Richard Sexton wrote:
I was just cruising Untergasser and saw that Oodinium can grow inside a
fish's intestine. They only rely partly on photosynthesis so a blackout


But do they reproduce there? WOuldn't the get expelled and become
free-swimming (then die).

Good point. Have you gotten a full cure with a tank blackout only?
I've never had the misfortune of battling velvet at home (knock wood).
In store tanks were we used formalin/malachite since blackout wasn't
possible in the racks.

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__ Elaine T __
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