Quote:
Originally posted by dwculp
I am not sure, but I think something new grew on my rocks, one of the rocks has this orange tubular stuff all over it that I do not think was there before. I know it is hard to tell from the pics but can any ID it?
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Your mystery animal is a compound or colonial sea squirt or tunicate. Here is a link to an article about
tunicates.
Tunicates are hard to maintain in our systems. They generally don't get enough of the bacterial food they need and simply fade away.
- Jim