Monday, November 4, 2013

week 3


This week my MicroAquarium was much more eventful due to the food pellet that was added towards the top of the aquarium. There was activity outside of the food pellet though. There were 2 Vorticella attached to the moss at the top of the aquarium (Patterson 1982). They are multicellular organisms that are stationary and kind of bell shaped.  Also attached to the moss at the top of the tank were a few rotifer called Limnias (Patterson 1982).They were stationary, but the were eating the moss through what looked like a tube. 

The food pellet though, was where most of the action could be found. There was a huge number of Philodina eating the pellet (Pennak 1989). They are all multicellualr organisms that move around kind of like an inchworm. 
There were also multiple Euchlanis swimming around near the crumbs that came off of the food pellet (Pennak 1989). They are multicellular and have a tail that allows them to swim smoothly through the water.
Also found swimming around using their cilia were multiple Tachysomes (Patterson 1982). They're long, multicellular organisms that were found towards the top of the tank.
There were still no dead organisms at the bottom of the tank this week.

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