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Re: Daphnia (was Shrimps)
Some Daphnia strains require their WINTER eggs (ephippia) to go through
several freeze/thaw cycles before they hatch.
Their summer eggs usually hatch in cold water.
Scott Davis wrote:
> I'm intrigued by the mention of these bee shrimp and Tim's Humbug shrimp. Do
> they lay eggs in detritus in such a way that the eggs can be harvested,
> dried and mailed?
> I have been sequestering a few egg laden female daphnia and feeding them
> greenwater until they go through an instar and molt their shell and the
> resting egg/ cyst. The thin mulm in the bottom of their gallon pickle jars
> can then be siphoned through a sieve or coffee filter. A few batches of
> these are dried, labeled and packed in an envelop. I hope to hatch them
> (I've heard hatching could take up to a couple of weeks) and also mail them
> to someone who would be so kind as to try and hatch them - just to see how
> easily it could be done.
> Probably it is not a very fair trade, but would anyone want to trade eggs of
> one of those shrimp for plain old garden variety Midwest daphnia?
> Aside from my self-serving interests, it might be an interesting sideline
> for the enterprising aquarist with a batch of those shrimp and an
> understanding of how and where they procreate. In the long run they might
> enrich the wider hobby.
> All the best!
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