It is truly amazing how fast the eggs are hatching. We have about 125 alevin in the tank. Almost half of the eggs have hatched. Mr. Hart and the 5th grade students have been doing a wonderful job removing the egg casings to prevent any unwanted fungus/bacteria that could damage the unhatched eggs. The tank ph has been pretty consistent at 7.6 the past few days, which is within the safe range of (6.8-8.0)- 7.0 being ideal. A spike in ph is not unusual as the eggs hatch. We continue to perform the daily 5 gallon fresh water change with aged water lowered to 7.0. This week a total of 13 egg/alevin have died leaving our total egg/alevin count at 293 in the tank . The students are getting attached to the tiny alevin even naming them.
Thoughts from the Tank Tenders:
11-11-09 Lauren Vawn: The ph was 7.4 when we checked it. Mr. Hart was having trouble getting out all of the egg casings. Today there was only 1 dead one. I feel really bad for the 1 that died. Bobby and Fluffball are Gaige's favorites. Bobby is mine and Fluffball is Gaige's.
11-12-09 Karrie Boone: Today none of the trout died. Mrs. Winey is happy, and a lot have hatched already. I wasn't expecting for them to hatch so early. I love to take care of the trout every morning.
11-13-09 Lauren Vawn: Today 1 of the trout is dead. Gaige named 2 more of the trout. He named them Puffball and Floferlogan. I feel so bad for the one that died.
Friday, November 13, 2009
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