Search found 1853 matches
- Tue Apr 23, 2024 3:42 am
- Forum: Pictures and Videos
- Topic: Under the 1/24 ice , mesocosm collection.
- Replies: 31
- Views: 2494
Re: Under the 1/24 ice , mesocosm collection.
Alas, the 1993 data on : 'earth frozen water'...the data on ground water..demands updates..updates are cause for all our global concern.
- Tue Apr 23, 2024 3:30 am
- Forum: Pictures and Videos
- Topic: Under the 1/24 ice , mesocosm collection.
- Replies: 31
- Views: 2494
Re: Under the 1/24 ice , mesocosm collection.
Happy Earth Day, 2024...microscopy world views enrich our appreciation for fresh waters available to living things, to communities functions. ' the oceans contain virtually all of earth's free water. 2.5% of the earths water is frozen in ice, or sequestered as ground water. The water in lakes and ri...
- Tue Apr 23, 2024 2:01 am
- Forum: Beginner's corner
- Topic: A few newbie questions - advice sought
- Replies: 5
- Views: 210
Re: A few newbie questions - advice sought
Hi, kblackwell (OP), and apo. Kblackwell..please 'google' : "Mushroom, the journal of wild mushrooming"...lots of content regards to ID..and lots more! This journal...I may still have their issue devoted to :'using the compound microscope in mushroom ID'...if I have it..I can mail you copies of the ...
- Sat Apr 20, 2024 5:05 pm
- Forum: Illumination Techniques
- Topic: Prepared slide set for demonstrating contrast techniques?
- Replies: 8
- Views: 421
Re: Prepared slide set for demonstrating contrast techniques?
Hi, rorshack..I'm late to your thread. Please consider low cost : "Diatom Lab", of Stefano Barone..for wonderful permanent slides which you may use to calibrate, to understand the optical performance of the variety of your optics. On several occasions I have purchased slides from "Diatom Lab"..diato...
- Fri Apr 19, 2024 4:34 am
- Forum: Pictures and Videos
- Topic: Tons of Euglena sociabilis
- Replies: 4
- Views: 218
Re: Tons of Euglena sociabilis
Thanks for this microscopy report. I wish you tried a higher magnification objective at some part of this wonderful image sequence.
These protozoans to my sense, are ciliates. thanks for your microscopy, charlie g
These protozoans to my sense, are ciliates. thanks for your microscopy, charlie g
- Fri Apr 12, 2024 3:02 am
- Forum: Pictures and Videos
- Topic: Water Bear 1
- Replies: 8
- Views: 1210
Re: Water Bear 1
I have a large selection of : finite 160 tube length/ 0.17 objectives for low cost..extremely low cost sale, Eric. I am also trying to clear out ..extremely low cost Oympus C inverted microscope. Do tell what microscope ( finite/160 TL, 0.17 coverslip) objectives you might want to enhance your micro...
- Fri Apr 12, 2024 2:50 am
- Forum: Beginner's corner
- Topic: retrieve specific specimens
- Replies: 8
- Views: 580
Re: retrieve specific specimens
Michael G., I am cluless, a 'neoludite regarding links'..but thank you for producing the link for Judge. happy spring'24 to all.. fingerlakes/US 4/8/24 solar eclipse was 'half a dud for us'( at our fingerlakes/U S location). It was wonderful to view on the south-west horizon an ominous darkness char...
- Thu Apr 11, 2024 2:10 am
- Forum: Pictures and Videos
- Topic: Water Bear 1
- Replies: 8
- Views: 1210
Re: Water Bear 1
Thanx for posting this encounter, eric b. .
If your stand is: 160 tube length ( a finite DIN stand)..is: "160/ o.17 "engraved on the objectives you now have?
charlie g
If your stand is: 160 tube length ( a finite DIN stand)..is: "160/ o.17 "engraved on the objectives you now have?
charlie g
- Thu Apr 11, 2024 12:35 am
- Forum: Pictures and Videos
- Topic: Water Bear 1
- Replies: 8
- Views: 1210
Re: Water Bear 1
Welcome, eric b., and congrats on your scope salvage..and 'bear encounter'. That second image captures an interesting illumination contrast method for your meiofauna ursine 'bear'! Please share: what scope objective+eyepiece combination used? What method of illumination of the slide? BTW..do you enj...
- Thu Apr 11, 2024 12:26 am
- Forum: Beginner's corner
- Topic: retrieve specific specimens
- Replies: 8
- Views: 580
Re: retrieve specific specimens
Hi, judge, please visit #2 group of 'active topics' posts: "under the 1/24 ice'.
