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Re: brine shrimp
Thank you Tony and Bonny, very much.
-Jonathan
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Jonathan Fung... Reef Geek
Dalhousie University Honours Marine Biology
Aqua Creations Inc. Assistant Manager
writer for Marine Fish Monthly
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email: fung@is2.dal.ca
On Fri, 22 Dec 2000, Tony Terceira wrote:
> Assuming you have good eggs,
>
> I use 3 tablespoons of salt per liter of water, I use
> Kosher salt, or Solar salt (rock salt for water systems) and sea salt, have
> used combinations of all and every other combination. Have notice little
> difference with Utah Shrimp, San Francisco shrimp eggs which are much
> smaller upon hatching, do much better with more sea salt. I add a small
> pinch of Epsom salt, less than a quarter of a teaspoon.
>
> Eggs are in an inverted two liter bottle, heavy
> aeration, and a temperature of 80-84 degrees, hatch is 24-30
> hours, lower temperature will increase hatch time, but not below 75 for
> any reasonable hatch.
>
> I keep separate hatches of San Francisco and Utah shrimp
> going. Fry are able to consume San Francisco shrimp two or three days
> earlier because of their smaller size. The sooner live baby brine, the
> better the spawning size, I work with many species that have small fry and
> this has been the way I have used bbs over the past 30+ years.
>
> Tony
>
>
> At 07:41 PM 12/22/00 -0600, you wrote:
> >2 tablespoons of salt per quart is what I had read. In my experience,
> >temperature between 82 - 86 degrees has been the best. I think you would
> >see a difference with the temperature change. You can always consider bad
> >eggs if you have had them awhile. I hope this helps.
> >Bonny
> >----- Original Message -----
> >From: jonathan
> >Sent: Friday, December 22, 2000 7:20 PM
> >To: apisto@listbox.com
> >Subject:
> >
> >
> >
> >Hi gang! I am having terrible hatch rates with Brine Shrimp cysts (Artemia
> >spp.). I am using a heater keeping the hatchery at about 75 F, I used 50%
> >seawater and 50% freshwater to achieve a specific gravity of 1.014 (as
> >recommended by the package instructions). I use airstones for circulation
> >and aeration. I can only guess that the salinity is inappropriate. I used
> >to hatch brine shrimp with great success years ago. I seem to remember
> >using something like a tablespoon (3 teaspoons) of salt per gallon (1.004
> >specific gravity). What salinity level (ppm)/ specific gravity/ teaspoons
> >or tablespoons of salt per gallon has been successful for you fellow
> >aquarists?
> >
> >Kind regards,
> >Jonathan
> >
> >-------------------------------------------
> >Jonathan Fung... Reef Geek
> >Dalhousie University Honours Marine Biology
> >Aqua Creations Inc. Assistant Manager
> >writer for Marine Fish Monthly
> >-------------------------------------------
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
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