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What is “beto carotene” and how can it turn lakes pink?

The BBC News article Pink lake in Australia attracts and delights tourists describes an artificial salt lake in Westgate Park, Melbourne, Australia that tuns pink around February and then in "late ...
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1answer
115 views

What kind of lichen is it (no. 2)?

I think i found very interesting lichen. I discoved it at 1.15 PM CET in Prague nature conservation area called Divoka Sarka. I took this picture on the place of my discovery. One piece of this ...
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What is the electric field strength of microalgae?

Question: What is the electric field strength of microalgae? Background: So I have been having some problems with fungi contaminating my chromera velia algae cell cultures. I haven't determined what ...
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0answers
36 views

Volvox Cellular Reintegration

A couple of days ago, I answered this question over on worldbuilding.SE with some information about volvoxes, and commenter Liam Proven pointed out that one of the claims I made was dubious. I had ...
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34 views

particles in spirulina medium

Can any one suggest what are this particles in my spirulina growing medium? PH is between 10 and 11 and the medium is few months old. It turned green and stays green color even after I filter ...
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0answers
25 views

How to grow a Spirulina biofilm on a carbon/graphite cylindrical cathode

I am trying to grow a spirulina biofilm on my cathode for a fuel cell but it doesn't seem to be sticking to the cathode. I have a culture of spirulina and I've submerged a few cathodes in it to try ...
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1answer
92 views

Do green algae form obligate symbioses with fungi?

I understand that obligate symbioses means that the two organisms cannot live without each other and are in a symbiotic relationship, but do green algae from this with fungi?
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1answer
60 views

How does the OD correlate with the number of algae cells?

My research team and I are using a spectrometer to measure the OD of an algae sample. We are trying to answer the question "Is there a correlation between OD and the number of algae cells?" What ...
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25 views

What are the obstacles to modifying an algae to secrete fuel?

I've been reading a bit about algae fuel. It sounds like people did some work and then decided it was too difficult. This link mentions Exxon's work: https://en.wikipedia.org/wiki/Algae_fuel#...
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1answer
72 views

Taxonomy problems on algae: Is Cryptophyta a Phylum or a Class rank?

I am currently interested in algae taxonomy (I am not an expert in the field). I retrieved the taxonomy of my sequences with their NCBI access number via the taxonkit software (https://bioinf....
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1answer
90 views

Where can I find a compendium of microorganisms?

I recently bought a microscope hoping to learn more about algae and bacteria and stuff. I've collected a few samples of pond water and found tons of algae and stuff, but I have no idea what to call ...
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What are challenges faced by algae bioreactors?why they are not deployed on large scale if effective?

I was going through and studying how algae bioreactors work. I am mostly working for closed systems like tubular photobioreactors. I want to create bioreactors to combat pollution problems. However, I ...
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1answer
142 views

Can Thraustochytrids such as Schizochytrium do photosynthesis?

I know they belong to the phylum of heterokonts and that they are being heterotrophically grown on an industrial scale but I can't seem to find any reference to them being grown photoautotrophically. ...