Stentor Coeruleus

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Bschnitzer
Posts: 57
Joined: Mon May 16, 2022 6:57 pm
Location: Northern Virginia

Stentor Coeruleus

#1 Post by Bschnitzer » Mon May 16, 2022 9:22 pm

Noobie here. This Stentor from a nearby pond showed an interesting behavior. What’s going on here? Thanks.

https://www.youtube.com/watch?v=gjdtgJOE14c

Oly BH2-BHTU
Sony Nex 6 at trinocular port
10x DPlan.
1. Olympus BH2 BHTU trinocular w/DPlan objectives, Risingcam 20mp 1” USB
2. Motic SMZ 168 Stereo w/Nikon 1 V1
3. Extreme macro rig Nikon D500/PB6 bellows/10x CFI Achr/Raynox DCR150/Wemacro Rail

Greg Howald
Posts: 1185
Joined: Tue Oct 20, 2020 6:44 am

Re: Stentor Coeruleus

#2 Post by Greg Howald » Mon May 16, 2022 9:44 pm

Your video isn't shared. When I click on it I get a message saying it is private.

Bschnitzer
Posts: 57
Joined: Mon May 16, 2022 6:57 pm
Location: Northern Virginia

Re: Stentor Coeruleus

#3 Post by Bschnitzer » Mon May 16, 2022 9:47 pm

My apologies. I’ll fix that.
1. Olympus BH2 BHTU trinocular w/DPlan objectives, Risingcam 20mp 1” USB
2. Motic SMZ 168 Stereo w/Nikon 1 V1
3. Extreme macro rig Nikon D500/PB6 bellows/10x CFI Achr/Raynox DCR150/Wemacro Rail

Bschnitzer
Posts: 57
Joined: Mon May 16, 2022 6:57 pm
Location: Northern Virginia

Re: Stentor Coeruleus

#4 Post by Bschnitzer » Wed May 18, 2022 4:12 am

Closeup of one of the expelled spheres. I scanned Vance Tartar’s 1961 monograph for a clue. My hunch is these are parasitic ciliates that are being expelled. Correct me if I’m wrong.


B6BC98C8-8E38-4CBE-8ECB-A07ECA3B3611.jpeg
B6BC98C8-8E38-4CBE-8ECB-A07ECA3B3611.jpeg (90.11 KiB) Viewed 650 times
1. Olympus BH2 BHTU trinocular w/DPlan objectives, Risingcam 20mp 1” USB
2. Motic SMZ 168 Stereo w/Nikon 1 V1
3. Extreme macro rig Nikon D500/PB6 bellows/10x CFI Achr/Raynox DCR150/Wemacro Rail

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