- Mon Apr 08, 2024 2:51 am
- Forum: About the website, the magazine and this forum
- Topic: Private Message Stuck in Outbox
- Replies: 5
- Views: 1714
Re: Private Message Stuck in Outbox
Hi, gary, and jackieone...I and a few other forum members noted the 'failure of PM messages to properly launch'...and more a concern..our forum administrator no longer replying to 'PM's" to administrator. I hope all is well for Oliver, if this is a financial spindown of this forum..well I understand...
- Sat Apr 06, 2024 3:45 am
- Forum: My microscope
- Topic: Picked up a legacy Zeiss
- Replies: 7
- Views: 1820
Re: Picked up a legacy Zeiss
Welcome to this great forum, amoeba-X..no doubt I've enjoyed a post or more from you in forum: "cloudy nights.com". It's not the 'thread size' you need worry about..first step is to list the specs engraved on the turret of objectives you now have..what are each objective speced as on their respectiv...
- Sat Apr 06, 2024 3:08 am
- Forum: Pictures and Videos
- Topic: Under the 1/24 ice , mesocosm collection.
- Replies: 31
- Views: 2494
Re: Under the 1/24 ice , mesocosm collection.
Ooops, sorry I missed your kind visit to this thread, and thank you for your speculation,zzffnn. All my wet mount slide preps have rotifers and entrapped air bubbles...I am observing the wet mount slides within minutes of 'dropping the cover slip' on the sample droplet. No other rotifers..either on ...
- Fri Apr 05, 2024 4:09 am
- Forum: Pictures and Videos
- Topic: What Does It Mean To Say One Ciliate Eats Another
- Replies: 21
- Views: 2048
Re: What Does It Mean To Say One Ciliate Eats Another
Please, don, please do not hold to idea that all life ( protists, meiofauna, and our scale: megafauna) do not go on all seasons..yes even under the ice ( as I often cheer about). Where you reside the ecology thrives in winter. Think of the neighbors of yours whom enjoy winter: 'ice fishing'...organi...
- Thu Apr 04, 2024 9:18 pm
- Forum: Microscopes and optics
- Topic: Lomo lamp & green filter
- Replies: 3
- Views: 1016
Re: Lomo lamp & green filter
Green wavelengths in our light spectrum, the wavelengths human eyes are most sensitive to ( our retinas if 'normal retinas'). I think this a reason green filters are often found with vintage ( ?tungsten bulbs, halogen bulbs illuminators?). My circa 1980 Nikon-Labophot-Pol came with a 'yellow-goldish...
- Thu Apr 04, 2024 1:44 am
- Forum: Pictures and Videos
- Topic: Marine Foraminifera on the move
- Replies: 10
- Views: 829
Re: Marine Foraminifera on the move
Thanks for sharing this microscopy, macnmotion. Terrific to see this behavior. That first foram at 40X-oil was a quite tiny organism ( as far as forams are discussed)..wonderful post, thank you. charlie g
- Thu Apr 04, 2024 1:31 am
- Forum: Pictures and Videos
- Topic: A couple of notable giants from a sluggish creek.
- Replies: 8
- Views: 1315
Re: A couple of notable giants from a sluggish creek.
Elegant and gracefull your first ciliates...and childrens author/illustrator: Dr.Seuss would be inspired by these ciliates. Excellent images of gastrtrich and the rotifer meiofauna in the second panel of your rural water ditch neighbors.
Thanks for posting these encounters, apo. charlie g.
Thanks for posting these encounters, apo. charlie g.
- Mon Apr 01, 2024 2:41 am
- Forum: Identification help
- Topic: Pond water question
- Replies: 1
- Views: 620
Re: Pond water question
Hello jlknight..it always helps to offer context of collection site, then low magnification ( 4X/10X/20X magnification image captures)....lastly an oil-100X image of the organism being observed. ( eg: eye-lashes of a cat,dog, rat, horse not as useful for organism ID, as a context (where organism col...
- Mon Apr 01, 2024 12:21 am
- Forum: Pictures and Videos
- Topic: Under the 1/24 ice , mesocosm collection.
- Replies: 31
- Views: 2494
Re: Under the 1/24 ice , mesocosm collection.
Similar to my pleasure in feeding family and friends, and coworkers since teenage years..I respectfully observed this green hydra capture both a cladoceran water flea, and a large nematode. Please go back to the higher magnified tentacle image and for yourself..see if the clusters of endosymbiotic C...
- Mon Apr 01, 2024 12:07 am
- Forum: Pictures and Videos
- Topic: Under the 1/24 ice , mesocosm collection.
- Replies: 31
- Views: 2494
Re: Under the 1/24 ice , mesocosm collection.
