Saturday, November 5, 2011

10-28-11 Observation



This is the 2nd time viewing my micro aquarium. The majority of organisms in the micro aquarium are non-stationary. The first organism I noticed had an oval-shaped body with a tail and what seemed to be antenna. These were recognized as Cyclops sp. (image of this is shown below).
 I saw about four of these, including one dead at the bottom on the aquarium. They had no preference as to location in the aquarium. Some moved more slowly than others. 
A stationary organism that I viewed was a Vorticella sp. They attach themselves to something and remain in that spot. I witnessed a group of Vorticella sp. that were disrupted by tap on the aquarium. After taking moving for a moment they all went back to where they were before the tapping on the glass took place. (this can be seen below)
Another incident that I was able to notice was an individual in the group of Vorticella sp. to be disrupted by another organism, the Rotifer sp. The Rotifer sp. "attacks" the individual and seems to be feeding off of it. (this encounter can be seen below).
The Rotifers were seen many more times throughout the aquarium but more specifically on Plant A and B. Another stationary organism I noticed was a Cosmarium sp; many of these were seen throughout the aquarium. (an image can be seen below).

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