Monday, November 4, 2013

Observations of Micro-Aquarium 29 Oct 13

On Friday October 25, 2013 "ONE" Beta Food Pellet was inserted into each microaquarium (http://botany1112013.blogspot.com). This week there was much more movement in the aquarium. The first structure that I witnessed was a Colpidium (Fig 3.) which is common in organically enriched sites (Patterson, 151). As I was observing the Colpidium a Uronychia (Patterson, 124) moved passed but I was unable to get a photo due to the speed of the Uronychia.  However I did manage to catch a video of a Limnias rotifer (Pennak, 218)( (Fig 4.).  There were smaller structures moving within the aquarium but I was unable to catch a photo of them without distortion.



Fig 3. 
Picture of Colpidium taken by P. Pyper in the Hesler Biology Building, rm 507.




Fig 4.
Video of  Limnias rotifer coming out of its cone.  Video taken by P. Pyper in the Hesler Biology Building, rm 507.








Patterson, D.J.."Free-Living Freshwater Protozoa, A Colour Guide".1992. ASM Press. Washington DC (p. 223)
Pennak, Robert W.."Fresh-Water Invertebrates of the United States".1989.John Wiley & Sons, Inc.New York, NY (p. 628)

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