Happy spring'24..first hydra bud of this year encountered 3/30/24. All surface ice in the mesocosm gone. It was 12/25/1702 that Antoni van Leeuwenhoek sent a letter to the Royal Society in UK, describing observations of active hydras Antoni collected. I am deeply puzzled by the sparse facts stating ...
- Sat Mar 30, 2024 8:40 pm
- Forum: Microscopes and optics
- Topic: Do I need another objective?
- Replies: 61
- Views: 4584
Re: Do I need another objective?
Harry, thanks for another terrific thread, and especially thank you for the tip, and the link to Dr.Martin Kruetz's "Real Micro Life" website. charlie g
- Fri Mar 29, 2024 5:45 pm
- Forum: Home-made microscope adaptations
- Topic: Looking for a NICE dust cover
- Replies: 25
- Views: 6190
Re: Looking for a NICE dust cover
Hi, sure squints, neat thread you have going, terrific solutions. But I suggest you consider the application and removal of dust covers be part of a process. Dust cover, plastic cups over eyepieces, and rubber air-puffer. At shut down, air-puff the oculars , air puff the cups, place the cups over oc...
- Mon Mar 25, 2024 6:18 pm
- Forum: Introduce yourself
- Topic: Hello to one & all
- Replies: 3
- Views: 1504
Re: Hello to one & all
Welcome, saltydog. You need to (low cost, well organized book) get a hold of 2016 book: " Insect Microscopy", by Dr. Andrew Chick...nothing vexing about andy chicks instructions and materials to use.
BTW, I find it charming that you mention: 'insects and bugs'. happy spring'24, charlie g
BTW, I find it charming that you mention: 'insects and bugs'. happy spring'24, charlie g
- Sat Mar 16, 2024 9:51 pm
- Forum: About the website, the magazine and this forum
- Topic: Spam post and inappropriate use
- Replies: 7
- Views: 1527
Re: Spam post and inappropriate use
I hope all is well for Oliver and family.
- Sat Mar 16, 2024 2:16 am
- Forum: Pictures and Videos
- Topic: Euglenid posing as a hermit crab?
- Replies: 7
- Views: 532
Re: Euglenid posing as a hermit crab?
Hi all, many many protists have strategies for controlling their solar light environment..with out terming it thoughtful behavior strategies...we 'neutrally?' term such behaviors as : tropisms. Some flagellate protozoa ( eg: Haematococcus pluvialis ) actually move their internal pigments to shield i...
- Fri Mar 15, 2024 11:35 pm
- Forum: About the website, the magazine and this forum
- Topic: Spam post and inappropriate use
- Replies: 7
- Views: 1527
Re: Spam post and inappropriate use
I have experienced a lot of the: PM functions do not work. I hope Oliver is well ' family healthy and happy. charlie g
- Fri Mar 15, 2024 11:28 pm
- Forum: Pictures and Videos
- Topic: Under the 1/24 ice , mesocosm collection.
- Replies: 31
- Views: 2494
Re: Under the 1/24 ice , mesocosm collection.
You can low cost purchase a rubber bulb activator for all sorts of capillary tubes...but my capillary tubes, my 10 and 20 microliter glass capillary tubes sit in a draw, unused. If you have trouble with your pastuer pipetts bulb action being useless..blame the problem on 'crappy' rubber bulbs..those...
- Fri Mar 15, 2024 2:51 am
- Forum: Pictures and Videos
- Topic: Ophryoglena flava
- Replies: 4
- Views: 349
Re: Ophryoglena flava
Thank you,luis, beautiful encounter. Do you 'image process out, do you remove :dust specs/ fibers/ media debris from this video sequence? How is it that the media this protist swims in seems so clear? Yes one small protist does swim by this organism..yet how is the imagery so clear? Thank you, luis,...
- Fri Mar 15, 2024 1:31 am
- Forum: Pictures and Videos
- Topic: Under the 1/24 ice , mesocosm collection.
- Replies: 31
- Views: 2494
Re: Under the 1/24 ice , mesocosm collection.
I use a glass platform for my slide, and for the rectangular cover slip..easy pick up of each from these raised platforms...of course if you are compiling a collection of target organisms for a wetmount slide..a second slide on it's own platform needed...time to time drink off waters from the 'round...
- Fri Mar 15, 2024 1:19 am
- Forum: Pictures and Videos
- Topic: Under the 1/24 ice , mesocosm collection.
- Replies: 31
- Views: 2494
Re: Under the 1/24 ice , mesocosm collection.
Going back and forth between the three bench images I posted..here are protocols I use to effectively 'round up' protists and meiofauna for constructing a wet mount slide. By using large rectangular cover slips ( 22X40mm, No.1, globe scientific inc., Paramus, NJ)..you can safely observe in over 80% ...