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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