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Bloom of euglenoids and its cause?

Posted: Tue May 24, 2022 3:30 pm
by dahyon
After a difficult year with a fried data hard drive I have just discovered why my my garden pond turned green last year maybe.
The green was a bloom of euglenoids dominated by trachelomonads with other euglenoids.
I have not use any chemicals over for 30 years but this last spring I looked at spent frog spawn jelly and was astonished by what I saw...
www.youtu.beoiklCUwXpKg

Re: Bloom of euglenoids and its cause?

Posted: Wed May 25, 2022 12:16 pm
by dahyon
Oh dear I messed up the link so I'll try again:

Re: Bloom of euglenoids and its cause?

Posted: Wed May 25, 2022 4:47 pm
by LouiseScot
Great video - thanks!

Louise

Re: Bloom of euglenoids and its cause?

Posted: Thu May 26, 2022 12:38 am
by Greg Howald
You did a really good job with that.

Re: Bloom of euglenoids and its cause?

Posted: Tue Jun 07, 2022 3:38 pm
by dahyon
Thank you for the kind comments.
I must admit I was overwhelmed by the numbers and diversity of protozoa in the sample.
There was a followup bloom of Daphnia which ate all of the euglenoids a few days later.
I am just finishing off a video about it.
Thanks again
David

Re: Bloom of euglenoids and its cause?

Posted: Thu Jun 09, 2022 11:20 am
by Javier
Great video! Thanks for sharing.

Re: Bloom of euglenoids and its cause?

Posted: Thu Jun 09, 2022 12:50 pm
by tlansing
I wish I had a little pond like that at my house! Lots of interesting critters